Los Alamos County, New Mexico Census 2020 Population By Race and Ethnicity

Updated on April 9, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 19.42K population of Los Alamos County, NM residents comprised of 3.44K residents who identified as Hispanic or Latino (17.69%), and 15.98K residents who identified as Non-Hispanic (82.31%).

Race: The White Alone population was the largest racial group in Los Alamos County, NM, with a population of 14.51K (74.74%). The Two Or More Races population was the second largest racial group in Los Alamos County, NM, with a population of 2.60K (13.38%). The Asian Alone population was the third largest racial group in Los Alamos County, NM, with a population of 1.24K (6.38%). The smallest racial group in Los Alamos County, NM was Native Hawaiian And Pacific Islander Alone with a population of 15 (0.08%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Los Alamos County, NM, with a population of 13.45K (69.24%). The Hispanic - Two or More Races population was the second largest ethnic group in Los Alamos County, NM, with a population of 1.71K (8.81%). The Non-Hispanic - Asian Alone population was the third largest ethnic group in Los Alamos County, NM, with a population of 1.22K (6.30%). The smallest ethnic group in Los Alamos County, NM was Hispanic - Native Hawaiian & Pac. Islander with a population of 0 (0.00%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Los Alamos County, New Mexico from the 2020 decennial census.

You can see similar information for other New Mexico counties and also for the state of New Mexico.

Los Alamos County, NM Hispanics and Non Hispanics Population in Census 2020
Total Population:19,419
82.31%17.69%
Non Hispanic (82.31%)
Hispanic (17.69%)
Los Alamos County, NM Racial Groups in Census 2020
Total Population:19,419
74.74%13.38%
White Alone (74.74%)
Two or more races (13.38%)
Asian Alone (6.38%)
Some Other Race Alone (3.76%)
Black or African American Alone (0.86%)
American Indian and Alaska Native Alone (0.81%)
Native Hawaiian And Pacific Islander Alone (0.08%)
Los Alamos County, NM Ethnicity Groups in Census 2020
Total Population:19,419
69.24%8.81%
Non-Hispanic - White Alone (69.24%)
Hispanic - Two or more races (8.81%)
Non-Hispanic - Asian Alone (6.30%)
Hispanic - White Alone (5.50%)
Non-Hispanic - Two or more races (4.58%)
Hispanic - Some Other Race Alone (3.05%)
All Other Ethnicities (1.73%)
Non-Hispanic - Black or African American Alone (0.81%)
Los Alamos County, NM Population of Racial Groups in Census 2020
Race
Population
% of County Population
White Alone 14,513 74.74
Two Or More Races 2,599 13.38
Asian Alone 1,238 6.38
Some Other Race Alone 730 3.76
Black or African American Alone 167 0.86
American Indian and Alaska Native Alone 157 0.81
Native Hawaiian And Pacific Islander Alone 15 0.08
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Los Alamos County, NM Population of Ethnicity Groups in Census 2020
Ethnicity
Population
% of County Population
Non-Hispanic - White Alone 13,446 69.24
Hispanic - Two or More Races 1,710 8.81
Non-Hispanic - Asian Alone 1,223 6.30
Hispanic - White Alone 1,067 5.50
Non-Hispanic - Two or More Races 889 4.58
Hispanic - Some Other Race Alone 592 3.05
Non-Hispanic - Black Alone 157 0.81
Non-Hispanic - Some Other Race Alone 138 0.71
Non-Hispanic - American Indian & Alaska Native 116 0.60
Hispanic - American Indian & Alaska Native 41 0.21
Hispanic - Asian Alone 15 0.08
Non-Hispanic - Native Hawaiian & Pac. Islander 15 0.08
Hispanic - Black Alone 10 0.05
Hispanic - Native Hawaiian & Pac. Islander 0 0.00
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