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Colorado counties
64 counties in Colorado, sorted by population. Every county's ZIPs are included in the Colorado CSV — $7.
| County | ZIP codes | Population | Median HH income | |
|---|---|---|---|---|
| Denver | 40 | 997.6K | $95,396 | View → |
| Arapahoe | 31 | 935.9K | $100,798 | View → |
| Adams | 34 | 848.1K | $98,749 | View → |
| El Paso | 47 | 770K | $94,504 | View → |
| Jefferson | 33 | 748.6K | $111,561 | View → |
| Weld | 41 | 533.6K | $101,402 | View → |
| Larimer | 24 | 527.6K | $100,893 | View → |
| Douglas | 18 | 513.3K | $144,200 | View → |
| Boulder | 23 | 481.5K | $114,814 | View → |
| Pueblo | 15 | 202.6K | $68,339 | View → |
| Broomfield | 5 | 186.3K | $126,525 | View → |
| Mesa | 19 | 166.3K | $76,434 | View → |
| Elbert | 14 | 114.4K | $127,323 | View → |
| Garfield | 8 | 78.4K | $96,877 | View → |
| Eagle | 13 | 69.9K | $103,610 | View → |
| Montrose | 12 | 61.6K | $68,068 | View → |
| La Plata | 6 | 61.5K | $83,167 | View → |
| Fremont | 12 | 60.9K | $69,479 | View → |
| Pitkin | 8 | 35.6K | $102,752 | View → |
| Delta | 8 | 32.2K | $58,210 | View → |
| Gunnison | 12 | 31.9K | $96,168 | View → |
| Summit | 4 | 31.4K | $108,828 | View → |
| Morgan | 10 | 31.1K | $73,712 | View → |
| San Juan | 2 | 30.4K | $83,378 | View → |
| Clear Creek | 6 | 30.3K | $137,479 | View → |
| Gilpin | 5 | 29.1K | $129,459 | View → |
| Archuleta | 5 | 27.9K | $83,053 | View → |
| Teller | 7 | 27.1K | $87,800 | View → |
| Montezuma | 8 | 26.4K | $66,762 | View → |
| Alamosa | 5 | 26.4K | $57,771 | View → |
| Park | 12 | 26.1K | $94,754 | View → |
| Routt | 10 | 25.2K | $108,731 | View → |
| Bent | 6 | 25K | $56,667 | View → |
| Grand | 10 | 24.5K | $95,243 | View → |
| Las Animas | 12 | 24.3K | $53,594 | View → |
| Conejos | 8 | 23.2K | $52,948 | View → |
| Rio Blanco | 4 | 22.8K | $78,933 | View → |
| Logan | 9 | 22.4K | $55,884 | View → |
| Saguache | 9 | 21.4K | $65,166 | View → |
| Chaffee | 7 | 21.2K | $84,199 | View → |
| Yuma | 13 | 20.2K | $65,032 | View → |
| Washington | 12 | 18.9K | $65,605 | View → |
| Otero | 7 | 18.7K | $53,555 | View → |
| Moffat | 7 | 16.8K | $72,183 | View → |
| Ouray | 3 | 16.6K | $83,413 | View → |
| Mineral | 3 | 15.2K | $81,817 | View → |
| Hinsdale | 3 | 14.7K | $82,122 | View → |
| Rio Grande | 4 | 14.5K | $61,689 | View → |
| Custer | 4 | 14.4K | $67,497 | View → |
| Prowers | 6 | 12.1K | $56,286 | View → |
| San Miguel | 7 | 11.9K | $82,442 | View → |
| Lincoln | 11 | 10.8K | $59,938 | View → |
| Baca | 8 | 8.8K | $47,711 | View → |
| Huerfano | 4 | 8.5K | $61,094 | View → |
| Crowley | 6 | 8.1K | $49,193 | View → |
| Dolores | 5 | 7.8K | $75,740 | View → |
| Lake | 2 | 7.4K | $96,478 | View → |
| Kit Carson | 6 | 7.2K | $69,395 | View → |
| Costilla | 7 | 6.7K | $44,598 | View → |
| Phillips | 4 | 4.8K | $65,288 | View → |
| Sedgwick | 4 | 3.8K | $63,320 | View → |
| Kiowa | 6 | 3.7K | $53,121 | View → |
| Cheyenne | 5 | 1.8K | $70,425 | View → |
| Jackson | 4 | 1.4K | $49,142 | View → |