Total Population in Alamosa County, CO
ACS 2024 5-Year Estimates
16,581
Rank #2,065/3,222 · #31 in CO
36th
Alamosa 16,581
CO 5,862,189 -99.7%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Alamosa County's total population of 16,581 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to Alamosa County for total population.
Nearby Rankings
Full ranking →| #2,062 | Fountain County, IN | 16,617 |
| #2,063 | Appomattox County, VA | 16,610 |
| #2,064 | Richland County, ND | 16,584 |
| #2,065 | Alamosa County, CO | 16,581 |
| #2,066 | Bayfield County, WI | 16,575 |
| #2,067 | Giles County, VA | 16,557 |
| #2,068 | Cross County, AR | 16,543 |
About Total Population
Alamosa County, Colorado has a total population of 16,581, ranking #2,065 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Colorado, it ranks #31 of 64. This places it in the 36th percentile nationally.
Total population count from the American Community Survey. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.