By state
Historic places in Colorado
1,456 Colorado listings on the National Register of Historic Places, each mapped and dated.
1985
19th Street Bridge — Denver, Denver County, Colorado
→2023655 Broadway Building — Denver, Denver County, Colorado
→20097-D School — Branson, Las Animas County, Colorado
→2006Adams County Courthouse — Brighton, Adams County, Colorado
→2007Adobe Stables, Arkansas Valley Fairgrounds — Rocky Ford, Otero County, Colorado
→2008Akron Gymnasium — Akron, Washington County, Colorado
→1977Alamo Hotel — Colorado Springs, El Paso County, Colorado
→1986Alamo Placita Park — Denver, Denver County, Colorado
→1995Alamosa County Courthouse — Alamosa, Alamosa County, Colorado
→2009Alamosa Post Office — Alamosa, Alamosa County, Colorado
→2007Alexander House — Salida, Chaffee County, Colorado
→2006Alger, Amanda K., Memorial Methodist Episcopal Church — Eaton, Weld County, Colorado
→1982All Saints Church of Eben Ezer — Brush, Morgan County, Colorado
→1978All Saints Episcopal Church — Denver, Denver County, Colorado
→1973Alpine Hose Company No. 2 — Georgetown, Clear Creek County, Colorado
→1996Alpine Tunnel Historic District — Pitkin, Gunnison County, Colorado
→2004Altamaha Apartments — Denver, Denver County, Colorado
→1998American Federation of Human Rights Headquarters — Larkspur, Douglas County, Colorado
→2007American Legion Hall — Eads, Kiowa County, Colorado
→1999American National Bank Building — Alamosa, Alamosa County, Colorado
→1978Ammons Hall — Fort Collins, Larimer County, Colorado
→1993Ammunition Igloo — Golden, Jefferson County, Colorado
→2004Anderson Barn — Johnstown, Weld County, Colorado
→1979Anderson, Peter, House — Fort Collins, Larimer County, Colorado
→2019Animas City School — Durango, La Plata County, Colorado
→1990Annunciation Church — Denver, Denver County, Colorado
→2014Antlers Cafe and Bar — Yampa, Routt County, Colorado
→2012Arapaho Hills — Littleton, Arapahoe County, Colorado
→1998Arapahoe Acres — Englewood, Arapahoe County, Colorado
→1999Arcanum Apartments — Denver, Denver County, Colorado
→1978Argo Tunnel and Mill — Idaho Springs, Clear Creek County, Colorado
→1975Armory Hall, Fraternal Hall — Aspen, Pitkin County, Colorado
→2000Armstrong Hotel — Fort Collins, Larimer County, Colorado
→2009Arnett-Fullen House — Boulder, Boulder County, Colorado
→1987Arno Apartments — Denver, Denver County, Colorado
→1992Arrowhead Lodge — Bellvue, Larimer County, Colorado
→1996Art Building — Rocky Ford, Otero County, Colorado
→1998Arvada Downtown — Arvada, Jefferson County, Colorado
→1975Arvada Flour Mill — Arvada, Jefferson County, Colorado
→1975Ashcroft, Colorado — Aspen, Pitkin County, Colorado
→1975Aspen Community Church — Aspen, Pitkin County, Colorado
→1973Astor House Hotel — Golden, Jefferson County, Colorado
→1979Atchison, Topeka and Santa Fe Passenger Depot — Colorado Springs, El Paso County, Colorado
→2019Atchison, Topeka and Santa Fe Railway Passenger Depot — Lamar, Prowers County, Colorado
→1996Atwater, Samuel H., House — Canon City, Fremont County, Colorado
→2007Aultman House — Trinidad, Las Animas County, Colorado
→1973Auraria 9th Street Historic District — Denver, Denver County, Colorado
→1996Austin Building — Denver, Denver County, Colorado
→1972Avery House — Fort Collins, Larimer County, Colorado
→1990Avoca Lodge — Denver, Denver County, Colorado
→2017Avondale Bridge — Avondale, Pueblo County, Colorado
→1970Baca House and Outbuilding — Trinidad, Las Animas County, Colorado
→2023Bachelor Mine — Naturita, San Miguel County, Colorado
→1978Bailey House — Denver, Denver County, Colorado
→2018Bain Cabin — Rollinsville, Gilpin County, Colorado
→1978Baker House — Fort Collins, Larimer County, Colorado
→1996Baldpate Inn — Estes Park, Larimer County, Colorado
→1991Ball, Elmer and Etta, Ranch — Briggsdale, Weld County, Colorado
→1990Bancroft, Caroline, House — Denver, Denver County, Colorado
→1979Barker House — Manitou Springs, El Paso County, Colorado
→2019Barker, Hannah, House — Boulder, Boulder County, Colorado
→1985Barndollar--Gann House — Pueblo, Pueblo County, Colorado
→2001Barnes--Peery House — Golden, Jefferson County, Colorado
→2009Bastien's Restaurant — Denver, Denver County, Colorado
→1988Bats Grocery Store — Denver, Denver County, Colorado
→1983Battlement Mesa Schoolhouse — Battlement Mesa, Garfield County, Colorado
→2003Bauer Bank Block — Mancos, Montezuma County, Colorado
→2012Baugh, James H., House — Wheat Ridge, Jefferson County, Colorado
→2006Baur Confectionery Company — Denver, Denver County, Colorado
→1978Baxter House — Pueblo, Pueblo County, Colorado
→1975Bear Canon Agricultural District — Denver, Douglas County, Colorado
→1990Bear Creek Canyon Scenic Mountain Drive — Morrison, Jefferson County, Colorado
→1988Bear Lake Comfort Station — Estes Park, Larimer County, Colorado
→1973Beaumont Hotel — Ouray, Ouray County, Colorado
→1983Beaumont, Allen, J., House — Pueblo, Pueblo County, Colorado
→1998Beckwith Ranch — Westcliffe, Custer County, Colorado
→2002Bee Farm — Fort Collins, Larimer County, Colorado
→1976Beecher Island Battleground — Wray, Yuma County, Colorado
→2012Behrman Ranch — Buena Vista, Chaffee County, Colorado
→1975Belcaro — Denver, Denver County, Colorado
→2012Bell and Canant Mercantile--Crossan's M and A Market — Yampa, Routt County, Colorado
→1990Bell Mercantile — Oak Creek, Routt County, Colorado
→1997Bemis Hall — Colorado Springs, El Paso County, Colorado
→1979Bemis, Judson Moss, House — Colorado Springs, El Paso County, Colorado
→2004Benevolent and Protective Order of Elks Lodge — Montrose, Montrose County, Colorado
→2010Bennett--Field House — Denver, Denver County, Colorado
→2004Benson, A.S., House — Loveland, Larimer County, Colorado
→1976Bent County Courthouse and Jail — Las Animas, Bent County, Colorado
→2010Bent County High School — Las Animas, Bent County, Colorado
→1966Bent's Old Fort National Historic Site ★ NHL — La Junta, Otero County, Colorado
→1990Bergen Park — Evergreen, Jefferson County, Colorado
→1986Berkeley Lake Park — Denver, Denver County, Colorado
→1996Berkeley School — Denver, Denver County, Colorado
→2002Big Thompson River Bridge III — Loveland, Larimer County, Colorado
→2002Big Thompson River Bridge IV — Loveland, Larimer County, Colorado
→1981Bimson Blacksmith Shop — Berthoud, Larimer County, Colorado
→2013Bingham Homestead Rural Historic Landscape — Bellvue, Larimer County, Colorado
→1992Black Forest School — Colorado Springs, El Paso County, Colorado
→2002Black Squirrel Creek Bridge — Falcom, El Paso County, Colorado
→1985Black, Dr. John A., House Complex — Pueblo, Pueblo County, Colorado
→1970Bloom, Frank G., House — Trinidad, Las Animas County, Colorado
→1974Blue Jay Inn — Buffalo Creek, Jefferson County, Colorado
→1997Bluebird Theater — Denver, Denver County, Colorado
→1990Boat Tow — Aspen, Pitkin County, Colorado
→2008Bode--Stewart House — Salida, Chaffee County, Colorado
→1985Boggs Lumber and Hardware Building — Eckley, Yuma County, Colorado
→1986Boggsville — Las Animas, Bent County, Colorado
→2006Bonfils Memorial Theater — Denver, Denver County, Colorado
→1994Bonney, J. M., House — Buena Vista, Chaffee County, Colorado
→1997Boone Santa Fe Railroad Depot — Boone, Pueblo County, Colorado
→1993Boreas Railroad Station Site — Como, Park County, Colorado
→2004Borland, Maude Stanfield Harter, House — Loveland, Larimer County, Colorado
→1978Boston Building — Denver, Denver County, Colorado
→1978Botanical and Horticultural Laboratory — Fort Collins, Larimer County, Colorado
→2003Boulder Creek Bridge — Boulder, Boulder County, Colorado
→1987Boulder Crescent Place Historic District — Colorado Springs, El Paso County, Colorado
→1987Boulder Valley Grange No. 131 — Lafayette, Boulder County, Colorado
→1978Bouton, Jay H., House — Fort Collins, Larimer County, Colorado
→1980Bouvier-Lothrop House — Denver, Denver County, Colorado
→1978Bowen Mansion — Pueblo, Pueblo County, Colorado
→1988Bowles House — Westminster, Adams County, Colorado
→1987Bowles--Cooley House — Aspen, Pitkin County, Colorado
→1991Bowman, William Norman, House--Yamecila — Denver, Denver County, Colorado
→2001Bradford House II — Littleton, Jefferson County, Colorado
→1980Breckenridge Historic District — Breckenridge, Summit County, Colorado
→1973Briarhurst — Manitou Springs, El Paso County, Colorado
→1985Bridge No. 10/Adelaide Bridge — Florence, Fremont County, Colorado
→1985Bridge over Arkansas River — Buena Vista, Chaffee County, Colorado
→1985Bridge over Burro Canon — Madrid, Las Animas County, Colorado
→1985Bridge over Fountain Creek — Manitou Springs, El Paso County, Colorado
→1998Brighton High School — Brighton, Adams County, Colorado
→1977Brinker Collegiate Institute — Denver, Denver County, Colorado
→2000Bromide Charcoal Kilns — Greystone, Moffat County, Colorado
→2007Bromley Farm--Koizuma Hishinuma Farm — Brighton, Adams County, Colorado
→2009Brook Forest Inn — Evergreen, Jefferson County, Colorado
→2015Bross Hotel — Paonia, Delta County, Colorado
→2018Brown Palace Hotel — Denver, Denver County, Colorado
→1980Brown, David W., House — Englewood, Arapahoe County, Colorado
→1988Brown, J. S., Mercantile Building — Denver, Denver County, Colorado
→1972Brown, Molly, House — Denver, Denver County, Colorado
→2013Brown's Canyon Bridge — Salida, Chaffee County, Colorado
→1998Brueger Brothers Building and Annex — Denver, Denver County, Colorado
→1991Brush, Jared L., Barn — Johnstown, Weld County, Colorado
→1998Bryan Hose House — Idaho Springs, Clear Creek County, Colorado
→1995Bryant--Webster Elementary School — Denver, Denver County, Colorado
→2020Buchan Cabin — Eldora, Boulder County, Colorado
→1988Buchtel Bungalow — Denver, Denver County, Colorado
→2008Buckeye School — Wellington, Larimer County, Colorado
→2000Buckley Ranch — Hartsel, Park County, Colorado
→2022Buena Vista Ranger Station — Buena Vista, Chaffee County, Colorado
→2000Building 710, Defense Civil Preparedness Agency, Region 6 Operations Center — Lakewood, Jefferson County, Colorado
→1982Building at 1389 Stuart Street — Denver, Denver County, Colorado
→1982Building at 1390 Stuart Street — Denver, Denver County, Colorado
→1982Building at 1435 Stuart Street — Denver, Denver County, Colorado
→1982Building at 1444 Stuart Street — Denver, Denver County, Colorado
→1982Building at 1471 Stuart Street — Denver, Denver County, Colorado
→1986Bunce School — Allenspark, Boulder County, Colorado
→1990Burgess House — Colorado Springs, El Paso County, Colorado
→2007Burlington Gymnasium — Burlington, Kit Carson County, Colorado
→1998Burlington Hotel — Denver, Denver County, Colorado
→1984Burlington State Armory — Burlington, Kit Carson County, Colorado
→1984Butler House — Pueblo, Pueblo County, Colorado
→1982Butters, Alfred, House — Denver, Denver County, Colorado
→1970Byers-Evans House — Denver, Denver County, Colorado
→2000Calhan Paint Mines Archeological District — Calhan, El Paso County, Colorado
→1995Calhan Rock Island Railroad Depot — Calhan, El Paso County, Colorado
→1987Callahan, Matthew, Log Cabin — Aspen, Pitkin County, Colorado
→1985Callahan, T. M., House — Longmont, Boulder County, Colorado
→1995Calvary Episcopal Church — Golden, Jefferson County, Colorado
→1993Camp George West Historic District — Golden, Jefferson County, Colorado
→1979Campbell, Richard Crawford, House — Denver, Denver County, Colorado
→1983Canon City Downtown Historic District — Canon City, Fremont County, Colorado
→1986Canon City Downtown Historic District (Boundary Increase) — Canon City, Fremont County, Colorado
→1983Canon City Municipal Building — Canon City, Fremont County, Colorado
→1999Canon City State Armory — Canon City, Fremont County, Colorado
→2004Canyon (Canon) Creek School, District No. 32 — Glenwood Springs, Garfield County, Colorado
→2013Capilla de San Isidro — Los Fuertes, Costilla County, Colorado
→1980Capilla de San Juan Bautista — La Garita, Saguache County, Colorado
→2012Capilla de Viejo San Acacio — Viejo San Acacio, Costilla County, Colorado
→1997Capitol Life Insurance Building — Denver, Denver County, Colorado
→1996Cardiff Coke Ovens — Glenwood Springs, Garfield County, Colorado
→1985Carlile, James N., House — Pueblo, Pueblo County, Colorado
→1989Carlton House — Colorado Springs, El Paso County, Colorado
→1979Carnegie Library — Boulder, Boulder County, Colorado
→1995Carnegie Library — Monte Vista, Rio Grande County, Colorado
→1995Carnegie Public Library — Trinidad, Las Animas County, Colorado
→1995Carnegie Public Library — Rocky Ford, Otero County, Colorado
→1984Carter-Rice Building — Denver, Denver County, Colorado
→1988Cascade Boy Scout Camp — Durango, San Juan County, Colorado
→1974Castle Rock Depot — Castle Rock, Douglas County, Colorado
→2023Castle Rock Elementry School — Castle Rock, Douglas County, Colorado
→1975Cathedral of the Immaculate Conception — Denver, Denver County, Colorado
→2005Cayton Guard Station — Silt, Mesa County, Colorado
→2021CB&Q Denver Shops Powerhouse — Denver, Denver County, Colorado
→1973Central City Opera House — Central City, Gilpin County, Colorado
→1979Central High School — Pueblo, Pueblo County, Colorado
→2001Central Platoon School — Brush, Morgan County, Colorado
→1974Central Presbyterian Church — Denver, Denver County, Colorado
→2012Central Promenade, Denver Civic Center ★ NHL — Denver, Denver County, Colorado
→1996Central School Auditorium and Gymnasium — Monte Vista, Rio Grande County, Colorado
→2009Chadbourn Spanish Gospel Mission — Colorado Springs, El Paso County, Colorado
→2023Chaffee County Courthouse and Jail Buildings — Buena Vista, Chaffee County, Colorado
→1985Chaffee County Poor Farm — Salida, Chaffee County, Colorado
→2019Chama Sociedad Proteccion Mutua de Trabajadores Unidos (SPMDTU) Lodge Hall — Chama, Costilla County, Colorado
→2001Chamber of Commerce Building — Denver, Denver County, Colorado
→2010Chamber of Commerce Building — Steamboat Springs, Routt County, Colorado
→1980Chamberlin Observatory — Denver, Denver County, Colorado
→1979Chambers Ranch — Colorado Springs, El Paso County, Colorado
→1982Chapel No. 1 — Denver, Denver County, Colorado
→1982Chappell, Delos Allen, House — Denver, Denver County, Colorado
→1978Chasteen's Grove — Loveland, Larimer County, Colorado
→2007Chateau, The — Denver, Denver County, Colorado
→1974Chautauqua Auditorium — Boulder, Boulder County, Colorado
→1986Cheesman Park — Denver, Denver County, Colorado
→1983Cheesman Park Duplex — Denver, Denver County, Colorado
→1986Cheesman Park Esplanade — Denver, Denver County, Colorado
→1994Cherokee Ranch — Sedalia, Douglas County, Colorado
→2002Cherry Creek Bridge — Franktown, Douglas County, Colorado
→1987Chew, Rial, Ranch Complex — Dinosaur, Moffat County, Colorado
→1989Cheyenne County Courthouse — Cheyenne Wells, Cheyenne County, Colorado
→1988Cheyenne County Jail — Cheyenne Wells, Cheyenne County, Colorado
→1994Christ Episcopal Church — Canon City, Fremont County, Colorado
→1976Christ Methodist Episcopal Church — Denver, Denver County, Colorado
→2007Christian Science Society Building — Steamboat Springs, Routt County, Colorado
→1973Church of St. Philip-in-the-Field and Bear Canon Cemetery — Sedalia, Douglas County, Colorado
→1984Church of the Brethren — Hygiene, Boulder County, Colorado
→1998Churches Ranch — Arvada, Jefferson County, Colorado
→1999Citizens National Bank Building — Glenwood Springs, Garfield County, Colorado
→1982City Hall of Colorado City — Colorado Springs, El Paso County, Colorado
→1986City Park — Denver, Denver County, Colorado
→1983City Park Carousel — Pueblo, Pueblo County, Colorado
→1986City Park Esplanade — Denver, Denver County, Colorado
→1986City Park Golf — Denver, Denver County, Colorado
→1974Civic Center Historic District — Denver, Denver County, Colorado
→1977Claremont — Colorado Springs, El Paso County, Colorado
→2004Clatworthy Place — Estes Park, Larimer County, Colorado
→2006Clayton, George W., Trust and College — Denver, Denver County, Colorado
→1980Clements Rowhouse — Denver, Denver County, Colorado
→1986Clermont Street Parkway — Denver, Denver County, Colorado
→1980Cliff House — Manitou Springs, El Paso County, Colorado
→2013Cliff Theater — Wray, Yuma County, Colorado
→1982Clifton Community Center and Church — Clifton, Mesa County, Colorado
→2008Clubhouse--Student Union — Greeley, Weld County, Colorado
→2014Coal Creek School — Meeker, Rio Blanco County, Colorado
→1993Coates Creek Schoolhouse — Glade Park, Mesa County, Colorado
→1985Cokedale Historic District — Cokedale, Las Animas County, Colorado
→2020Colburn Hotel — Denver, Denver County, Colorado
→1995Cole Neighborhood Historic District — Denver, Denver County, Colorado
→1987Collins Block--Aspen Lumber and Supply — Aspen, Pitkin County, Colorado
→1993Colorado Amphitheater — Golden, Jefferson County, Colorado
→1982Colorado and Southern Railway Depot — Loveland, Larimer County, Colorado
→1992Colorado Building — Pueblo, Pueblo County, Colorado
→1978Colorado Chautauqua ★ NHL — Boulder, Boulder County, Colorado
→1969Colorado Governor's Mansion — Denver, Denver County, Colorado
→2010Colorado National Bank Building — Denver, Denver County, Colorado
→1978Colorado National Guard Armory — Golden, Jefferson County, Colorado
→2003Colorado National Monument Visitor Center Complex — Fruita, Mesa County, Colorado
→2002Colorado River Bridge — De Beque, Mesa County, Colorado
→2001Colorado Salt Works — Hartsel, Park County, Colorado
→2016Colorado Sanitary Canning Factory — Brighton, Adams County, Colorado
→1996Colorado Springs Airport — Colorado Springs, El Paso County, Colorado
→1999Colorado Springs and Cripple Creek District Railway--Corley Mountain Highway — Colorado Springs, El Paso County, Colorado
→1995Colorado Springs City Auditorium — Colorado Springs, El Paso County, Colorado
→2002Colorado Springs City Hall — Colorado Springs, El Paso County, Colorado
→1990Colorado Springs Day Nursery — Colorado Springs, El Paso County, Colorado
→1986Colorado Springs Fine Arts Center — Colorado Springs, El Paso County, Colorado
→1996Colorado Springs Public Library--Carnegie Building — Colorado Springs, El Paso County, Colorado
→1991Colorado State Capitol Annex Building and Boiler Plant — Denver, Denver County, Colorado
→2017Colorado State Forest Building Complex — Gould, Jackson County, Colorado
→1985Colorado State Hospital Superintendent's House — Pueblo, Pueblo County, Colorado
→1983Colorado Ute Power Plant — Durango, La Plata County, Colorado
→1999Colorado Women's Prison — Canon City, Fremont County, Colorado
→1990Colorow Point Park — Golden, Jefferson County, Colorado
→1997Columbia Cemetery — Boulder, Boulder County, Colorado
→2007Columbine — Clark, Routt County, Colorado
→1970Comanche Crossing of the Kansas Pacific Railroad — Strasburg, Arapahoe County, Colorado
→2007Commandant of Cadets Building, US Air Force Academy — Aurora, Arapahoe County, Colorado
→2015Commercial Hotel — Granite, Chaffee County, Colorado
→1983Como Roundhouse, Railroad Depot and Hotel Complex — Como, Park County, Colorado
→2000Como School — Como, Park County, Colorado
→1983Congregational Church — Lafayette, Boulder County, Colorado
→2014Conifer Junction Schoolhouse — Conifer, Jefferson County, Colorado
→1974Convicts' Bread Oven — Molina, Mesa County, Colorado
→1997Coors, Herman, House — Golden, Jefferson County, Colorado
→1973Corazon de Trinidad — Trinidad, Las Animas County, Colorado
→1996Corbin, E.W., House — Salida, Chaffee County, Colorado
→1976Cornwall Apartments — Denver, Denver County, Colorado
→1990Corwina Park, O'Fallon Park, Pence Park — Evergreen, Jefferson County, Colorado
→1997Cossitt, Frederick H., Memorial Hall — Colorado Springs, El Paso County, Colorado
→1985Costilla Crossing Bridge — Antonito, Conejos County, Colorado
→2001Cottonwood Creek Bridge — Colorado Springs, El Paso County, Colorado
→1979Country Club Historic District — Denver, Denver County, Colorado
→1985Country Club Historic District (Boundary Increase) — Denver, Denver County, Colorado
→1988Cozens Ranch House — Fraser, Grand County, Colorado
→1998Crags Lodge — Estes Park, Larimer County, Colorado
→2023Craig School #2 — Craig, Moffat County, Colorado
→1995Craig, Katherine, Park — Morrison, Jefferson County, Colorado
→2005Cranmer House — Denver, Denver County, Colorado
→1986Cranmer Park — Denver, Denver County, Colorado
→1990Crawford Hill Mansion — Denver, Denver County, Colorado
→2005Crawford House — Steamboat Springs, Routt County, Colorado
→2002Creede Branch, Denver and Rio Grande Railroad — South Fork, Rio Grande County, Colorado
→2001Crested Butte Denver and Rio Grande Railroad Depot — Crested Butte, Gunnison County, Colorado
→1986Creststone School — Crestone, Saguache County, Colorado
→1977Creswell Mansion — Denver, Denver County, Colorado
→1966Cripple Creek Historic District ★ NHL — Cripple Creek, Teller County, Colorado
→2003Crissey, Herbert and Edith, House — Palisade, Mesa County, Colorado
→1984Crocker, F. W., and Company Steam Cracker Factory — Denver, Denver County, Colorado
→1973Croke-Patterson-Campbell Mansion — Denver, Denver County, Colorado
→1980Cross Land and Fruit Company Orchards and Ranch — Grand Junction, Mesa County, Colorado
→2013Crow--Hightower House — Eads, Kiowa County, Colorado
→1999Crowley School — Crowley, Crowley County, Colorado
→2008Crown Hill Burial Park — Wheat Ridge, Jefferson County, Colorado
→1985Crystal Mill — Crystal, Gunnison County, Colorado
→1982Crystal Valley Cemetery — Manitou Springs, El Paso County, Colorado
→2023Crystola Bridge — Crystola, Teller County, Colorado
→1978Curry-Chucovich House — Denver, Denver County, Colorado
→1989Curtis Hardware Store — Paonia, Delta County, Colorado
→1992Curtis School — Greenwood Village, Arapahoe County, Colorado
→1975Curtis-Champa Streets District — Denver, Denver County, Colorado
→1983Curtis-Champa Streets Historic District (Boundary Increase) — Denver, Denver County, Colorado
→1986Cutler Hall — Colorado Springs, El Paso County, Colorado
→1976D & RG Narrow Gauge Trestle — Cimarron, Montrose County, Colorado
→1969Daniels and Fisher Tower — Denver, Denver County, Colorado
→1995Daniels Park — Sedalia, Douglas County, Colorado
→2005Daniels School — Milliken, Weld County, Colorado
→1978Davies Hotel — Lamar, Prowers County, Colorado
→1997Davies' Chuck Wagon Diner — Lakewood, Jefferson County, Colorado
→1998Dawson--Carpenter Ranch — Hayden, Routt County, Colorado
→1995De Beque House — DeBeque, Mesa County, Colorado
→1995Dearfield — Wiggins, Weld County, Colorado
→2004Deaton Sculptured House — Golden, Jefferson County, Colorado
→2005Debs School — Pagosa Springs, Hinsdale County, Colorado
→1990Dedisse Park — Evergreen, Jefferson County, Colorado
→1983DeGraff Building — Colorado Springs, El Paso County, Colorado
→1989DeLaney Barn — Aurora, Arapahoe County, Colorado
→1993Delta County Bank Building — Delta, Delta County, Colorado
→2009Denver & Rio Grande Railroad Box Outfit Car No. 04414 — Cimarron, Montrose County, Colorado
→1973Denver & Rio Grande Railroad San Juan Extension ★ NHL — Antonito, Archuleta County, Colorado
→2007Denver & Rio Grande Railroad San Juan Extension (Boundary Increase) — Antonito, Conejos County, Colorado
→2002Denver & Rio Grande Railroad South Fork Water Tank — South Fork, Rio Grande County, Colorado
→2009Denver & Rio Grande Western Railroad Boxcar No. 3132 — Cimarron, Montrose County, Colorado
→2009Denver & Rio Grande Western Railroad Caboose No. 0577 — Cimarron, Montrose County, Colorado
→2009Denver & Rio Grande Western Railroad Locomotive No. 278 and Tender — Cimarron, Montrose County, Colorado
→2010Denver & Rio Grande Western Railroad Stock Car No. 5620 — Cimarron, Montrose County, Colorado
→2010Denver & Rio Grande Western Railroad Stock Car No. 5679D — Cimarron, Montrose County, Colorado
→2012Denver and Intermountain Railroad Interurban No. 25 — Lakewood, Jefferson County, Colorado
→1982Denver and Rio Grande Depot — Montrose, Montrose County, Colorado
→1993Denver and Rio Grande Railroad Depot — Alamosa, Alamosa County, Colorado
→2001Denver and Rio Grande Railroad Locomotive No.169 — Alamosa, Alamosa County, Colorado
→2003Denver and Rio Grande Western Railroad Caboose No. 0578 — Golden, Jefferson County, Colorado
→1992Denver and Rio Grande Western Railroad Depot — Grand Junction, Mesa County, Colorado
→2008Denver and Rio Grande Western Railroad Locomotive No. 315 — Durango, La Plata County, Colorado
→1979Denver Athletic Club — Denver, Denver County, Colorado
→1979Denver City Cable Railway Building — Denver, Denver County, Colorado
→1984Denver City Railway Company Building — Denver, Denver County, Colorado
→1990Denver Civic Center Classroom Building — Denver, Denver County, Colorado
→1978Denver Dry Goods Company Building — Denver, Denver County, Colorado
→1986Denver Elevator--Grain Elevator — Louisville, Boulder County, Colorado
→1998Denver Medical Depot — Denver, Denver County, Colorado
→1972Denver Mint — Denver, Denver County, Colorado
→1991Denver Municipal Auditorium — Denver, Denver County, Colorado
→1999Denver Orphans' Home — Denver, Denver County, Colorado
→2017Denver Press Club — Denver, Denver County, Colorado
→1990Denver Public Library — Denver, Denver County, Colorado
→2001Denver Tramway Powerhouse — Denver, Denver County, Colorado
→1980Denver, Boulder and Western Railway Historic District — Ward, Boulder County, Colorado
→1980Denver, Northwestern and Pacific Railway Historic District — Eldora, Boulder County, Colorado
→1997Denver, Northwestern and Pacific Railway Historic District--Rollinsville & Middle Park Wagon Road (Boundary Increase) — Rollinsville, Boulder County, Colorado
→2001Deputy Warden's House — Canon City, Fremont County, Colorado
→2000Derry Mining Site Camp — Leadville, Lake County, Colorado
→2003Devils Head Lookout — Sedalia, Douglas County, Colorado
→1994Devils Kitchen Picnic Shelter — Grand Junction, Mesa County, Colorado
→1970Dexter Cabin — Leadville, Lake County, Colorado
→1999Dey Building — Rico, Dolores County, Colorado
→1987Dickens Opera House — Longmont, Boulder County, Colorado
→2002Dickinson Branch Library — Denver, Denver County, Colorado
→1987Dixon--Markle House — Aspen, Pitkin County, Colorado
→2014Dodge--Hamlin House — Colorado Springs, El Paso County, Colorado
→2002Dolores River Bridge — Bedrock, Montrose County, Colorado
→2017Dotsero Bridge — Dotsero, Eagle County, Colorado
→2005Doud, John and Elvira, House — Denver, Denver County, Colorado
→1985Douglas Crossing Bridge — Granada, Prowers County, Colorado
→1982Dow-Rosenzweig House — Denver, Denver County, Colorado
→1986Downing Street Parkway — Denver, Denver County, Colorado
→2018Downtown Boulder Historic District — Boulder, Boulder County, Colorado
→2004Downtown Denver Central YMCA and Annex — Denver, Denver County, Colorado
→2013Downtown Sterling Historic District — Sterling, Logan County, Colorado
→1980Doyle Settlement — Pueblo, Pueblo County, Colorado
→2006Doyle--Benton House — Denver, Denver County, Colorado
→2008Drennan School — Colorado Springs, El Paso County, Colorado
→1985Duke, Nathaniel W., House — Pueblo, Pueblo County, Colorado
→1996Dumont School — Dumont, Clear Creek County, Colorado
→1984Dunning-Benedict House — Denver, Denver County, Colorado
→2019Dunraven Cottage-Camp Dunraven — Estes Park, Larimer County, Colorado
→1979Dunwoody, William J., House — Denver, Denver County, Colorado
→2001Durango High School — Durango, La Plata County, Colorado
→1966Durango-Silverton Narrow-Gauge Railroad ★ NHL — Durango, La Plata County, Colorado
→1988Dutchtown — Grand Lake, Grand County, Colorado
→2016Dyer, Samuel, House — Castle Rock, Douglas County, Colorado
→2013Eads Community Church — Eads, Kiowa County, Colorado
→2013Eads School Gymnasium — Eads, Kiowa County, Colorado
→2017Eagle River Bridge — Eagle, Eagle County, Colorado
→1998Earnest Ranch — Glenwood Springs, Garfield County, Colorado
→1986East Fourth Avenue Parkway — Denver, Denver County, Colorado
→2022East High School — Denver, Denver County, Colorado
→2005East Inlet Trail — Estes Park, Grand County, Colorado
→2007East Longs Peak Trail--Longs Peak Trail--Keyhole Route--Shelf Trail — Allenspark, Larimer County, Colorado
→1986East Seventeenth Avenue Parkway — Denver, Denver County, Colorado
→1986East Seventh Avenue Parkway — Denver, Denver County, Colorado
→1986East Side Historic District — Longmont, Boulder County, Colorado
→1986East Sixth Avenue Parkway — Denver, Denver County, Colorado
→2007East Street School — Trinidad, Las Animas County, Colorado
→1984East Third Avenue Historic Residential District — Durango, La Plata County, Colorado
→1998Eastholme — Cascade, El Paso County, Colorado
→2010Eastlake Farmers Co-Operative Elevator Company — Thornton, Adams County, Colorado
→2006Eaton, Aaron James, House — Eaton, Weld County, Colorado
→1995Echo Lake Park — Idaho Springs, Clear Creek County, Colorado
→1998Edgemont — Estes Park, Larimer County, Colorado
→2006Edgeplain — Colorado Springs, El Paso County, Colorado
→1998Edgerton House — Gunnison, Gunnison County, Colorado
→1985Edison School — Pueblo, Pueblo County, Colorado
→1993Egyptian Theater — Delta, Delta County, Colorado
→1990El Monte Hotel — Monte Vista, Rio Grande County, Colorado
→1972El Paso County Courthouse — Colorado Springs, El Paso County, Colorado
→1995El Pomar Estate — Colorado Springs, El Paso County, Colorado
→1996El Pueblo — Pueblo, Pueblo County, Colorado
→1989Eldora Historic District — Eldora, Boulder County, Colorado
→2021Eleventh Avenue Hotel — Denver, Denver County, Colorado
→1978Elitch Gardens Carousel ★ NHL — Burlington, Kit Carson County, Colorado
→1978Elitch Theatre — Denver, Denver County, Colorado
→1978Elkhorn Lodge — Estes Park, Larimer County, Colorado
→1979Elsner, John, House — Denver, Denver County, Colorado
→2002EM Ranch — Hartsel, Park County, Colorado
→2014Emerick, Charles, House — Trinidad, Las Animas County, Colorado
→1997Emerson School — Denver, Denver County, Colorado
→1984Emmanuel Presbyterian Church — Colorado Springs, El Paso County, Colorado
→1969Emmanuel Shearith Israel Chapel — Denver, Denver County, Colorado
→1984Empson Cannery — Longmont, Boulder County, Colorado
→1975Engine No. 463 — Antonito, Conejos County, Colorado
→2021Englewood I.O.O.F. Lodge No. 138 Building — Englewood, Arapahoe County, Colorado
→2011Englewood Post Office — Englewood, Arapahoe County, Colorado
→1979Enterprise Hill Historic District — Denver, Denver County, Colorado
→1984Eppich Apartments — Denver, Denver County, Colorado
→1978Equitable Building — Denver, Denver County, Colorado
→1995Ertel Funeral Home — Cortez, Montezuma County, Colorado
→1980Estabrook Historic District — Bailey, Park County, Colorado
→1974Evans Memorial Chapel — Denver, Denver County, Colorado
→1980Evans School — Denver, Denver County, Colorado
→1980Evans-Elbert Ranch — Idaho Springs, Clear Creek County, Colorado
→2004Evans, J.G., Barn — Black Forest, El Paso County, Colorado
→1993Evergreen Cemetery — Colorado Springs, El Paso County, Colorado
→1979Evergreen Conference District — Evergreen, Jefferson County, Colorado
→2013Evergreen Corner Rural Historic District — Haxtun, Phillips County, Colorado
→1980Everhardt Ranch — Evergreen, Jefferson County, Colorado
→1985F Street Bridge — Salida, Chaffee County, Colorado
→2008Fairplay Hotel — Fairplay, Park County, Colorado
→1988Fall River Entrance Historic District — Estes Park, Larimer County, Colorado
→1988Fall River Pass Ranger Station — Estes Park, Larimer County, Colorado
→2006Fall River Pump House and Catchment Basin — Estes Park, Larimer County, Colorado
→1987Fall River Road — Estes Park, Larimer County, Colorado
→1990Farmers State Bank Building — Fort Morgan, Morgan County, Colorado
→2017Farmers State Bank of Cope — Cope, Washington County, Colorado
→2015Fay, William and Anna, House — Buena Vista, Chaffee County, Colorado
→2022Fern Lake Patrol Cabin — Estes Park, Larimer County, Colorado
→2005Fern Lake Trail — Estes Park, Larimer County, Colorado
→2019Fetz-Keller Ranch Headquarters — Montrose, Montrose County, Colorado
→1974Field, Eugene, House — Denver, Denver County, Colorado
→1995Fillius Park — Evergreen, Jefferson County, Colorado
→1984Finney, Dr. Frank, House — La Junta, Otero County, Colorado
→1979Fire Station No. 1 — Denver, Denver County, Colorado
→2020First Avenue Hotel — Denver, Denver County, Colorado
→1987First Baptist Church — Greeley, Weld County, Colorado
→2000First Baptist Church — Trinidad, Las Animas County, Colorado
→2005First Baptist Church — Alamosa, Alamosa County, Colorado
→2004First Baptist Church of Boulder — Boulder, Boulder County, Colorado
→2005First Baptist Church of Denver — Denver, Denver County, Colorado
→2008First Baptist Church of Moffat — Moffat, Saguache County, Colorado
→1995First Christian Church — Trinidad, Las Animas County, Colorado
→1985First Congregational Church — Pueblo, Pueblo County, Colorado
→1979First Congregational Church — Manitou Springs, El Paso County, Colorado
→1987First Congregational Church — Denver, Denver County, Colorado
→2002First Congregational Church — Colorado Springs, El Paso County, Colorado
→1976First Congregational Church of Lyons — Lyons, Boulder County, Colorado
→1993First Evangelical Lutheran Church — Gypsum, Eagle County, Colorado
→1979First Methodist Episcopal Church — Pueblo, Pueblo County, Colorado
→2003First Methodist Episcopal Church — Monte Vista, Rio Grande County, Colorado
→2004First Methodist Episcopal Church — Windsor, Weld County, Colorado
→2005First Methodist Episcopal Church — Trinidad, Las Animas County, Colorado
→2012First Methodist Episcopal Church — Pueblo, Pueblo County, Colorado
→1991First Methodist Episcopal Church of Delta — Delta, Delta County, Colorado
→1996First National Bank Building — Denver, Denver County, Colorado
→1997First National Bank Building — Craig, Moffat County, Colorado
→2000First National Bank Building — Wellington, Larimer County, Colorado
→2001First National Bank Building — Steamboat Springs, Routt County, Colorado
→1995First National Bank of Douglas County — Castle Rock, Douglas County, Colorado
→2023First National Bank of Elizabeth — Elizabeth, Elbert County, Colorado
→1986First National Bank of Haxtun — Haxtun, Phillips County, Colorado
→1983First Presbyterian Church — Canon City, Fremont County, Colorado
→2006First Presbyterian Church of Eckert — Eckert, Delta County, Colorado
→1991First Presbyterian Church of Golden--Unger House — Golden, Jefferson County, Colorado
→1988First Presbyterian Church of Ramah — Ramah, El Paso County, Colorado
→2017First Unitarian Society of Denver — Denver, Denver County, Colorado
→1982First United Presbyterian Church — Sterling, Logan County, Colorado
→2004First United Presbyterian Church — Loveland, Larimer County, Colorado
→1984Fisher-Zugelder House and Smith Cottage — Gunnison, Gunnison County, Colorado
→1974Fisher, William G., House — Denver, Denver County, Colorado
→1986Fitch Terrace — Pueblo, Pueblo County, Colorado
→1975Fitzroy Place — Denver, Denver County, Colorado
→1991Flagler Hospital — Flagler, Kit Carson County, Colorado
→2007Flattop Mountain Trail — Estes Park, Larimer County, Colorado
→1982Fleming-Hanington House — Denver, Denver County, Colorado
→1990Florissant School — Florissant, Teller County, Colorado
→1982Flower-Vaile House — Denver, Denver County, Colorado
→1980Flower, John S., House — Denver, Denver County, Colorado
→2007Flowers, Jacob and Elizabeth, House — Bellvue, Larimer County, Colorado
→1983Foidel Canyon School — Oak Creek, Routt County, Colorado
→1976Ford, Barney L., Building — Denver, Denver County, Colorado
→1984Ford, Justina, House — Denver, Denver County, Colorado
→1986Forest Street Parkway — Denver, Denver County, Colorado
→2002Fort Collins Armory — Fort Collins, Larimer County, Colorado
→1984Fort Collins Municipal Railway Birnery Safety Streetcar No. 21 — Fort Collins, Larimer County, Colorado
→2011Fort Collins Municipal Railway No. 22 — Colorado Springs, El Paso County, Colorado
→1978Fort Collins Post Office — Fort Collins, Larimer County, Colorado
→1970Fort Garland — Fort Garland, Costilla County, Colorado
→2004Fort Lyon — Las Animas, Bent County, Colorado
→1995Fort Morgan City Hall — Fort Morgan, Morgan County, Colorado
→1994Fort Morgan Power Plant Building — Fort Morgan, Morgan County, Colorado
→2004Fort Morgan State Armory — Fort Morgan, Morgan County, Colorado
→2005Fort Peabody — Telluride, San Miguel County, Colorado
→1970Fort Vasquez — Platteville, Weld County, Colorado
→2006Fort, The — Morrison, Jefferson County, Colorado
→1998Foster--Buell Estate — Cherry Hills Village, Arapahoe County, Colorado
→1978Foster, A. C., Building — Denver, Denver County, Colorado
→1980Foster, Ernest LeNeve, House — Denver, Denver County, Colorado
→2020Fountain Inn — Denver, Denver County, Colorado
→1969Four-Mile House — Denver, Denver County, Colorado
→2004Fourth Church of Christ, Scientist — Denver, Denver County, Colorado
→1996Fox Mine Office — Boulder, Boulder County, Colorado
→1996Fox Stone Barn — Boulder, Boulder County, Colorado
→1986Francisco Plaza — Le Veta, Huerfano County, Colorado
→1987Frantz, D. E., House — Aspen, Pitkin County, Colorado
→1985Frazier, R. T., House — Pueblo, Pueblo County, Colorado
→1983Frisco Schoolhouse — Frisco, Summit County, Colorado
→1985Fruita Bridge — Fruita, Mesa County, Colorado
→1996Fruita Museum — Fruita, Mesa County, Colorado
→2013Fruitdale Grade School — Wheat Ridge, Jefferson County, Colorado
→2012Fuller, Granville, House — Aurora, Adams County, Colorado
→1978Fuller, Montezuma, House — Fort Collins, Larimer County, Colorado
→1982Galligan House — Pueblo, Pueblo County, Colorado
→2019Garcia-Espinosa-Garland Ranch Headquarters — Antonito, Conejos County, Colorado
→1995Garnethurst — Delta, Delta County, Colorado
→1982Gast Mansion — Pueblo, Pueblo County, Colorado
→2002Gates, Russell and Elinor, Mansion — Denver, Denver County, Colorado
→1992Gebhard Mansion — Denver, Denver County, Colorado
→2008Gem Lake Trail — Estes Park, Larimer County, Colorado
→1983General Electric Building — Denver, Denver County, Colorado
→1990Genesee Park — Golden, Jefferson County, Colorado
→1999Geneva Home — Littleton, Arapahoe County, Colorado
→1970Georgetown Loop Railroad — Georgetown, Clear Creek County, Colorado
→1966Georgetown Schoolhouse ★ NHL — Georgetown-Silver Plume, Clear Creek County, Colorado
→2005German Evangelical Immanuel Congregational Church — Brush, Morgan County, Colorado
→1983Giddings Building — Colorado Springs, El Paso County, Colorado
→1986Ginacci House — Louisville, Boulder County, Colorado
→1987Glacier Basin Campground Ranger Station — Estes Park, Larimer County, Colorado
→1991Glazier House — Greeley, Weld County, Colorado
→1975Glen Eyrie — Colorado Springs, El Paso County, Colorado
→1974Glen Grove School — Palmer Lake, Douglas County, Colorado
→1983Glenarm Place Historic Residential District — Denver, Denver County, Colorado
→1985Glenisle — Bailey, Park County, Colorado
→1998Glenwood Springs Hydroelectric Plant — Glenwood Springs, Garfield County, Colorado
→1989Gold Hill Historic District — Gold Hill, Boulder County, Colorado
→1997Gold Miner Hotel — Eldora, Boulder County, Colorado
→2007Gold Miner Hotel (Boundary Increase) — Eldora, Boulder County, Colorado
→2023Golden Burro Cafe and Lounge — Leadville, Lake County, Colorado
→2012Golden Cemetery — Golden, Jefferson County, Colorado
→1997Golden High School — Golden, Jefferson County, Colorado
→1984Goldfield City Hall and Fire Station — Goldfield, Teller County, Colorado
→1974Goodnight Barn — Pueblo, Pueblo County, Colorado
→2011Grace and St. Stephen's Episcopal Church — Colorado Springs, El Paso County, Colorado
→1973Grace Episcopal Church — Georgetown, Clear Creek County, Colorado
→1978Grace Episcopal Church — Buena Vista, Chaffee County, Colorado
→1982Grafton, The — Denver, Denver County, Colorado
→2002Granada Bridge — Granada, Prowers County, Colorado
→1994Granada Relocation Center ★ NHL — Granada, Prowers County, Colorado
→1993Grand Lake Lodge — Grand Lake, Grand County, Colorado
→1976Grand River Ditch — Grand Lake, Grand County, Colorado
→1991Grand Valley Diversion Dam — Palisade, Mesa County, Colorado
→1970Grant-Humphreys Mansion — Denver, Denver County, Colorado
→1980Gray, Garret and Julia, Cottage — Salida, Chaffee County, Colorado
→2014Great Western Sugar Company Effluent Flume and Bridge — Fort Collins, Larimer County, Colorado
→2008Greeley Downtown — Greeley, Weld County, Colorado
→1999Greeley High School — Greeley, Weld County, Colorado
→1981Greeley High School and Grade School — Greeley, Weld County, Colorado
→2003Greeley Junior High School — Greeley, Weld County, Colorado
→2004Greeley Masonic Temple — Greeley, Weld County, Colorado
→2007Greeley Tribune Building — Greeley, Weld County, Colorado
→1993Greeley Union Pacific Railroad Depot — Greeley, Weld County, Colorado
→2008Greeley, Salt Lake and Pacific Railroad--Stout Branch — Laporte, Larimer County, Colorado
→1974Green Mercantile Store — Buffalo Creek, Jefferson County, Colorado
→1974Green Mountain Ranch — Buffalo Creek, Jefferson County, Colorado
→2013Greenwood Cemetery — Canon City, Fremont County, Colorado
→2010Greenwood Lodge — Grand Lake, Grand County, Colorado
→1996Gregory, William J., House — Westminster, Adams County, Colorado
→1992Grimm, S. A., Block — Denver, Denver County, Colorado
→1979Guerrieri-Decunto House — Denver, Denver County, Colorado
→1986Gully Homestead — Aurora, Arapahoe County, Colorado
→2002Gunnison River Bridge I — Gunnison, Gunnison County, Colorado
→2002Gunnison River Bridge II — Gunnison, Gunnison County, Colorado
→1979Gunnison Tunnel — Montrose, Montrose County, Colorado
→1987Gwynne--Love House — Colorado Springs, El Paso County, Colorado
→1984Hagerman Mansion — Colorado Springs, El Paso County, Colorado
→1974Hahns Peak Schoolhouse — Hahns Peak, Routt County, Colorado
→1987Hallett, Samuel I., House — Aspen, Pitkin County, Colorado
→1990Hamburger, George, Block — Denver, Denver County, Colorado
→1972Hamill House — Georgetown, Clear Creek County, Colorado
→1993Hammar, Benjamin, House — Castle Rock, Douglas County, Colorado
→1994Handy Chapel — Grand Junction, Mesa County, Colorado
→1980Hanging Flume — Uravan, Montrose County, Colorado
→1987Hanigan--Canino Terrace — Denver, Denver County, Colorado
→2013Hargreaves Homestead Rural Historic District — Holyoke, Phillips County, Colorado
→1995Harmony Mill — Fort Collins, Larimer County, Colorado
→1990Harris Park School — Westminster, Adams County, Colorado
→1984Harris, W. C., House — Sterling, Logan County, Colorado
→1979Hart, Wilson A., House — La Junta, Otero County, Colorado
→1983Haskell House — Denver, Denver County, Colorado
→1980Havemeyer-Willcox Canal Pumphouse and Forebay — Rifle, Garfield County, Colorado
→1996Haxby House — Marble, Gunnison County, Colorado
→1985Hay's Ranch Bridge — Meeker, Rio Blanco County, Colorado
→2015Hayden Co-Operative Elevator Company — Hayden, Routt County, Colorado
→1992Hayden Depot — Hayden, Routt County, Colorado
→2003Hayden Ranch Headquarters — Leadville, Lake County, Colorado
→1999Hayden Rooming House — Hayden, Routt County, Colorado
→2017Haynie Site — Mancos, Montezuma County, Colorado
→1978Hazelhurst — Pueblo, Pueblo County, Colorado
→1970Healy House — Leadville, Lake County, Colorado
→1988Heginbotham, W. E., House — Holyoke, Phillips County, Colorado
→2008Heister House — Salida, Chaffee County, Colorado
→1998Helene Apartment Building — Denver, Denver County, Colorado
→1988Hendrie and Bolthoff Warehouse Building — Denver, Denver County, Colorado
→1984Henkel-Duke Mercantile Company Warehouse — Pueblo, Pueblo County, Colorado
→1994Hewes--Kirkwood Inn — Estes Park, Larimer County, Colorado
→1986Highland Park — Denver, Denver County, Colorado
→1985Highland Park Historic District — Denver, Denver County, Colorado
→1978Highland School — Boulder, Boulder County, Colorado
→1995Highlands Masonic Lodge — Denver, Denver County, Colorado
→1975Hildebrande Ranch — Littleton, Jefferson County, Colorado
→1995Hill Section, Golden Hill Cemetery — Lakewood, Jefferson County, Colorado
→1974Hiwan Homestead — Evergreen, Jefferson County, Colorado
→2003Hog Park Guard Station — Cowdry, Jackson County, Colorado
→1990Holden Mining and Smelting Co. — Aspen, Pitkin County, Colorado
→2013Holland--Thompson Property — Carbondale, Garfield County, Colorado
→2003Holly City Hall — Holly, Prowers County, Colorado
→2007Holly Gymnasium — Holly, Prowers County, Colorado
→1995Holly Santa Fe Depot — Holly, Prowers County, Colorado
→2004Holly SS Ranch Barn — Holly, Prowers County, Colorado
→2018Holmes, David Hull, House — Boulder, Boulder County, Colorado
→1983Holy Cross Abbey — Canon City, Fremont County, Colorado
→1977Holzwarth Historic District — Grand Lake, Grand County, Colorado
→1978Hope Lutheran Church — Westcliffe, Custer County, Colorado
→2007Hopkins Farm — Englewood, Arapahoe County, Colorado
→1981Hornbek House — Florissant, Teller County, Colorado
→1998Hose House No. 2 — Idaho Springs, Clear Creek County, Colorado
→2011Hotchkiss Homestead — Hotchkiss, Delta County, Colorado
→1984Hotchkiss Hotel — Hotchkiss, Delta County, Colorado
→2009Hotchkiss Methodist Episcopal Church — Hotchkiss, Delta County, Colorado
→1994Hotel Boulderado — Boulder, Boulder County, Colorado
→1977Hotel Colorado — Glenwood Springs, Garfield County, Colorado
→1970Hotel de Paris — Georgetown, Clear Creek County, Colorado
→2013Hotel Holly--Haswell Hotel — Haswell, Kiowa County, Colorado
→1986Hotel Jerome — Aspen, Pitkin County, Colorado
→1980Hotel Meeker — Meeker, Rio Blanco County, Colorado
→1992Hotel St. Regis — Grand Junction, Mesa County, Colorado
→2004House at 1750 Gilpin Street — Denver, Denver County, Colorado
→1966Hovenweep National Monument — Cortez, Montezuma County, Colorado
→1999Hover, W.A., and Company Building — Denver, Denver County, Colorado
→1999Hoverhome and Hover Farmstead — Longmont, Boulder County, Colorado
→2006Howard Store — Hooper, Alamosa County, Colorado
→2007Hudson, Sim, Motor Company — Burlington, Kit Carson County, Colorado
→1985Huerfano Bridge — Boone, Pueblo County, Colorado
→1973Huerfano County Courthouse and Jail — Walsenburg, Huerfano County, Colorado
→2005Huerfano County High School — Walsenburg, Huerfano County, Colorado
→2008Hugo Municipal Pool — Hugo, Lincoln County, Colorado
→1978Humboldt Street Historic District — Denver, Denver County, Colorado
→1974Humphrey House — Evergreen, Jefferson County, Colorado
→1986Hungarian Freedom Park — Denver, Denver County, Colorado
→2000Husung Hardware — Alamosa, Alamosa County, Colorado
→1973Hutchinson Ranch — Poncha Springs, Chaffee County, Colorado
→2005Hutchinson Ranch (Boundary Increase) — Salida, Chaffee County, Colorado
→1985Hyman-Brand Building — Aspen, Pitkin County, Colorado
→1987Hynes, Thomas, House — Aspen, Pitkin County, Colorado
→1982I and M Building — Sterling, Logan County, Colorado
→1984Idaho Springs Downtown Commercial District — Idaho Springs, Clear Creek County, Colorado
→1977Ideal Building — Denver, Denver County, Colorado
→2012Iglesia de la Inmaculada Concepcion — Charma, Costilla County, Colorado
→2012Iglesia de San Francisco de Assisi — San Francisco, Costilla County, Colorado
→2012Iglesia de San Pedro y San Pablo — San Pedro, Costilla County, Colorado
→2006Iliff Hall — Denver, Denver County, Colorado
→1973Independence and Independence Mill Site — Ghost Town, Pitkin County, Colorado
→1978Indian Park School — Sedalia, Douglas County, Colorado
→1986Inspiration Point — Denver, Denver County, Colorado
→1974Interlaken Resort District — Twin Lakes, Lake County, Colorado
→1993IOOF Hall — De Beque, Mesa County, Colorado
→1999Jackson, F.A., House — Salida, Chaffee County, Colorado
→1996Jackson, George, House — Ridgway, Ouray County, Colorado
→2011Jacobs Building — Buena Vista, Chaffee County, Colorado
→1986Jacoe Store — Louisville, Boulder County, Colorado
→1972Jaffa Opera House — Trinidad, Las Animas County, Colorado
→2020James, Harry C., House — Denver, Denver County, Colorado
→1989Jamestown Mercantile Building — Jamestown, Boulder County, Colorado
→2003Jamestown Town Hall — Jamestown, Boulder County, Colorado
→2007Jamestown Town Hall (Boundary Increase) — Jamestown, Boulder County, Colorado
→1998Jefferson Denver South Park and Pacific Railroad Depot — Jefferson, Park County, Colorado
→1980Jewish Consuptives' Relief Society — Lakewood, Jefferson County, Colorado
→1995Joshel, Lloyd M., House — Denver, Denver County, Colorado
→1997Joslin Dry Goods Company Building — Denver, Denver County, Colorado
→1986Julien, Denis, Inscription — Dinosaur, Moffat County, Colorado
→1974Kauffman House — Grand Lake, Grand County, Colorado
→1982Kauffman, William, House — Rico, Dolores County, Colorado
→1980Keating, Jeffery and Mary, House — Denver, Denver County, Colorado
→1998Keck Homestead — Del Norte, Rio Grande County, Colorado
→1982Keithley Log Cabin Development District — Manitou Springs, El Paso County, Colorado
→2019Kelley House — Loveland, Larimer County, Colorado
→2015Kelley--McDonald House — Buena Vista, Chaffee County, Colorado
→1997Kennicott Cabin — Westcliffe, Custer County, Colorado
→2002Kerr House — Denver, Denver County, Colorado
→1983Kettle-Jens House — Clifton, Mesa County, Colorado
→2016Key Savings and Loan Association Building — Englewood, Arapahoe County, Colorado
→1997Keystone Hotel — Castle Rock, Douglas County, Colorado
→2007Kim Schools — Kim, Las Animas County, Colorado
→2012Kimsey--Bolten Ranch Rural Historic Landscape — Hayden, Routt County, Colorado
→1983King, Dr. Alexander T., House and Carriage House — Pueblo, Pueblo County, Colorado
→1974Kinner, John, House — Sedalia, Douglas County, Colorado
→1985Kissock Block Building — Fort Collins, Larimer County, Colorado
→1997Kistler Stationery Company Building — Denver, Denver County, Colorado
→1983Kistler-Rodriguez House — Denver, Denver County, Colorado
→1977Kittredge Building — Denver, Denver County, Colorado
→1997Knearl School — Brush, Morgan County, Colorado
→2004Knight--Wood House — Littleton, Arapahoe County, Colorado
→2005Kohn House — Denver, Denver County, Colorado
→1999Kopper's Hotel and Saloon — Denver, Denver County, Colorado
→1983Kullgren House — Lafayette, Boulder County, Colorado
→1987La Fave Block — Aspen, Pitkin County, Colorado
→1973La Hacienda — Buffalo Creek, Jefferson County, Colorado
→1975La Jara Depot — La Jara, Conejos County, Colorado
→2007La Junta City Park — La Junta, Otero County, Colorado
→1980La Veta Pass Narrow Gauge Railroad Depot — La Veta, Huerfano County, Colorado
→1985Labo Del Rio Bridge — Arboles, Archuleta County, Colorado
→1986Lackner's Tavern — Louisville, Boulder County, Colorado
→1983Lafayette House — Lafayette, Boulder County, Colorado
→2007Lake Agnes Cabin — Gould, Jackson County, Colorado
→1978Lake City Historic District — Lake City, Hinsdale County, Colorado
→2008Lake Haiyaha Trail — Estes Park, Larimer County, Colorado
→1993Lamme Hospital — La Veta, Huerfano County, Colorado
→1997Land's End Observatory — Whitewater, Mesa County, Colorado
→1983Lang, William, Townhouse — Denver, Denver County, Colorado
→1990Lariat Trail Scenic Mountain Drive — Golden, Jefferson County, Colorado
→1973Larimer Square — Denver, Denver County, Colorado
→1994Larimer Square Historic District (Boundary Increase) — Denver, Denver County, Colorado
→2008Las Animas Post Office — Las Animas, Bent County, Colorado
→1986LaSalla House — Louisville, Boulder County, Colorado
→1988Lathrop, J. V., House — Montrose, Montrose County, Colorado
→2010Latuda, Frank, House — Trinidad, Las Animas County, Colorado
→1980Laurel School Historic District — Fort Collins, Larimer County, Colorado
→2013Lay School — Lay, Moffat County, Colorado
→1980Leadville National Fish Hatchery — Leadville, Lake County, Colorado
→1971Lebanon and Everett Mine Tunnels — Silver Plume, Clear Creek County, Colorado
→1996Lebanon School — Dolores, Montezuma County, Colorado
→2001Leeman Auto Company Building — Denver, Denver County, Colorado
→1976LeFevre, Owen E., House — Denver, Denver County, Colorado
→1978Leiffer House — Estes Park, Larimer County, Colorado
→1999Lennox House — Colorado Springs, El Paso County, Colorado
→1990Lett Hotel — Yuma, Yuma County, Colorado
→1983Lewis House — Lafayette, Boulder County, Colorado
→2009Lewis Mill — Telluride, San Miguel County, Colorado
→1994Lewis, A. T., and Son Department Store — Denver, Denver County, Colorado
→1994Lewis, A. T., New Building — Denver, Denver County, Colorado
→1988Lewis, Inez Johnson, School — Monument, El Paso County, Colorado
→2003Limon Railroad Depot — Limon, Lincoln County, Colorado
→1981Lincoln School — Erie, Weld County, Colorado
→1978Lincoln School — La Junta, Otero County, Colorado
→2010Lincoln School — Fort Morgan, Morgan County, Colorado
→2013Lindley--Johnson--Vanderhoof House — Colorado Springs, El Paso County, Colorado
→2009Little Buckaroo Ranch Barn — Grand Lake, Grand County, Colorado
→1989Little Church in the Pines — Salina, Boulder County, Colorado
→1998Little Estate — Cherry Hills Village, Arapahoe County, Colorado
→2002Little Fountain Creek Bridge — Widefield, El Paso County, Colorado
→1995Little Park — Idledale, Jefferson County, Colorado
→2002Little Thompson River Bridge — Berthoud, Weld County, Colorado
→1978Littlejohn Mine Complex — Granite, Chaffee County, Colorado
→1985Littleton Creamery--Beatrice Foods Cold Storage Warehouse — Denver, Denver County, Colorado
→1998Littleton Main Street — Littleton, Arapahoe County, Colorado
→2019Littleton Post Office — Littleton, Arapahoe County, Colorado
→1980Littleton Town Hall — Littleton, Arapahoe County, Colorado
→1979Logan County Courthouse — Sterling, Logan County, Colorado
→1995Loma Community Hall — Loma, Mesa County, Colorado
→2017Longhurst Lodge — Allenspark, Boulder County, Colorado
→1992Longmont Carnegie Library — Longmont, Boulder County, Colorado
→1987Longmont College — Longmont, Boulder County, Colorado
→1985Longmont Fire Department — Longmont, Boulder County, Colorado
→1987Longmont Power Plant — Lyons, Boulder County, Colorado
→1990Lookout Mountain Park — Golden, Jefferson County, Colorado
→1975Loretto Heights Academy — Denver, Denver County, Colorado
→1984Lorraine Lodge — Golden, Jefferson County, Colorado
→2008Lost Lake Trail — Estes Park, Larimer County, Colorado
→2011Lost Trail Station — Creede, Hinsdale County, Colorado
→1999Louviers Village — Louviers, Douglas County, Colorado
→1995Louviers Village Club — Louviers, Douglas County, Colorado
→1996Loveland Building and Coors Building — Golden, Jefferson County, Colorado
→2001Loveland State Amory — Loveland, Larimer County, Colorado
→1998Lowry Field Brick Barracks — Denver, Denver County, Colorado
→1966Lowry Ruin ★ NHL — Pleasant View, Montezuma County, Colorado
→1985Ludlow Tent Colony Site ★ NHL — Ludlow, Las Animas County, Colorado
→1984Luft, Conrad, Sr., House — Sterling, Logan County, Colorado
→1977Lulu City Site — Grand Lake, Grand County, Colorado
→1974Lyons Railroad Depot — Lyons, Boulder County, Colorado
→1980Lyons Sandstone Buildings — Lyons, Boulder County, Colorado
→2015Macedonia Baptist Church — Denver, Denver County, Colorado
→1989MacGregor Ranch — Estes Park, Larimer County, Colorado
→1980Main Avenue Historic District — Durango, La Plata County, Colorado
→2002Main Street Bridge — Florence, Fremont County, Colorado
→2002Maitland Arroyo Bridge — Walsenburg, Huerfano County, Colorado
→1998Maitland Estate — Cherry Hills Village, Arapahoe County, Colorado
→1991Mancos High School — Mancos, Montezuma County, Colorado
→1988Mancos Opera House — Mancos, Montezuma County, Colorado
→1983Manhattan Hotel — Salida, Chaffee County, Colorado
→1979Manitou Bathhouse — Manitou Springs, El Paso County, Colorado
→1998Manitou Experimental Forest Station — Woodland Park, Teller County, Colorado
→1985Manitou Springs Bridges (2) — Manitou Springs, El Paso County, Colorado
→1983Manitou Springs Historic District — Manitou Springs, El Paso County, Colorado
→1994Mantle's Cave — Dinosaur, Moffat County, Colorado
→1999Marble City State Bank Building — Marble, Gunnison County, Colorado
→1989Marble High School — Marble, Gunnison County, Colorado
→2016Marble Jailhouse — Marble, Gunnison County, Colorado
→1979Marble Mill Site — Marble, Gunnison County, Colorado
→1989Marble Town Hall — Marble, Gunnison County, Colorado
→1975Marcia (pullman car) — Craig, Moffat County, Colorado
→1993Margery Building — Grand Junction, Mesa County, Colorado
→1985Maroon Creek Bridge — Aspen, Pitkin County, Colorado
→2004Martin Mining Complex — Silverton, San Juan County, Colorado
→1977Masonic Temple Building — Denver, Denver County, Colorado
→2010Matchless Mine — Leadville, Lake County, Colorado
→2004Mathews House — Paonia, Delta County, Colorado
→1995Maxwell Building — Steamboat Springs, Routt County, Colorado
→2020Maxwell Park School — Buena Vista, Chaffee County, Colorado
→1980Maxwell, R. G., House — Fort Collins, Larimer County, Colorado
→1999Maysville School — Maysville, Chaffee County, Colorado
→2008Maytag Aircraft Building — Colorado Springs, El Paso County, Colorado
→1973McAllister House — Colorado Springs, El Paso County, Colorado
→1972McClellan House — Georgetown, Clear Creek County, Colorado
→1992McClelland Orphanage — Pueblo, Pueblo County, Colorado
→2005McClintock Building — Denver, Denver County, Colorado
→1979McClure House — Canon City, Fremont County, Colorado
→2009McCormick House — Trinidad, Las Animas County, Colorado
→1983McCourt, Peter, House — Denver, Denver County, Colorado
→2001McCreery, William H., House — Loveland, Larimer County, Colorado
→1998McGraw Ranch — Estes Park, Larimer County, Colorado
→2000McGregor Hall — Colorado Springs, El Paso County, Colorado
→1978McHugh-Andrews House — Fort Collins, Larimer County, Colorado
→2008McIntire Ranch — Sanford, Conejos County, Colorado
→2005McKenzie Well — Boulder, Boulder County, Colorado
→1984McPhee and McGinnity Building — Denver, Denver County, Colorado
→2003McPhee and McGinnity Paint Factory — Denver, Denver County, Colorado
→1983Mechanics Building/Masonic Building — Pueblo, Pueblo County, Colorado
→2004Medano Ranch Headquarters — Mosca, Alamosa County, Colorado
→2014Meeker I.O.O.F. Lodge--Valentine Lodge No. 47 — Meeker, Rio Blanco County, Colorado
→1970Meeker Memorial Museum — Greeley, Weld County, Colorado
→1984Melvin School — Aurora, Arapahoe County, Colorado
→2007Mesa Schoolhouse — Steamboat Springs, Routt County, Colorado
→1987Mesa Verde Administrative District ★ NHL — Mesa Verde National Park, Montezuma County, Colorado
→1966Mesa Verde National Park — Cortez, Montezuma County, Colorado
→1998Methodist Episcopal Church — Idaho Springs, Clear Creek County, Colorado
→1999Methodist Episcopal Church of Montrose — Montrose, Montrose County, Colorado
→2013Metzger Farm — Westminster, Adams County, Colorado
→2001Midland Savings Building — Denver, Denver County, Colorado
→1984Midland Terminal Railroad Depot — Victor, Teller County, Colorado
→1979Midland Terminal Railroad Roundhouse — Colorado Springs, El Paso County, Colorado
→1990Midway House — Conifer, Jefferson County, Colorado
→1985Midwest Steel and Iron Works Company Complex — Denver, Denver County, Colorado
→2009Mill City House — Dumont, Clear Creek County, Colorado
→2013Millage Farm Rural Historic District — Holyoke, Phillips County, Colorado
→1983Miller House — Lafayette, Boulder County, Colorado
→1973Mills, Enos, Homestead Cabin — Estes Park, Larimer County, Colorado
→1993Milne Farm — Lucerne, Weld County, Colorado
→1987Milner Pass Road Camp Mess Hall and House — Estes Park, Grand County, Colorado
→2014Milner--Schwarz House — Loveland, Larimer County, Colorado
→1985Miner Street Bridge — Idaho Springs, Clear Creek County, Colorado
→1990Mingus Homestead — Beulah, Custer County, Colorado
→2002Minnequa Steel Works Office Building and Dispensary, Colorado Fuel and Iron Company — Pueblo, Pueblo County, Colorado
→1993Mint Saloon — Empire, Clear Creek County, Colorado
→1977Miramont — Manitou Springs, El Paso County, Colorado
→1999Missouri Heights School — Carbondale, Garfield County, Colorado
→1978Modoc Mill — Ward, Boulder County, Colorado
→1976Moffat Station — Denver, Denver County, Colorado
→1986Monaco Street Parkway — Denver, Denver County, Colorado
→1986Montclair Park — Denver, Denver County, Colorado
→1991Monte Vista Downtown Historic District — Monte Vista, Rio Grande County, Colorado
→1995Monte Vista Library — Monte Vista, Rio Grande County, Colorado
→2007Montezuma Schoolhouse — Montezuma, Summit County, Colorado
→2012Montezuma Valley Irrigation Company Flume No. 6 — Cortez, Montezuma County, Colorado
→2009Montezuma Valley National Bank and Store Building — Cortez, Montezuma County, Colorado
→1986Montgomery Court — Denver, Denver County, Colorado
→1990Montgomery Hall, Colorado College — Colorado Springs, El Paso County, Colorado
→1996Montgomery Ward Building — Pueblo, Pueblo County, Colorado
→1982Montrose City Hall — Montrose, Montrose County, Colorado
→1994Montrose County Courthouse — Montrose, Montrose County, Colorado
→2020Montrose Fruit & Produce Association Building — Montrose, Montrose County, Colorado
→2004Montrose Masonic Temple, Lodge No. 63 — Montrose, Montrose County, Colorado
→1986Montview Boulevard — Denver, Denver County, Colorado
→2017Montview Boulevard Presbyterian Church — Denver, Denver County, Colorado
→2007Monument Valley Park — Colorado Springs, El Paso County, Colorado
→1978Moore, Dora, Elementary School — Denver, Denver County, Colorado
→1976Moraine Lodge — Estes Park, Larimer County, Colorado
→2005Moraine Park Museum and Amphitheater — Estes Park, Larimer County, Colorado
→2002Morgan County Courthouse and Jail — Fort Morgan, Morgan County, Colorado
→2003Morley Bridge — Romley, Chaffee County, Colorado
→1976Morrison Historic District — Morrison, Jefferson County, Colorado
→1974Morrison Schoolhouse — Morrison, Jefferson County, Colorado
→1978Mosman House — Fort Collins, Larimer County, Colorado
→1997Mosque of the El Jebel Shrine — Denver, Denver County, Colorado
→1998Motor Coach Division Building--Denver Tramway Company — Denver, Denver County, Colorado
→1998Mount Saint Scholastica Academy, East Building — Canon City, Fremont County, Colorado
→1994Mount St. Gertrude Academy — Boulder, Boulder County, Colorado
→1970Mount Vernon House — Golden, Jefferson County, Colorado
→2000Mountainside Lodge — Estes Park, Larimer County, Colorado
→2006Mt. Pleasant School — Alamosa, Alamosa County, Colorado
→1986National Fuel Company Store — Louisville, Boulder County, Colorado
→1987National Hotel--Wolff Building — Westcliffe, Custer County, Colorado
→1990Navajo Hogan — Colorado Springs, El Paso County, Colorado
→1979Neef, Frederick W., House — Denver, Denver County, Colorado
→2002Nettleton--Mead House — Greeley, Weld County, Colorado
→1987Neusteter Building — Denver, Denver County, Colorado
→1987New Brick--The Brick Saloon — Aspen, Pitkin County, Colorado
→1987New Terrace — Denver, Denver County, Colorado
→1987Newberry House — Aspen, Pitkin County, Colorado
→1979Newman Block — Durango, La Plata County, Colorado
→1986Niblock--Yacovetta Terrace — Denver, Denver County, Colorado
→2005Nichols House — Trinidad, Las Animas County, Colorado
→1998Nordlund House — Denver, Denver County, Colorado
→1980Norlin Quadrangle Historic District — Boulder, Boulder County, Colorado
→1983Norman Apartments — Denver, Denver County, Colorado
→2009North Cheyenne Canon Park — Colorado Springs, El Paso County, Colorado
→1982North End Historic District — Colorado Springs, El Paso County, Colorado
→1974North Fork Historic District — Pine and South Platte, Jefferson County, Colorado
→2008North Fork Historic District (Boundary Increase) — Pine and South Platte, Jefferson County, Colorado
→2008North Inlet Trail — Grand Lake, Larimer County, Colorado
→1992North La Junta School — La Junta, Otero County, Colorado
→2005North Rim Road, Black Canyon of the Gunnison National Park — Crawford, Montrose County, Colorado
→1984North Seventh Street Historic Residential District — Grand Junction, Mesa County, Colorado
→2002North St. Vrain Creek Bridge — Lyons, Boulder County, Colorado
→1985North Weber Street-Wahsatch Avenue Historic Residential District — Colorado Springs, El Paso County, Colorado
→1986Northern Colorado Power Company Substation — Boulder, Boulder County, Colorado
→2015Notch Mountain Shelter — Minturn, Eagle County, Colorado
→2013Nunns, John Herbert, House — Silt, Garfield County, Colorado
→1995Ochsner Hospital — Durango, La Plata County, Colorado
→1999Office of Civil Defense Emergency Operations Center — Lakewood, Jefferson County, Colorado
→1995Ogden Theatre — Denver, Denver County, Colorado
→1976Ohio-Colorado Smelting and Refining Company Smokestack — Salida, Chaffee County, Colorado
→1966Old Bank of Telluride Building ★ NHL — Telluride, San Miguel County, Colorado
→1982Old Colorado City Historic Commercial District — Colorado Springs, El Paso County, Colorado
→1979Old Highland Business District — Denver, Denver County, Colorado
→1975Old Ladore School — Brown's Park, Moffat County, Colorado
→1979Old Livery Stable — Fountain, El Paso County, Colorado
→1978Old Town Fort Collins — Fort Collins, Larimer County, Colorado
→1985Opera House Block/Central Block Building — Fort Collins, Larimer County, Colorado
→1971Ore Processing Mill and Dam — Georgetown, Clear Creek County, Colorado
→1997Oriental Theater — Denver, Denver County, Colorado
→1984Orlando Flats — Denver, Denver County, Colorado
→1976Orman-Adams House — Pueblo, Pueblo County, Colorado
→1971Osgood Castle — Redstone, Pitkin County, Colorado
→1989Osgood Gamekeeper's Lodge — Redstone, Pitkin County, Colorado
→1983Osgood-Kuhnhausen House — Redstone, Pitkin County, Colorado
→1998Ottesen Grain Company Feed Mill — Fort Lupton, Weld County, Colorado
→2019Our Lady of Guadalupe Church — Conejos, Conejos County, Colorado
→2017Our Lady of Mount Carmel Church — Denver, Denver County, Colorado
→1975Ouray City Hall and Walsh Library — Ouray, Ouray County, Colorado
→1983Ouray Historic District — Ouray, Ouray County, Colorado
→2001Overland Cotton Mill — Denver, Denver County, Colorado
→1999Owen Estate — Cherry Hills Village, Arapahoe County, Colorado
→1979Oxford Hotel — Denver, Denver County, Colorado
→1984Pacific Express Stable — Denver, Denver County, Colorado
→2014Painted Hand Pueblo — Pleasant View, Montezuma County, Colorado
→1994Palace Hotel — Antonito, Conejos County, Colorado
→1986Palmer Hall — Colorado Springs, El Paso County, Colorado
→1992Palmer--Ferril House — Denver, Denver County, Colorado
→1982Palmer, Judge Peter L. House — Denver, Denver County, Colorado
→2011Paonia First Christian Church — Paonia, Delta County, Colorado
→1980Paramount Theater — Denver, Denver County, Colorado
→2000Parish, Harvey J., House — Johnstown, Weld County, Colorado
→1979Park County Courthouse and Jail — Fairplay, Park County, Colorado
→2004Park Hill — Denver, Denver County, Colorado
→1984Park Theatre — Estes Park, Larimer County, Colorado
→1989Parry, William D., House — Marble, Gunnison County, Colorado
→2019Patterson House — Fort Collins, Larimer County, Colorado
→2001Pauline Chapel — Colorado Springs, El Paso County, Colorado
→1999Paulsen Farm — Lamar, Prowers County, Colorado
→1972Pearce-McAllister Cottage — Denver, Denver County, Colorado
→1993Peck House — Empire, Clear Creek County, Colorado
→2015Pedro--Botz House — Salida, Chaffee County, Colorado
→2011Peep O Day Park — Loveland, Larimer County, Colorado
→2014People's Methodist Episcopal Church — Colorado Springs, El Paso County, Colorado
→2016Peoples Presbyterian Church — Denver, Denver County, Colorado
→1995Perry--Mansfield School of Theatre and Dance — Steamboat Springs, Routt County, Colorado
→1988Peters Paper Company Warehouse — Denver, Denver County, Colorado
→1981Peterson House — Lakewood, Jefferson County, Colorado
→1986Petrelli--DelPizzo House — Louisville, Boulder County, Colorado
→2007Phillips County Courthouse — Holyoke, Phillips County, Colorado
→1997Phillips, Harry and Lilly, House — Fruita, Mesa County, Colorado
→2002Photography and Armament School Buildings, Lowry Air Force Base — Denver, Denver County, Colorado
→1984Pierce-Haley House — Denver, Denver County, Colorado
→1990Pike's Peak Grange No. 163 — Franktown, Douglas County, Colorado
→1966Pike's Stockade ★ NHL — Sanford, Conejos County, Colorado
→1966Pikes Peak ★ NHL — Colorado Springs, El Paso County, Colorado
→2016Pine Hall — Granite, Chaffee County, Colorado
→1975Pioneer Cabin — Colorado Springs, El Paso County, Colorado
→1973Pioneer Sod House — Wheat Ridge, Jefferson County, Colorado
→1999Pipe Line School — Glade Park, Mesa County, Colorado
→1975Pitkin County Courthouse — Aspen, Pitkin County, Colorado
→1978Pitkin Place Historic District — Pueblo, Pueblo County, Colorado
→1978Plaza de San Luis de la Culebra — San Luis, Costilla County, Colorado
→1983Plaza Hotel — Colorado Springs, El Paso County, Colorado
→2003Pleasant Valley School — Bellvue, Larimer County, Colorado
→2008Pleasant Valley School — Branson, Las Animas County, Colorado
→2002Plum Bush Creek Bridge — Last Chance, Washington County, Colorado
→1999Plummer School — Fort Collins, Larimer County, Colorado
→1990Poncha Springs Schoolhouse — Poncha Springs, Chaffee County, Colorado
→2008Ponderosa Lodge — Colorado Springs, El Paso County, Colorado
→2017Portland Bridge — Portland, Fremont County, Colorado
→1986Potter Highlands Historic District — Denver, Denver County, Colorado
→2004Powell and Blair Stone Ranch — Proctor, Logan County, Colorado
→2001Preston Farm — Fort Collins, Larimer County, Colorado
→1995Pride of the Rockies Flour Mill — Denver, Denver County, Colorado
→2010Provost Homestead--Herring Farm Rural Historic Landscape — LaPorte, Larimer County, Colorado
→1985Prowers Bridge — Prowers, Bent County, Colorado
→2009Prowers Country Welfare Housing — Lamar, Prowers County, Colorado
→1981Prowers County Building — Lamar, Prowers County, Colorado
→1985Pryor, Frank, House — Pueblo, Pueblo County, Colorado
→1978Public Service Building — Denver, Denver County, Colorado
→2011Pueblo Christopher Columbus Monument — Pueblo, Pueblo County, Colorado
→1995Pueblo City Park Zoo — Pueblo, Pueblo County, Colorado
→1975Pueblo County Courthouse — Pueblo, Pueblo County, Colorado
→1978Pueblo Federal Building — Pueblo, Pueblo County, Colorado
→1994Pueblo Mountain Park — Beulah, Pueblo County, Colorado
→2008Pyramid Guard Station — Yampa, Rio Blanco County, Colorado
→1994Quaintance Block — Golden, Jefferson County, Colorado
→1976Quaker Flour Mill — Pueblo, Pueblo County, Colorado
→2000Queen of Heaven Orphanage Summer Camp — Golden, Jefferson County, Colorado
→1974Quick, Ben, Ranch and Fort — Palmer Lake, Douglas County, Colorado
→1997Railway Exchange Addition and Railway Exchange New Building — Denver, Denver County, Colorado
→1985Rainbow Arch Bridge — Fort Morgan, Morgan County, Colorado
→2007Rankin Presbyterian Church — Brush, Morgan County, Colorado
→2001Ray Apartments Buildings — Denver, Denver County, Colorado
→1974Raymond, Wilbur S., House — Denver, Denver County, Colorado
→1985Red Cliff Bridge — Red Cliff, Eagle County, Colorado
→1990Red Rocks Park District — Morrison, Jefferson County, Colorado
→1990Redstone Coke Oven Historic District — Redstone, Pitkin County, Colorado
→1989Redstone Historic District — Redstone, Pitkin County, Colorado
→1980Redstone Inn — Redstone, Pitkin County, Colorado
→2000Reimer--Smith Oil Station — Holyoke, Phillips County, Colorado
→1999Reno Park Addition Historic District — Arvada, Jefferson County, Colorado
→1986Rhoades House — Louisville, Boulder County, Colorado
→1988Rialto Theater — Loveland, Larimer County, Colorado
→2006Rice, Ida M., House — Colorado Springs, El Paso County, Colorado
→1985Rice, Ward, House — Pueblo, Pueblo County, Colorado
→1977Richards Mansion — Wheat Ridge, Jefferson County, Colorado
→1975Richthofen Castle — Denver, Denver County, Colorado
→1986Richthofen Monument — Denver, Denver County, Colorado
→1986Richthofen Place Parkway — Denver, Denver County, Colorado
→1974Rico City Hall — Rico, Dolores County, Colorado
→1987Riede's City Bakery — Aspen, Pitkin County, Colorado
→1985Rifle Bridge — Rifle, Garfield County, Colorado
→1994Rim Rock Drive Historic District — Grand Junction, Mesa County, Colorado
→2000Rimrock School — Sapinero, Gunnison County, Colorado
→1979Rio Grande Engine No. 168 — Antonito, Conejos County, Colorado
→2017Rio Grande Railroad Viaduct — Florence, Fremont County, Colorado
→2010Rio Grande Southern Railroad Derrick Car — Cimarron, Montrose County, Colorado
→2000Rio Grande Southern Railroad Engine No. 20 — Golden, Jefferson County, Colorado
→2003Rio Grande Southern Railroad Trout Lake Water Tank — Ophir, San Miguel County, Colorado
→1997Rio Grande Southern Railroad, Motor No. 2 — Golden, Jefferson County, Colorado
→1997Rio Grande Southern Railroad, Motor No. 6 — Golden, Jefferson County, Colorado
→1997Rio Grande Southern Railroad, Motor No. 7 — Golden, Jefferson County, Colorado
→2002Rito Seco Creek Culvert — San Luis, Costilla County, Colorado
→1994Riverside Cemetery — Denver, Adams County, Colorado
→1992Robertson, T. H., House — Fort Collins, Larimer County, Colorado
→2011Robidoux, M.J. Lavina, House — Aurora, Adams County, Colorado
→1986Robinson House — Louisville, Boulder County, Colorado
→2003Robinson House — Denver, Denver County, Colorado
→1984Robison Mansion — Canon City, Fremont County, Colorado
→1996Rochester Hotel — Durango, La Plata County, Colorado
→1982Rock Creek Stage Station — Toponas, Routt County, Colorado
→2018Rock Island Snow Plow No. 95580 — Limon, Lincoln County, Colorado
→2009Rockland Community Church and Cemetery — Golden, Jefferson County, Colorado
→1997Rocky Flats Plant — Golden, Jefferson County, Colorado
→2008Rocky Ford Post Office — Rocky Ford, Otero County, Colorado
→1999Rocky Mountain Bank Note Company Building — Denver, Denver County, Colorado
→1983Rocky Mountain Hotel — Denver, Denver County, Colorado
→1986Rocky Mountain Lake Park — Denver, Denver County, Colorado
→2001Rocky Mountain National Park Administration Building ★ NHL — Estes Park, Larimer County, Colorado
→1982Rocky Mountain National Park Utility Area Historic District — Estes Park, Larimer County, Colorado
→2016Romano, Samuel and Albina, House — Golden, Jefferson County, Colorado
→1996Romeo Block — Denver, Denver County, Colorado
→1984Rood Candy Company Building — Pueblo, Pueblo County, Colorado
→1975Rooney Ranch — Golden, Jefferson County, Colorado
→1980Root, Amos H., Building — Denver, Denver County, Colorado
→1993Rose Lime Kiln — Lake City, Hinsdale County, Colorado
→1974Rosemount — Pueblo, Pueblo County, Colorado
→2017Ross--Broadway Branch, Denver Public Library — Denver, Denver County, Colorado
→1995Rossonian Hotel — Denver, Denver County, Colorado
→1997Roth, Henry, House — Denver, Denver County, Colorado
→2002Rouch Gulch Bridge — Swissvale, Fremont County, Colorado
→2000Rourke Ranch Historic District — La Junta, Las Animas County, Colorado
→1983Rourke, Eugene, House — La Junta, Otero County, Colorado
→2002Routt County National Bank Building — Steamboat Springs, Routt County, Colorado
→1983Royal Gorge Bridge and Incline Railway — Canon City, Fremont County, Colorado
→2023Ruble-Orendorf Mercantile — Norwood, San Miguel County, Colorado
→2011Russell Gulch I.O.O.F. Hall No. 47--Wagner and Askew — Russell Gulch, Gilpin County, Colorado
→1983Russell-Graves House — Arvada, Jefferson County, Colorado
→1989Ruth Memorial Methodist Episcopal Church — Parker, Douglas County, Colorado
→2001S.P.M.D.T.U. Concilio Superior — Antonito, Conejos County, Colorado
→1998Sacred Heart Catholic Church — Alamosa, Alamosa County, Colorado
→1989Sacred Heart Church — Pueblo, Pueblo County, Colorado
→1989Sacred Heart Orphanage — Pueblo, Pueblo County, Colorado
→1994Saddlehorn Caretaker's House and Garage — Grand Junction, Mesa County, Colorado
→1994Saddlehorn Comfort Station — Grand Junction, Mesa County, Colorado
→1994Saddlehorn Utility Area Historic District — Grand Junction, Mesa County, Colorado
→1975Saguache School and Jail Buildings — Saguache, Saguache County, Colorado
→2011Saint Philomena Catholic Parish School — Denver, Denver County, Colorado
→1989Saint Thomas Theological Seminary — Denver, Denver County, Colorado
→1998Salazar, A.A., House — San Luis, Costilla County, Colorado
→1984Salida Downtown Historic District — Salida, Chaffee County, Colorado
→1989Salina School — Salina, Boulder County, Colorado
→2001Salt Works Ranch — Hartsel, Park County, Colorado
→1980San Juan Avenue Historic District — La Junta, Otero County, Colorado
→1985San Luis Bridge — San Luis, Costilla County, Colorado
→2004San Luis Southern Railway Trestle — Blanca, Costilla County, Colorado
→1986San Rafael Historic District — Denver, Denver County, Colorado
→2001Sand Creek Massacre Site — Eads, Kiowa County, Colorado
→2008Sandbeach Lake Trail — Meeker Park, Boulder County, Colorado
→1984Sandstone Ranch — Longmont, Weld County, Colorado
→2002Santa Fe Avenue Bridge — Pueblo, Pueblo County, Colorado
→2004Santa Fe Railway Manzanola Depot — Manzanola, Otero County, Colorado
→2003Santa Fe Railway Water Tank — Sedalia, Douglas County, Colorado
→2010Sargents Water Tank, Denver and Rio Grande Railroad, Western Line — Sargents, Saguache County, Colorado
→1985Satank Bridge — Carbondale, Garfield County, Colorado
→1977Schleier, George, Mansion — Denver, Denver County, Colorado
→1979Schlessinger House — Denver, Denver County, Colorado
→2016Schlichter, E.A., House — Fort Collins, Larimer County, Colorado
→1976Schmidt, George, House — Denver, Denver County, Colorado
→1997Schnell Farm — Lakewood, Jefferson County, Colorado
→1984Sciumbato, Daniel, Grocery Store — La Junta, Otero County, Colorado
→1980Second Midland School — Colorado Springs, El Paso County, Colorado
→2007Sedgwick County Courthouse — Julesburg, Sedgwick County, Colorado
→1994Serpents Trail — Grand Junction, Mesa County, Colorado
→1985Sevenmile Bridge — Creede, Mineral County, Colorado
→1983Seventeen Mile House — Parker, Arapahoe County, Colorado
→1978Shadow Mountain Lookout — Grand Lake, Grand County, Colorado
→2008Shadow Mountain Trail — Grand Lake, Grand County, Colorado
→2007Shaffer, Henry K. and Mary E., House — Loveland, Larimer County, Colorado
→2019Shaffer, John C., Barn — Littleton, Jefferson County, Colorado
→2003Shannon Farm — Lafayette, Boulder County, Colorado
→2010Shawnee — Shawnee, Park County, Colorado
→2004Sheedy Mansion — Denver, Denver County, Colorado
→1985Sheely Bridge — Aspen, Pitkin County, Colorado
→2000Shenandoah--Dives Mill ★ NHL — Silverton, San Juan County, Colorado
→2003Sherman and Ross Block Building — Montrose, Montrose County, Colorado
→2004Sherman Street Historic District — Denver, Denver County, Colorado
→1987Sherman Street Historic Residential District — Fort Morgan, Morgan County, Colorado
→1987Shilling--Lamb House — Aspen, Pitkin County, Colorado
→2002Shirley Hotel — Haxtun, Phillips County, Colorado
→2005Shove Memorial Chapel — Colorado Springs, El Paso County, Colorado
→1994Shrine of the Sun — Colorado Springs, El Paso County, Colorado
→2005Silesca Ranger Station — Grand Mesa, Montrose County, Colorado
→1971Silver Plume Depot — Silver Plume, Clear Creek County, Colorado
→1966Silverton Historic District ★ NHL — Silverton, San Juan County, Colorado
→1997Silverton Historic District (Boundary Increase) — Silverton, San Juan County, Colorado
→1991Sinclaire, Reginald, House — Larkspur, Douglas County, Colorado
→2010Sixth Avenue Community Church — Denver, Denver County, Colorado
→1985Slate Creek Bridge — Slate Creek, Summit County, Colorado
→1991SLW Ranch — Greeley, Weld County, Colorado
→2002Smiley Junior High School — Durango, La Plata County, Colorado
→1985Smith House — Denver, Denver County, Colorado
→1989Smith--Elisha House — Aspen, Pitkin County, Colorado
→2016Smith--Eslick Cottage Court — Grand Lake, Grand County, Colorado
→1997Smith, Milo A., House — Denver, Denver County, Colorado
→1984Smith, Pierce T., House — Denver, Denver County, Colorado
→1985Smith, William, House — Aurora, Arapahoe County, Colorado
→1976Smith's Irrigation Ditch — Denver, Denver County, Colorado
→1987Smuggler Mine — Aspen, Pitkin County, Colorado
→1979Smuggler-Union Hydroelectric Power Plant — Telluride, San Miguel County, Colorado
→2006Snogo Snow Plow — Estes Park, Larimer County, Colorado
→2016Snowbound Mine — Gold Hill, Boulder County, Colorado
→2010Soda Creek Ranch — Keystone, Summit County, Colorado
→2011Solandt Memorial Hospital — Hayden, Routt County, Colorado
→2010Soloman Batterson Ranch (Rural Historic Landscape) — Livermore, Larimer County, Colorado
→1985South Canon Bridge — Glenwood Springs, Garfield County, Colorado
→2005South Canon High School — Canon City, Fremont County, Colorado
→1986South Marion Street Parkway — Denver, Denver County, Colorado
→1977South Park Community Church — Fairplay, Park County, Colorado
→1974South Park Lager Beer Brewery — Fairplay, Park County, Colorado
→2018South Platte River Bridge — Lake George, Park County, Colorado
→2002South Platte River Bridges — Denver, Denver County, Colorado
→1985South Side--Baker Historic District — Denver, Denver County, Colorado
→1989Southern Hotel — Dolores, Montezuma County, Colorado
→1986Speer Boulevard — Denver, Denver County, Colorado
→1985Spratlen-Anderson Wholesale Grocery Company--Davis Brothers Warehouse — Denver, Denver County, Colorado
→2002Spring Creek Bridge — Vona, Kit Carson County, Colorado
→2021Spring House-Moynahan House — Alma, Park County, Colorado
→1978Spring Valley School — Larkspur, Douglas County, Colorado
→1977Springfield Schoolhouse — Springfield, Baca County, Colorado
→1977Spruce Hall — Fort Collins, Larimer County, Colorado
→2008Spruce Lodge — South Fork, Rio Grande County, Colorado
→1978Squires-Tourtellot House — Boulder, Boulder County, Colorado
→2005Squirrel Creek Recreational Unit — Beulah, Pueblo County, Colorado
→1975St. Andrews Episcopal Church — Denver, Denver County, Colorado
→1982St. Anthony's Roman Catholic Church — Sterling, Logan County, Colorado
→1985St. Charles Bridge — Pueblo, Pueblo County, Colorado
→2003St. Charles River Bridge — Devine, Pueblo County, Colorado
→1996St. Dominic's Church — Denver, Denver County, Colorado
→1969St. Elizabeth's Church — Denver, Denver County, Colorado
→1976St. Elizabeth's Retreat Chapel — Denver, Denver County, Colorado
→1979St. Elmo Historic District — St. Elmo, Chaffee County, Colorado
→1994St. Ignatius Loyola Church — Denver, Denver County, Colorado
→1978St. James Episcopal Church — Meeker, Rio Blanco County, Colorado
→1975St. John's Cathedral — Denver, Denver County, Colorado
→2002St. John's Greek Orthodox Church — Pueblo, Pueblo County, Colorado
→2019St. Joseph’s Church — Capulin, Conejos County, Colorado
→1983St. Joseph's Polish Roman Catholic Church — Denver, Denver County, Colorado
→1982St. Joseph's Roman Catholic Church of Denver — Denver, Denver County, Colorado
→1980St. Mark United Presbyterian Church — Elbert, Elbert County, Colorado
→1975St. Mark's Parish Church — Denver, Denver County, Colorado
→1982St. Mary's Catholic Church — Colorado Springs, El Paso County, Colorado
→1979St. Patrick Mission Church — Denver, Denver County, Colorado
→1989St. Paul's Church — Marble, Gunnison County, Colorado
→1997St. Paul's English Evangelical Lutheran Church — Denver, Denver County, Colorado
→1975St. Stephen's Episcopal Church, 1881 — Longmont, Boulder County, Colorado
→2003St. Thomas Episcopal Church — Alamosa, Alamosa County, Colorado
→1999Stanley Arms — Denver, Denver County, Colorado
→1977Stanley Hotel — Estes Park, Larimer County, Colorado
→1985Stanley Hotel District — Estes Park, Larimer County, Colorado
→1998Stanley Hotel District (Stanley Power Plant Boundary Increase) — Estes Park, Larimer County, Colorado
→2007Stanley School--Montclair School — Denver, Denver County, Colorado
→2019Star Filling Station — New Raymer, Weld County, Colorado
→1984Star Journal Model Home — Pueblo, Pueblo County, Colorado
→1995Starbuck Park — Idledale, Jefferson County, Colorado
→1986Starr Manor — Glenwood Springs, Garfield County, Colorado
→1992State Armory — Craig, Moffat County, Colorado
→1985State Bridge — State Bridge, Eagle County, Colorado
→2011Steamboat Apartments — Steamboat Springs, Routt County, Colorado
→2007Steamboat Laundry Building — Steamboat Springs, Routt County, Colorado
→1978Steamboat Springs Depot — Steamboat Springs, Routt County, Colorado
→1982Stearns House — Denver, Denver County, Colorado
→2001Sterling Public Library — Sterling, Logan County, Colorado
→1986Sterling Union Pacific Railroad Depot — Sterling, Logan County, Colorado
→1985Stickney, Charles H., House — Pueblo, Pueblo County, Colorado
→1980Stockbridge House — Colorado Springs, El Paso County, Colorado
→1999Stocke--Walter Addition Historic District — Arvada, Jefferson County, Colorado
→1986Stolmes House — Louisville, Boulder County, Colorado
→1997Stolte House — Cedaredge, Delta County, Colorado
→1975Stone House — Lakewood, Jefferson County, Colorado
→1984Stonemen's Row Historic District — Denver, Denver County, Colorado
→1996Stonington First Methodist--Episcopal Church — Stonington, Baca County, Colorado
→2013Stranges Grocery — Grand Junction, Mesa County, Colorado
→1993Stratton's Independence Mine and Mill — Victor, Teller County, Colorado
→1984Streit, J. L., House — Pueblo, Pueblo County, Colorado
→1978Sugar Building — Denver, Denver County, Colorado
→1997Sumers Lodge — Glenwood Springs, Garfield County, Colorado
→1974Summer Saloon — Fairplay, Park County, Colorado
→2004Summit Creek Ranger Station — Columbine, Routt County, Colorado
→1995Summit Lake Park — Idaho Springs, Clear Creek County, Colorado
→1986Sunken Gardens — Denver, Denver County, Colorado
→1989Sunshine School — Sunshine, Boulder County, Colorado
→1989Superintendent's Residence, Great Sand Dunes National Monument — Mosca, Alamosa County, Colorado
→2000Surface Creek Livestock Company Silos — Cedaredge, Delta County, Colorado
→1985Sutherland Bridge — Del Norte, Rio Grande County, Colorado
→1988Swallow Hill Historic District — Denver, Denver County, Colorado
→2005Swanson, Gustav and Annie, Farm — Bethoud, Larimer County, Colorado
→1984Swedish Evangelical Lutheran Church of Ryssby — Boulder, Boulder County, Colorado
→1966Tabor Opera House ★ NHL — Leadville, Lake County, Colorado
→1982Tallmadge and Boyer Block — Denver, Denver County, Colorado
→2019Tammen Hall — Denver, Denver County, Colorado
→1985Tarryall School — Tarryall, Park County, Colorado
→1999Taylor Memorial Chapel — Colorado Springs, El Paso County, Colorado
→1986Taylor, Edward T., House — Glenwood Springs, Garfield County, Colorado
→2017TBM Avenger Aircraft N53503 — Grand Junction, Mesa County, Colorado
→1976Tears-McFarlane House — Denver, Denver County, Colorado
→1986Tego Brothers Drugstore--State National Bank of Louisville — Louisville, Boulder County, Colorado
→2005Telephone Building — Denver, Denver County, Colorado
→1973Teller House — Central City, Gilpin County, Colorado
→1978Temple Emanuel — Denver, Denver County, Colorado
→1987Temple Emanuel — Denver, Denver County, Colorado
→1996Temple Emanuel — Pueblo, Pueblo County, Colorado
→2003Temple Emanuel — Denver, Denver County, Colorado
→1987Terrace, The — Lafayette, Boulder County, Colorado
→1998Thede Farmhouse — Northglenn, Adams County, Colorado
→1996Thiede Ranch — Golden, Jefferson County, Colorado
→1986Thomas House — Louisville, Boulder County, Colorado
→1975Thomas, H. H., House — Denver, Denver County, Colorado
→1988Thunder Lake Patrol Cabin — Estes Park, Boulder County, Colorado
→2008Thunder Lake Trail--Bluebird Lake Trail — Allens Park, Boulder County, Colorado
→2000Ticknor Hall — Colorado Springs, El Paso County, Colorado
→2015Tigiwon Community House — Minturn, Eagle County, Colorado
→1995Tilden School for Teaching Health — Denver, Denver County, Colorado
→1988Timber Creek Campground Comfort Station No. 245 — Estes Park, Grand County, Colorado
→1988Timber Creek Campground Comfort Station No. 246 — Estes Park, Grand County, Colorado
→1988Timber Creek Campground Comfort Station No. 247 — Estes Park, Grand County, Colorado
→2022Timber Creek Road Camp Barn — Estes Park, Grand County, Colorado
→1988Timberline Cabin — Estes Park vicinity, Grand County, Colorado
→1973Tivoli Brewery Company — Denver, Denver County, Colorado
→2008Tobasco Mine and Mill — Lake City, Hinsdale County, Colorado
→1970Toll House — Georgetown, Clear Creek County, Colorado
→2008Tonahutu Creek Trail — Grand Lake, Grand County, Colorado
→1985Tooke--Nuckolls House — Pueblo, Pueblo County, Colorado
→1987Tower of Memories — Denver, Jefferson County, Colorado
→1974Town of Crested Butte — Crested Butte, Gunnison County, Colorado
→2002Town of Crested Butte (Boundary Increase and Boundary Decrease) — Crested Butte, Gunnison County, Colorado
→1980Townsend, Thomas B., House — Montrose, Montrose County, Colorado
→1984Trail Ridge Road — Estes Park, Larimer County, Colorado
→2004Trail School, Old — Wiggins, Morgan County, Colorado
→1978Tramway Building — Denver, Denver County, Colorado
→2023Treat Hall — Denver, Denver County, Colorado
→1970Trinity United Methodist Church — Denver, Denver County, Colorado
→2008Trout Creek--Annex--Settele Ranch — Fairplay, Park County, Colorado
→2004Trujillo Homestead — MOsca, Alamosa County, Colorado
→2017Truscott Junior High School — Loveland, Larimer County, Colorado
→1983Tutt Building — Pueblo, Pueblo County, Colorado
→1983Twelfth Street Historic Residential District — Golden, Jefferson County, Colorado
→1997Twin Creek Ranch — Florissant, Teller County, Colorado
→1974Twin Lakes District — Twin Lakes, Lake County, Colorado
→1992Twin Sisters Lookout — Estes Park, Larimer County, Colorado
→2009Two Buttes Gymnasium — Two Buttes, Baca County, Colorado
→1978Two-Bar Ranch — Maybell, Moffat County, Colorado
→2016U.S. Courthouse and Federal Office Building — Denver, Denver County, Colorado
→1979U.S. Customhouse — Denver, Denver County, Colorado
→1980U.S. Post Office — Grand Junction, Mesa County, Colorado
→1976U.S. Post Office — La Junta, Otero County, Colorado
→1973U.S. Post Office and Federal Building — Denver, Denver County, Colorado
→1982Union Avenue Historic Commercial District — Pueblo, Pueblo County, Colorado
→1975Union Depot — Pueblo, Pueblo County, Colorado
→2000Union High School — Westminster, Adams County, Colorado
→2004Union Pacific Railroad Julesburg Depot — Julesburg, Sedgwick County, Colorado
→1974Union Station — Denver, Denver County, Colorado
→1982Union Warehouse — Denver, Denver County, Colorado
→1989United Church of Christ of Highlandlake — Mead, Weld County, Colorado
→2004United States Air Force Academy, Cadet Area ★ NHL — U.S. Air Force Academy, El Paso County, Colorado
→1986University Boulevard — Denver, Denver County, Colorado
→2015Upper Brush Creek School — Eagle, Eagle County, Colorado
→1986Upper Wade and Curtis Cabin — Dinosaur, Moffat County, Colorado
→1991US Bureau of Reclamation Project Office Building — Montrose, Montrose County, Colorado
→1994US National Bank — Denver, Denver County, Colorado
→1986US Post Office and Federal Building--Canon City Main — Canon City, Fremont County, Colorado
→1986US Post Office and Federal Building--Delta Main — Delta, Delta County, Colorado
→1986US Post Office and Federal Building--Monte Vista Main — Monte Vista, Rio Grande County, Colorado
→1986US Post Office and Federal Courthouse--Colorado Springs Main — Colorado Springs, El Paso County, Colorado
→1986US Post Office--Boulder Main — Boulder, Boulder County, Colorado
→1986US Post Office--Florence Main — Florence, Fremont County, Colorado
→1986US Post Office--Fort Morgan Main — Fort Morgan, Morgan County, Colorado
→1986US Post Office--Lamar Main — Lamar, Prowers County, Colorado
→1986US Post Office--Manitou Springs Main — Mainitou Springs, El Paso County, Colorado
→1986US Post Office--Montrose Main — Montrose, Montrose County, Colorado
→1986US Post Office--Rifle Main — Rifle, Garfield County, Colorado
→1986US Post Office--Trinidad Main — Trinidad, Las Animas County, Colorado
→1986US Post Office, Federal Building, and Federal Courthouse--Sterling Main — Sterling, Logan County, Colorado
→2002Ute Cemetery — Aspen, Pitkin County, Colorado
→1970Ute Memorial Site — Montrose, Montrose County, Colorado
→1978Vail Hotel — Pueblo, Pueblo County, Colorado
→1992Vaille, Agnes, Shelter — Estes Park, Larimer County, Colorado
→2010Valley View Leasing and Mining Company Mill — Ophir, San Miguel County, Colorado
→2003Valley View School — Salida, Chaffee County, Colorado
→2009Van Briggle Pottery Company — Colorado Springs, El Paso County, Colorado
→1996Vanatta Apartments — Craig, Moffat County, Colorado
→2011Veta Pass — La Veta, Huerfano County, Colorado
→1977Vicksburg Mining Camp — Buena Vista, Chaffee County, Colorado
→1985Victor Downtown Historic District — Victor, Teller County, Colorado
→1980Victor Hotel — Victor, Teller County, Colorado
→2005Vienna Bakery--Johnson Restaurant — Gunnison, Gunnison County, Colorado
→1974Vine Street Houses — Denver, Denver County, Colorado
→1985Virginia Dale Stage Station — Virginia Dale, Larimer County, Colorado
→1976Wagon Wheel Gap Railroad Station — Creede, Mineral County, Colorado
→2000Wahl Ranch — Jefferson, Park County, Colorado
→1987Waite, Davis, House — Aspen, Pitkin County, Colorado
→1984Walker Ranch Historic District — Boulder, Boulder County, Colorado
→1988Walker Ranch Historic District (Boundary Increase) — Boulder, Boulder County, Colorado
→1989Wall Street Assay Office — Wallstreet, Boulder County, Colorado
→1992Wall Street Assay Office (Boundary Increase) — Wall Street, Boulder County, Colorado
→1984Walter, Martin, House — Pueblo, Pueblo County, Colorado
→2009Walters, Manuella C., Duplex — Denver, Denver County, Colorado
→1989Ward Congregational Church — Ward, Boulder County, Colorado
→1989Ward School — Ward, Boulder County, Colorado
→1974Warshauer Mansion — Antonito, Conejos County, Colorado
→1986Washington Park — Denver, Denver County, Colorado
→2010Wasson--McKay Place — Parachute, Garfield County, Colorado
→1977Waterwheel — McCoy, Eagle County, Colorado
→1993Waycott, Ernest, House — Fort Collins, Larimer County, Colorado
→1987Webber, Henry, House--Pioneer Park — Aspen, Pitkin County, Colorado
→1984Webster Building — Gunnison, Gunnison County, Colorado
→1984Weckbaugh House — Denver, Denver County, Colorado
→2013Weiser, Martha, House — Boulder, Boulder County, Colorado
→1978Weld County Courthouse — Greeley, Weld County, Colorado
→1986West Forty-sixth Avenue Parkway — Denver, Denver County, Colorado
→2002West Plum Bush Creek Bridge — Last Chance, Washington County, Colorado
→2004West Side Court Building — Denver, Denver County, Colorado
→1987West Side Historic District — Longmont, Boulder County, Colorado
→1989Westcliff School — Westcliffe, Custer County, Colorado
→1993Westcliffe Jail — Westcliffe, Custer County, Colorado
→2016Western Hotel — Glenwood Springs, Garfield County, Colorado
→1979Westminster University — Westminster, Adams County, Colorado
→1975Westside Neighborhood — Denver, Denver County, Colorado
→2008Wetmore Post Office — Wetmore, Custer County, Colorado
→1980Wheeler Bank — Manitou Springs, El Paso County, Colorado
→1985Wheeler Bridge — Del Norte, Rio Grande County, Colorado
→1972Wheeler Opera House — Aspen, Pitkin County, Colorado
→1975Wheeler-Stallard House — Aspen, Pitkin County, Colorado
→2008White School — Kim, Las Animas County, Colorado
→2019White Spot Restaurant — Denver, Denver County, Colorado
→2005White--Plumb Farm — Greeley, Weld County, Colorado
→1984White, Asbury, House — Pueblo, Pueblo County, Colorado
→1973White, William Allen, Cabins — Estes Park, Larimer County, Colorado
→1988Wild Basin House — Estes Park, Boulder County, Colorado
→1988Wild Basin Ranger Station and House — Estes Park, Boulder County, Colorado
→1985Wildhack's Grocery Store-Post Office — Frisco, Summit County, Colorado
→2004Wiley Rock Schoolhouse — Wiley, Prowers County, Colorado
→2007Willard, Beatrice, Alpine Tundra Research Plots — Estes Park, Larimer County, Colorado
→1966William's Stables ★ NHL — Central City, Gilpin County, Colorado
→1986Williams Street Parkway — Denver, Denver County, Colorado
→2007Willow Creek Park — Lamar, Prowers County, Colorado
→1987Willow Park Patrol Cabin — Estes Park, Larimer County, Colorado
→1987Willow Park Stable — Estes Park, Larimer County, Colorado
→1993Willows School — Westcliffe, Custer County, Colorado
→1996Wilson, Blanche A., House — Aurora, Adams County, Colorado
→2017Wilson, S.A., Elementary School — Colorado Springs, El Paso County, Colorado
→2002Wind Ridge — Estes Park, Larimer County, Colorado
→2018Windsor Milling and Elevator Co. Building — Windsor, Weld County, Colorado
→1999Windsor Town Hall — Windsor, Weld County, Colorado
→2015Winegar Building — Burlington, Kit Carson County, Colorado
→1980Winfield Mining Camp — Buena Vista, Chaffee County, Colorado
→1980Winks Panorama — Pinecliffe, Gilpin County, Colorado
→2014Winks Panorama (Boundary Increase) — Pinecliffe, Gilpin County, Colorado
→2013Wolfe, John, House — Colorado Springs, El Paso County, Colorado
→1974Wood-Morris-Bonfils House — Denver, Denver County, Colorado
→1984Woodbury, Joseph A., House — Greeley, Weld County, Colorado
→1988Woods Lake Resort — Thomasville, Eagle County, Colorado
→1979Woodward-Baird House — Boulder, Boulder County, Colorado
→1997Wrightsman House — Mancos, Montezuma County, Colorado
→1979Y.W.C.A. — Colorado Springs, El Paso County, Colorado
→1980Young Women's Christian Association — Pueblo, Pueblo County, Colorado
→2008Ypsilon Lake Trail — Estes Park, Larimer County, Colorado
→1966Yucca House National Monument — Cortez, Montezuma County, Colorado
→1982Yust, E. C., Homestead — Kremmling, Grand County, Colorado
→2005Zall House — Denver, Denver County, Colorado
→1979Zang, Adolph J., House — Denver, Denver County, Colorado
→1977Zang, Adolph, Mansion — Denver, Denver County, Colorado
→2022Zang’s Hotel and Annex — Creede, Mineral County, Colorado
→1993Zapata Ranch Headquarters — Mosca, Alamosa County, Colorado
→1983Zeitz Buckhorn Exchange — Denver, Denver County, Colorado
→2005Zion, Walter and Anna, Homestead — Idalia, Yuma County, Colorado
→2006Zion's German Lutheran Church — Trinidad, Las Animas County, Colorado
→Explore the register
More historic places, by email
New National Register listings, mapped and explained. A short weekly email.