Population By Race and Ethnicity in Alamosa County, CO in 2020

Updated on July 31, 2024.

Based on the US Census Vintage data estimates, in 2020, the 16,377 population of Alamosa County, Colorado comprised of 7,732 people who identified as Hispanic (47.21%), and 8,645 people who identified as Non-Hispanic (52.79%).

Race: The White Alone population was the largest racial group in Alamosa County, Colorado with a population of 14,254 (87.04%); American Indian and Alaska Native Alone population was the second largest racial group with a population of 916 (5.59%); and Two Or More Races was the third largest racial group with a population of 533 (3.26%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Alamosa County, Colorado in 2020, with a population of 7,749 (47.32%); the second largest ethnic group was White Alone - Hispanic with a population of 6,505 (39.72%); and the third largest ethnic group was American Indian and Alaska Native Alone - Hispanic with a population of 691 (4.22%).

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 2020
Total Population:
Race in Alamosa County, CO in 2020
Total Population:
Ethnicity in Alamosa County, CO in 2020
Total Population:
Population By Race in Alamosa , CO in 2020
Race Population Percentage
Black or African American Alone 353 2.15%
White Alone 14,254 87.04%
American Indian and Alaska Native Alone 916 5.59%
Asian Alone 266 1.62%
Native Hawaiian And Pacific Islander Alone 55 0.34%
Two Or More Races 533 3.26%
Population By Ethnicity in Alamosa , CO in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 145 0.89%
White Alone - Hispanic 6,505 39.72%
American Indian and Alaska Native Alone - Hispanic 691 4.22%
Asian Alone - Hispanic 107 0.65%
Native Hawaiian And Pacific Islander Alone - Hispanic 44 0.27%
Two Or More Races - Hispanic 240 1.47%
Black or African American Alone - Non Hispanic 208 1.27%
White Alone - Non Hispanic 7,749 47.32%
American Indian and Alaska Native Alone - Non Hispanic 225 1.37%
Asian Alone - Non Hispanic 159 0.97%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 11 0.07%
Two Or More Races - Non Hispanic 293 1.79%