AREA AND POPULATION OF COLORADO BY COUNTIES.
| County | Map Index. |
County Seat. | Area in square miles. |
Population. | |
| 1890. | 1900. | ||||
| Arapahoe | E 2 | Denver | 4,723 | 132,135 | 153,017 |
| Archuleta | D 3 | Pagosa Springs | 1,209 | 826 | 2,117 |
| Baca | F 3 | Springfield | 2,531 | 1,479 | 759 |
| Bent | F 3 | Las Animas | 1,497 | 1,313 | 3,049 |
| Boulder | E 1 | Boulder | 751 | 14,082 | 21,544 |
| Chaffee | D 2 | Buenavista | 1,224 | 6,612 | 7,085 |
| Cheyenne | F 2 | Cheyenne Wells | 1,787 | 534 | 501 |
| Clear Creek | E 2 | Georgetown | 425 | 7,184 | 7,082 |
| Conejos | D 3 | Conejos | 1,407 | 7,193 | 8,794 |
| Costilla | E 3 | San Luis | 1,746 | 3,491 | 4,632 |
| Custer | E 2 | Silvercliff | 696 | 2,970 | 2,937 |
| Delta | C 2 | Delta | 1,201 | 2,534 | 5,487 |
| Dolores | C 3 | Rico | 1,000 | 1,498 | 1,134 |
| Douglas | E 2 | Castlerock | 889 | 3,006 | 3,120 |
| Eagle | D 2 | Redcliff | 1,586 | 3,725 | 3,008 |
| Elbert | E 2 | Kiowa | 1,852 | 1,856 | 3,101 |
| El Paso | E 2 | Colorado Springs | 2,134 | 21,239 | 31,602 |
| Fremont | E 2 | Canon City | 1,478 | 9,156 | 15,636 |
| Garfield | C 2 | Glenwood Springs | 3,049 | 4,478 | 5,835 |
| Gilpin | E 2 | Central City | 130 | 5,867 | 6,690 |
| Grand | D 1 | Sulphur Springs | 1,873 | 604 | 741 |
| Gunnison | D 2 | Gunnison | 3,277 | 4,359 | 5,331 |
| Hinsdale | D 3 | Lake City | 1,003 | 862 | 1,609 |
| Huerfano | E 3 | Walsenburg | 1,537 | 6,882 | 8,395 |
| Jefferson | E 2 | Golden | 858 | 8,450 | 9,306 |
| Kiowa | F 2 | Sheridan Lake | 1,780 | 1,243 | 701 |
| Kit Carson | F 2 | Burlington | 2,168 | 2,472 | 1,580 |
| Lake | D 2 | Leadville | 393 | 14,663 | 18,054 |
| La Plata | D 3 | Durango | 1,848 | 5,509 | 7,016 |
| Larimer | D 1 | Fort Collins | 4,337 | 9,712 | 12,168 |
| Las Animas | E 3 | Trinidad | 4,802 | 17,208 | 21,842 |
| Lincoln | F 2 | Hugo | 2,553 | 689 | 926 |
| Logan | F 1 | Sterling | 1,733 | 3,070 | 3,292 |
| Mesa | C 2 | Grand Junction | 3,309 | 4,260 | 9,267 |
| Mineral | D 3 | Creede | 880 | ...... | 1,913 |
| Montezuma | C 3 | Cortez | 2,113 | 1,529 | 3,058 |
| Montrose | C 2 | Montrose | 2,290 | 3,980 | 4,535 |
| Morgan | F 1 | Fort Morgan | 1,264 | 1,601 | 3,268 |
| Otero | F 2 | Lajunta | 2,042 | 4,192 | 11,522 |
| Ouray | D 2 | Ouray | 557 | 6,510 | 4,731 |
| Park | E 2 | Fairplay | 2,084 | 3,548 | 2,998 |
| Phillips | F 1 | Holyoke | 677 | 2,642 | 1,583 |
| Pitkin | D 2 | Aspen | 983 | 8,929 | 7,020 |
| Prowers | F 3 | Lamar | 1,602 | 1,969 | 3,766 |
| Pueblo | E 2 | Pueblo | 2,447 | 31,491 | 34,448 |
| Rio Blanco | C 2 | Meeker | 3,249 | 1,200 | 1,690 |
| Rio Grande | D 3 | Del Norte | 1,331 | 3,451 | 4,080 |
| Routt | C 1 | Hahns Peak | 6,980 | 2,369 | 3,661 |
| Saguache | D 2 | Saguache | 2,769 | 3,313 | 3,853 |
| San Juan | D 3 | Silverton | 438 | 1,572 | 2,342 |
| San Miguel | C 2 | Telluride | 1,310 | 2,909 | 5,379 |
| Sedgwick | F 1 | Julesburg | 535 | 1,293 | 971 |
| Summit | D 2 | Breckinridge | 603 | 1,906 | 2,744 |
| Teller | E 2 | Cripple Creek | 551 | ...... | 29,002 |
| Washington | F 1 | Akron | 1,074 | 2,301 | 1,241 |
| Weld | E 1 | Greeley | 3,918 | 11,736 | 16,808 |
| Yuma | F 1 | Yuma | 1,162 | 2,596 | 1,729 |
