Los Alamos, NM Demographics

A map of Los Alamos's Population by Race

Los Alamos, New Mexico has an estimated population of 13,317, a slight increase from the 13,179 recorded in the 2020 Census. The population is 69.5% White, 17.9% Hispanic, 6.3% Asian, 4.4% Multiracial, 1.1% Native American/Other, and 0.8% Black. This demographic dot map shows the population of Los Alamos, with one dot drawn for each person counted by the Census, color-coded by race.

Los Alamos has become less racially diverse since the 2020 Census. It is considerably less diverse than New Mexico overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Los Alamos, that probability was 50.2% in 2020 and 47.9% in the most recent ACS estimates.

Los Alamos is ranked the 17th most populous place in New Mexico, out of 528 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Los Alamos was ranked the 17th most populous place in the 2020 Census.

Los Alamos's White Population

9,259 residents of Los Alamos, or 69.5% of the population, identify as White. The share of White residents in Los Alamos is significantly higher than in New Mexico overall, where 36% of the population is White. Los Alamos ranks 107th statewide in terms of White residents as a share of the population, out of 528 places.

Since the 2020 Census, Los Alamos's White population has grown by an estimated 3.6%. White residents' share of Los Alamos's population has increased from 67.8% to 69.5%.

Los Alamos is more White than neighboring San Ildefonso Pueblo (5.8% White), El Rancho (22.6% White), Santa Clara Pueblo (2.3% White), and La Mesilla (35.5% White). Los Alamos is less White than neighboring White Rock (72.4% White).

Los Alamos's Black Population

102 residents of Los Alamos, or 0.8% of the population, identify as Black. The share of Black residents in Los Alamos is comparable to the share in New Mexico overall, where 1.8% of the population is Black. Los Alamos ranks 100th statewide in terms of Black residents as a share of the population, out of 528 places.

Since the 2020 Census, Los Alamos's Black population has declined by an estimated 15.7%. Black residents' share of Los Alamos's population has remained roughly unchanged at 0.8%.

Los Alamos is more Black than neighboring White Rock (0.3% Black), San Ildefonso Pueblo (0% Black), El Rancho (0.2% Black), Santa Clara Pueblo (0.3% Black), and La Mesilla (0.1% Black).

Los Alamos's Asian Population

838 residents of Los Alamos, or 6.3% of the population, identify as Asian. The share of Asian residents in Los Alamos is slightly higher than in New Mexico overall, where 1.6% of the population is Asian. Los Alamos ranks 1st statewide in terms of Asian residents as a share of the population, out of 528 places.

Since the 2020 Census, Los Alamos's Asian population has declined by an estimated 19.3%. Asian residents' share of Los Alamos's population has decreased from 7.9% to 6.3%.

Los Alamos is more Asian than neighboring White Rock (2.2% Asian), San Ildefonso Pueblo (0.7% Asian), El Rancho (0% Asian), Santa Clara Pueblo (0% Asian), and La Mesilla (0% Asian).

Los Alamos's Hispanic Population

2,381 residents of Los Alamos, or 17.9% of the population, identify as Hispanic. The share of Hispanic residents in Los Alamos is significantly lower than in New Mexico overall, where 48.4% of the population is Hispanic. Los Alamos ranks 381st statewide in terms of Hispanic residents as a share of the population, out of 528 places.

Since the 2020 Census, Los Alamos's Hispanic population has grown by an estimated 4.1%. Hispanic residents' share of Los Alamos's population has increased from 17.4% to 17.9%.

Los Alamos is more Hispanic than neighboring White Rock (16.9% Hispanic). Los Alamos is less Hispanic than neighboring San Ildefonso Pueblo (21.7% Hispanic), El Rancho (72.4% Hispanic), Santa Clara Pueblo (19.1% Hispanic), and La Mesilla (57.2% Hispanic).

Los Alamos's Native American/Other Population

151 residents of Los Alamos, or 1.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Los Alamos is lower than in New Mexico overall, where 9% of the population is Native American/Other. Los Alamos ranks 322nd statewide in terms of Native American/Other residents as a share of the population, out of 528 places.

Since the 2020 Census, Los Alamos's Native American/Other population has declined by an estimated 17.5%. Native American/Other residents' share of Los Alamos's population has remained roughly unchanged at 1.1%.

Los Alamos is less Native American/Other than neighboring San Ildefonso Pueblo (69.5% Native American/Other), El Rancho (3.8% Native American/Other), Santa Clara Pueblo (66.4% Native American/Other), and La Mesilla (5.8% Native American/Other).

Los Alamos's Multiracial Population

586 residents of Los Alamos, or 4.4% of the population, identify as Multiracial. The share of Multiracial residents in Los Alamos is comparable to the share in New Mexico overall, where 3.1% of the population is Multiracial. Los Alamos ranks 80th statewide in terms of Multiracial residents as a share of the population, out of 528 places.

Since the 2020 Census, Los Alamos's Multiracial population has declined by an estimated 4.7%. Multiracial residents' share of Los Alamos's population has remained roughly unchanged at 4.4%.

Los Alamos is more Multiracial than neighboring San Ildefonso Pueblo (2.3% Multiracial), El Rancho (1% Multiracial), and La Mesilla (1.4% Multiracial). Los Alamos is less Multiracial than neighboring White Rock (7.1% Multiracial), and Santa Clara Pueblo (11.9% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.