Population By Race and Ethnicity in Alamosa County, CO in 2021

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2021, the 16,563 population of Alamosa County, Colorado comprised of 7,993 people who identified as Hispanic (48.26%), and 8,570 people who identified as Non-Hispanic (51.74%).

Race: The White Alone population was the largest racial group in Alamosa County, Colorado with a population of 14,413 (87.02%); American Indian and Alaska Native Alone population was the second largest racial group with a population of 933 (5.63%); and Two Or More Races was the third largest racial group with a population of 541 (3.27%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Alamosa County, Colorado in 2021, with a population of 7,665 (46.28%); the second largest ethnic group was White Alone - Hispanic with a population of 6,748 (40.74%); and the third largest ethnic group was American Indian and Alaska Native Alone - Hispanic with a population of 701 (4.23%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Alamosa, Colorado.

You can find similar information for other Colorado counties, and for Colorado.

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Hispanics and Non Hispanics in Alamosa County, CO in 2021
Total Population:
Race in Alamosa County, CO in 2021
Total Population:
Ethnicity in Alamosa County, CO in 2021
Total Population:
Population By Race in Alamosa , CO in 2021
Race Population Percentage
Black or African American Alone 351 2.12%
White Alone 14,413 87.02%
American Indian and Alaska Native Alone 933 5.63%
Asian Alone 272 1.64%
Native Hawaiian And Pacific Islander Alone 53 0.32%
Two Or More Races 541 3.27%
Population By Ethnicity in Alamosa , CO in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 160 0.97%
White Alone - Hispanic 6,748 40.74%
American Indian and Alaska Native Alone - Hispanic 701 4.23%
Asian Alone - Hispanic 108 0.65%
Native Hawaiian And Pacific Islander Alone - Hispanic 40 0.24%
Two Or More Races - Hispanic 236 1.43%
Black or African American Alone - Non Hispanic 191 1.15%
White Alone - Non Hispanic 7,665 46.28%
American Indian and Alaska Native Alone - Non Hispanic 232 1.4%
Asian Alone - Non Hispanic 164 0.99%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 13 0.08%
Two Or More Races - Non Hispanic 305 1.84%