Colorado Counties
| County | Created | Parent | County Seat | County Coordinator |
| Adams | 1903 | Arapahoe | Brighton | OPEN FOR ADOPTION |
| Alamosa | 1913 | Costilla, Conejos | Alamosa | Cynthia Monroe |
| Arapahoe | 1861 | Original County | Littleton | OPEN FOR ADOPTION |
| Archuleta | 1885 | Conejos | Pagosa Springs | Billie Walsh |
| Baca | 1889 | Las Animas | Springfield | OPEN FOR ADOPTION |
| Bent | 1874 | Greenwood | Las Animas | Alice Allen |
| Boulder | 1861 | Original County | Boulder | Bob Jenkins |
| Broomfield [City & County of ] | 2001 | Adams, Boulder, Jefferson, Weld | Broomfield | OPEN FOR ADOPTION |
| Chaffee | 1879 | Lake | Salida | OPEN FOR ADOPTION |
| Cheyenne | 1889 | Bent, Elbert | Cheyenne Wells | Alice Allen |
| Clear Creek | 1861 | Original County | Georgetown | Bob Jenkins |
| Conejos | 1861 | Original County | Conejos | Carol Morgan |
| Costilla | 1861 | Original County | San Luis | Cynthia Monroe |
| Crowley | 1911 | Bent, Otero | Ordway | OPEN FOR ADOPTION |
| Custer | 1877 | Fremont | Westcliffe | Richard F. Koch |
| Delta | 1883 | Gunnison | Delta | Betty Baker |
| Denver [City & County of ] | 1901 | Arapahoe | Denver | OPEN FOR ADOPTION |
| Dolores | 1881 | Ouray | Dove Creek | Betty Baker |
| Douglas | 1861 | Original County | Castle Rock | OPEN FOR ADOPTION |
| Eagle | 1883 | Summit | Eagle | Betty Baker |
| Elbert | 1874 | Douglas, Greenwood | Kiowa | OPEN FOR ADOPTION |
| El Paso | 1874 | Original County | Colorado Springs | OPEN FOR ADOPTION |
| Fremont | 1859 | Original County | Canon City | Diana Paulson |
| Garfield | 1883 | Summit | Glenwood Springs | Rebecca Maloney |
| Greenwood | 1870 | Kit Carson; dissolved 1874; divided between Bent & Elbert Counties | ||
| Gilpin | 1861 | Original County | Central City | Bob Jenkins |
| Grand | 1874 | Summit | Hot Sulphur Springs | Rebecca Maloney |
| Gunnison | 1877 | Lake | Gunnison | Betty Baker |
| Hinsdale | 1874 | Conejos | Lake City | MaryAlice Schwanke |
| Huerfano | 1861 | Original County | Walsenburg | OPEN FOR ADOPTION |
| Jackson | 1909 | Grand, Larimer | Walden | OPEN FOR ADOPTION |
| Jefferson | 1861 | Original County | Golden | OPEN FOR ADOPTION |
| Kiowa | 1889 | Cheyenne, Bent | Eads | OPEN FOR ADOPTION |
| Kit Carson | 1889 | Elbert | Burlington | Marion D Monk |
| Lake | 1861 | Original County | Leadville | OPEN FOR ADOPTION |
| LaPlata | 1861 | Original County | Durango | OPEN FOR ADOPTION |
| Larimer | 1861 | Original County | Fort Collins | Greg Brown |
| Las Animas | 1866 | Huerfano | Trinidad | OPEN FOR ADOPTION |
| Lincoln | 1889 | Elbert | Hugo | OPEN FOR ADOPTION |
| Logan | 1887 | Weld | Sterling | Marion D Monk |
| Mesa | 1883 | Gunnison | Grand Junction | Betty Baker |
| Mineral | 1892 | Hinsdale | Creede | OPEN FOR ADOPTION |
| Moffat | 1911 | Routt | Craig | OPEN FOR ADOPTION |
| Montezuma | 1889 | La Plata | Cortez | OPEN FOR ADOPTION |
| Montrose | 1883 | Gunnison | Montrose | Betty Baker |
| Morgan | 1889 | Weld | Fort Morgan | Colleen Pustola |
| Otero | 1889 | Bent | La Junta | Alice Allen |
| Ouray | 1877 | Hinsdale, San Juan | Ouray | Betty Baker |
| Park | 1861 | Original County | Fairplay | OPEN FOR ADOPTION |
| Phillips | 1889 | Logan | Holyoke | Aileene Vance |
| Pitkin | 1881 | Gunnison | Aspen | OPEN FOR ADOPTION |
| Platte | 1872 | Weld; dissolved 1874; reverted back to Weld County | ||
| Prowers | 1889 | Bent | Lamar | OPEN FOR ADOPTION |
| Pueblo | 1861 | Original County | Pueblo | OPEN FOR ADOPTION |
| Rio Blanco | 1889 | Summit | Meeker | OPEN FOR ADOPTION |
| Rio Grande | 1874 | Conejos, Costilla | Del Norte | Cynthia Monroe |
| Routt | 1877 | Grand | Steamboat Springs | Bill Walsh |
| Saguache | 1866 | Rio Grande | Saguache | OPEN FOR ADOPTION |
| San Juan | 1876 | La Plata | Silverton | OPEN FOR ADOPTION |
| San Miguel | 1883 | Ouray | Telluride | OPEN FOR ADOPTION |
| Sedgwick | 1889 | Logan | Julesburg | Greg Brown |
| Summit | 1861 | Original County | Breckenridge | OPEN FOR ADOPTION |
| Teller | 1899 | El Paso | Cripple Creek | OPEN FOR ADOPTION |
| Washington | 1887 | Weld, Arapahoe | Akron | OPEN FOR ADOPTION |
| Weld | 1861 | Original County | Greeley | OPEN FOR ADOPTION |
| Yuma | 1889 | Washington, Arapahoe | Wray | Marion D Monk |
| Unknown County | . | . | . | Rebecca Maloney |