Colorado
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Colorado / Counties by Population
The data is from the US Census. Below are 64 Colorado counties ranked 1 through 64. You can copy and paste this list directly into your favorite spreadsheet program. Don't you just adore lovely numbers listed nicely in columns & rows? We do!
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| Rank | County | Population |
|---|---|---|
| 1 | Denver County | 678,467 |
| 2 | El Paso County | 674,826 |
| 3 | Arapahoe County | 626,612 |
| 4 | Jefferson County | 564,029 |
| 5 | Adams County | 487,850 |
| 6 | Larimer County | 330,976 |
| 7 | Douglas County | 320,940 |
| 8 | Boulder County | 316,782 |
| 9 | Weld County | 285,729 |
| 10 | Pueblo County | 163,368 |
| 11 | Mesa County | 148,798 |
| 12 | Broomfield County | 64,283 |
| 13 | Garfield County | 57,945 |
| 14 | La Plata County | 54,469 |
| 15 | Eagle County | 53,726 |
| 16 | Fremont County | 46,601 |
| 17 | Montrose County | 40,908 |
| 18 | Delta County | 30,217 |
| 19 | Summit County | 29,722 |
| 20 | Morgan County | 28,123 |
| 21 | Montezuma County | 25,770 |
| 22 | Elbert County | 24,553 |
| 23 | Routt County | 24,359 |
| 24 | Teller County | 23,769 |
| 25 | Logan County | 21,885 |
| 26 | Chaffee County | 18,818 |
| 27 | Otero County | 18,325 |
| 28 | Pitkin County | 17,747 |
| 29 | Park County | 16,900 |
| 30 | Alamosa County | 16,345 |
| 31 | Gunnison County | 16,215 |
| 32 | Grand County | 14,793 |
| 33 | Las Animas County | 14,151 |
| 34 | Moffat County | 13,056 |
| 35 | Archuleta County | 12,592 |
| 36 | Prowers County | 12,084 |
| 37 | Rio Grande County | 11,430 |
| 38 | Yuma County | 10,109 |
| 39 | Clear Creek County | 9,257 |
| 40 | Conejos County | 8,147 |
| 41 | Kit Carson County | 7,846 |
| 42 | San Miguel County | 7,804 |
| 43 | Lake County | 7,481 |
| 44 | Rio Blanco County | 6,557 |
| 45 | Huerfano County | 6,498 |
| 46 | Saguache County | 6,338 |
| 47 | Bent County | 5,806 |
| 48 | Gilpin County | 5,793 |
| 49 | Lincoln County | 5,520 |
| 50 | Crowley County | 5,514 |
| 51 | Washington County | 4,809 |
| 52 | Ouray County | 4,653 |
| 53 | Custer County | 4,505 |
| 54 | Phillips County | 4,327 |
| 55 | Costilla County | 3,628 |
| 56 | Baca County | 3,581 |
| 57 | Sedgwick County | 2,357 |
| 58 | Cheyenne County | 2,127 |
| 59 | Dolores County | 1,736 |
| 60 | Jackson County | 1,372 |
| 61 | Kiowa County | 1,368 |
| 62 | Mineral County | 834 |
| 63 | Hinsdale County | 820 |
| 64 | San Juan County | 569 |
|
United States Census Bureau. B01001 SEX BY AGE, 2017 American Community Survey 5-Year Estimates. U.S. Census Bureau, American Community Survey Office. Web. 6 December 2018. http://www.census.gov/. |
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