Find homes in popular Colorado Counties
- Adams County
- Alamosa County
- Arapahoe County
- Archuleta County
- Baca County
- Bent County
- Boulder County
- Broomfield County
- Chaffee County
- Cheyenne County
- Clear Creek County
- Conejos County
- Costilla County
- Crowley County
- Custer County
- Delta County
- Denver County
- Dolores County
- Douglas County
- Eagle County
- El Paso County
- Elbert County
- Fremont County
- Garfield County
- Gilpin County
- Grand County
- Gunnison County
- Hinsdale County
- Huerfano County
- Jackson County
- Jefferson County
- Kiowa County
- Kit Carson County
- La Plata County
- Lake County
- Larimer County
- Las Animas County
- Lincoln County
- Logan County
- Mesa County
- Mineral County
- Moffat County
- Montezuma County
- Montrose County
- Morgan County
- Otero County
- Ouray County
- Park County
- Phillips County
- Pitkin County
- Prowers County
- Pueblo County
- Rio Blanco County
- Rio Grande County
- Routt County
- Saguache County
- San Juan County
- San Miguel County
- Sedgwick County
- Summit County
- Teller County
- Washington County
- Weld County
- Yuma County
Most populous cities in Colorado
| City | Population |
|---|---|
| Denver | 1,102,803 |
| Colorado Springs | 610,668 |
| Aurora | 461,147 |
| Littleton | 319,068 |
| Fort Collins | 200,736 |
| Pueblo | 160,781 |
| Longmont | 139,984 |
| Arvada | 138,967 |
| Boulder | 129,521 |
| Greeley | 116,347 |
| Englewood | 115,148 |
| Broomfield | 114,591 |
| Parker | 111,496 |
| Grand Junction | 111,200 |
| Brighton | 97,565 |
| Castle Rock | 96,195 |
| Loveland | 92,549 |
| Golden | 63,586 |
| Commerce City | 58,681 |
| Westminster | 53,165 |
| Windsor | 41,428 |