There are 64 Counties in the State of Colorado. Denver, the state Capital is located in Denver County.
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