Population By Race and Ethnicity in Los Alamos County, NM in 2020

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2020, the 19,418 population of Los Alamos County, New Mexico comprised of 3,437 people who identified as Hispanic (17.7%), and 15,981 people who identified as Non-Hispanic (82.3%).

Race: The White Alone population was the largest racial group in Los Alamos County, New Mexico with a population of 16,967 (87.38%); Asian Alone population was the second largest racial group with a population of 1,347 (6.94%); and Two Or More Races was the third largest racial group with a population of 518 (2.67%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Los Alamos County, New Mexico in 2020, with a population of 13,887 (71.52%); the second largest ethnic group was White Alone - Hispanic with a population of 3,080 (15.86%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 1,320 (6.8%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Los Alamos, New Mexico.

You can find similar information for other New Mexico counties, and for New Mexico.

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Hispanics and Non Hispanics in Los Alamos County, NM in 2020
Total Population:
Race in Los Alamos County, NM in 2020
Total Population:
Ethnicity in Los Alamos County, NM in 2020
Total Population:
Population By Race in Los Alamos , NM in 2020
Race Population Percentage
Black or African American Alone 278 1.43%
White Alone 16,967 87.38%
American Indian and Alaska Native Alone 293 1.51%
Asian Alone 1,347 6.94%
Native Hawaiian And Pacific Islander Alone 15 0.08%
Two Or More Races 518 2.67%
Population By Ethnicity in Los Alamos , NM in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 47 0.24%
White Alone - Hispanic 3,080 15.86%
American Indian and Alaska Native Alone - Hispanic 116 0.6%
Asian Alone - Hispanic 27 0.14%
Native Hawaiian And Pacific Islander Alone - Hispanic 4 0.02%
Two Or More Races - Hispanic 163 0.84%
Black or African American Alone - Non Hispanic 231 1.19%
White Alone - Non Hispanic 13,887 71.52%
American Indian and Alaska Native Alone - Non Hispanic 177 0.91%
Asian Alone - Non Hispanic 1,320 6.8%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 11 0.06%
Two Or More Races - Non Hispanic 355 1.83%