Colorado County Map
Colorado consists of 64 counties, each of which functions as a local government unit.
About the map:
This Colorado County Map shows the state border, county borders, and county names.
Attribution is required! You may download, print or use the above map for educational, personal and non-commercial purposes. You must place a hyperlink (to this page) with attribution next to the image you use.
Map of Counties and County Seats in Colorado
About the map:
This Map of Counties and County Seats in Colorado shows state borders, state names, state capital city, county borders, county names and county seats.
County seats are indicated by a red circle, the state capital city is indicated by a star in the red circle. The larger the city in terms of population, the larger the circle on the map and the larger the font of the city name.
Attribution is required! You may download, print or use the above map for educational, personal and non-commercial purposes. You must place a hyperlink (to this page) with attribution next to the image you use.
List of counties in Colorado
Colorado consists of 64 counties, each of which is an administrative region of the state. Las Animas County, the largest in area, covers approximately 4,773 square miles (12,363 km2). El Paso County, the most populous, is home to more than 757,000 people.
| County | County Seat | Area | Population (2025)[1] | FIPS Code |
|---|---|---|---|---|
| Adams County | Brighton | 1,182.29 sq mi (3,062 km2) | 554,668 | 001 |
| Alamosa County | Alamosa | 723.21 sq mi (1,873 km2) | 16,688 | 003 |
| Arapahoe County | Littleton | 804.41 sq mi (2,083 km2) | 673,820 | 005 |
| Archuleta County | Pagosa Springs | 1,354.53 sq mi (3,508 km2) | 14,306 | 007 |
| Baca County | Springfield | 2,558.48 sq mi (6,626 km2) | 3,347 | 009 |
| Bent County | Las Animas | 1,541.07 sq mi (3,991 km2) | 5,716 | 011 |
| Boulder County | Boulder | 740.48 sq mi (1,918 km2) | 328,560 | 013 |
| Chaffee County | Salida | 1,014.12 sq mi (2,627 km2) | 20,831 | 015 |
| Cheyenne County | Cheyenne Wells | 1,781.90 sq mi (4,615 km2) | 1,713 | 017 |
| City and County of Broomfield | Broomfield | 33.57 sq mi (87 km2) | 79,174 | 014 |
| City and County of Denver | Denver | 155.66 sq mi (403 km2) | 740,613 | 031 |
| Clear Creek County | Georgetown | 396.53 sq mi (1,027 km2) | 8,994 | 019 |
| Conejos County | Conejos | 1,290.22 sq mi (3,342 km2) | 7,529 | 021 |
| Costilla County | San Luis | 1,229.38 sq mi (3,184 km2) | 3,679 | 023 |
| Crowley County | Ordway | 800.27 sq mi (2,073 km2) | 5,677 | 025 |
| Custer County | Westcliffe | 739.24 sq mi (1,915 km2) | 5,590 | 027 |
| Delta County | Delta | 1,149.44 sq mi (2,977 km2) | 32,178 | 029 |
| Dolores County | Dove Creek | 1,076.93 sq mi (2,789 km2) | 2,466 | 033 |
| Douglas County | Castle Rock | 842.30 sq mi (2,182 km2) | 399,396 | 035 |
| Eagle County | Eagle | 1,700.76 sq mi (4,405 km2) | 54,291 | 037 |
| El Paso County | Colorado Springs | 2,128.60 sq mi (5,513 km2) | 757,040 | 041 |
| Elbert County | Kiowa | 1,849.08 sq mi (4,789 km2) | 30,534 | 039 |
| Fremont County | Cañon City | 1,533.09 sq mi (3,971 km2) | 50,039 | 043 |
| Garfield County | Glenwood Springs | 2,958.23 sq mi (7,662 km2) | 63,474 | 045 |
| Gilpin County | Central City | 150.15 sq mi (389 km2) | 6,073 | 047 |
| Grand County | Hot Sulphur Springs | 1,868.53 sq mi (4,839 km2) | 16,496 | 049 |
| Gunnison County | Gunnison | 3,259.22 sq mi (8,441 km2) | 17,439 | 051 |
| Hinsdale County | Lake City | 1,123.35 sq mi (2,909 km2) | 753 | 053 |
| Huerfano County | Walsenburg | 1,592.37 sq mi (4,124 km2) | 7,011 | 055 |
| Jackson County | Walden | 1,619.75 sq mi (4,195 km2) | 1,211 | 057 |
| Jefferson County | Golden | 772.85 sq mi (2,002 km2) | 580,451 | 059 |
| Kiowa County | Eads | 1,785.90 sq mi (4,625 km2) | 1,412 | 061 |
| Kit Carson County | Burlington | 2,162.43 sq mi (5,601 km2) | 7,069 | 063 |
| La Plata County | Durango | 1,700.44 sq mi (4,404 km2) | 56,898 | 067 |
| Lake County | Leadville | 383.55 sq mi (993 km2) | 7,552 | 065 |
| Larimer County | Fort Collins | 2,631.75 sq mi (6,816 km2) | 377,292 | 069 |
| Las Animas County | Trinidad | 4,773.27 sq mi (12,363 km2) | 14,391 | 071 |
| Lincoln County | Hugo | 2,585.21 sq mi (6,696 km2) | 5,645 | 073 |
| Logan County | Sterling | 1,845.31 sq mi (4,779 km2) | 20,654 | 075 |
| Mesa County | Grand Junction | 3,345.69 sq mi (8,665 km2) | 162,845 | 077 |
| Mineral County | Creede | 878.16 sq mi (2,274 km2) | 910 | 079 |
| Moffat County | Craig | 4,755.86 sq mi (12,318 km2) | 13,122 | 081 |
| Montezuma County | Cortez | 2,035.80 sq mi (5,273 km2) | 26,678 | 083 |
| Montrose County | Montrose | 2,246.43 sq mi (5,818 km2) | 44,591 | 085 |
| Morgan County | Fort Morgan | 1,293.83 sq mi (3,351 km2) | 30,306 | 087 |
| Otero County | La Junta | 1,267.66 sq mi (3,283 km2) | 17,683 | 089 |
| Ouray County | Ouray | 542.30 sq mi (1,405 km2) | 5,265 | 091 |
| Park County | Fairplay | 2,209.36 sq mi (5,722 km2) | 18,314 | 093 |
| Phillips County | Holyoke | 688.30 sq mi (1,783 km2) | 4,420 | 095 |
| Pitkin County | Aspen | 970.37 sq mi (2,513 km2) | 16,625 | 097 |
| Prowers County | Lamar | 1,645.37 sq mi (4,261 km2) | 11,884 | 099 |
| Pueblo County | Pueblo | 2,396.77 sq mi (6,208 km2) | 169,277 | 101 |
| Rio Blanco County | Meeker | 3,226.24 sq mi (8,356 km2) | 6,683 | 103 |
| Rio Grande County | Del Norte | 913.10 sq mi (2,365 km2) | 11,087 | 105 |
| Routt County | Steamboat Springs | 2,362.11 sq mi (6,118 km2) | 25,329 | 107 |
| Saguache County | Saguache | 3,168.32 sq mi (8,206 km2) | 6,732 | 109 |
| San Juan County | Silverton | 388.99 sq mi (1,007 km2) | 813 | 111 |
| San Miguel County | Telluride | 1,290.76 sq mi (3,343 km2) | 7,753 | 113 |
| Sedgwick County | Julesburg | 548.83 sq mi (1,421 km2) | 2,247 | 115 |
| Summit County | Breckenridge | 618.92 sq mi (1,603 km2) | 31,517 | 117 |
| Teller County | Cripple Creek | 558.58 sq mi (1,447 km2) | 24,756 | 119 |
| Washington County | Akron | 2,522.90 sq mi (6,534 km2) | 4,732 | 121 |
| Weld County | Greeley | 4,013.84 sq mi (10,396 km2) | 378,426 | 123 |
| Yuma County | Wray | 2,369.61 sq mi (6,137 km2) | 9,896 | 125 |