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

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 19.42K population of Los Alamos, 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, NM, with a population of 14.51K (74.74%). The Two Or More Races population was the second largest racial group in Los Alamos, NM, with a population of 2.60K (13.38%). The Asian Alone population was the third largest racial group in Los Alamos, NM, with a population of 1.24K (6.38%). The smallest racial group in Los Alamos, 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, 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, NM, with a population of 1.71K (8.81%). The Non-Hispanic - Asian Alone population was the third largest ethnic group in Los Alamos, NM, with a population of 1.22K (6.30%). The smallest ethnic group in Los Alamos, 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, 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, NM Hispanics and Non Hispanics Population in Census 2020
Total Population:
Los Alamos, NM Racial Groups in Census 2020
Total Population:
Los Alamos, NM Ethnicity Groups in Census 2020
Total Population:
Los Alamos, NM Population of Racial Groups in Census 2020
Items per page:
0 of 0
Race Population % of County Population
Black or African American Alone 167 0.86
White Alone 14513 74.74
American Indian and Alaska Native Alone 157 0.81
Asian Alone 1238 6.38
Native Hawaiian And Pacific Islander Alone 15 0.08
Some Other Race Alone 730 3.76
Two Or More Races 2599 13.38
Los Alamos, NM Population of Ethnicity Groups in Census 2020
Items per page:
0 of 0
Ethnicity Population % of County Population
Non-Hispanic - White Alone 13446 69.24
Hispanic - Two or More Races 1710 8.81
Non-Hispanic - Asian Alone 1223 6.30
Hispanic - White Alone 1067 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