San Antonio, NM Demographics

A map of San Antonio's Population by Race

San Antonio, New Mexico has an estimated population of 89, a large decrease from the 113 recorded in the 2020 Census. The population is 53.9% Hispanic, 46.1% White, 0.0% Black, 0.0% Asian, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of San Antonio, with one dot drawn for each person counted by the Census, color-coded by race.

San Antonio 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 San Antonio, that probability was 50.7% in 2020 and 49.7% in the most recent ACS estimates.

San Antonio is ranked the 422nd 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). San Antonio was ranked the 421st most populous place in the 2020 Census.

San Antonio's White Population

41 residents of San Antonio, or 46.1% of the population, identify as White. The share of White residents in San Antonio is considerably higher than in New Mexico overall, where 36% of the population is White. San Antonio ranks 257th statewide in terms of White residents as a share of the population, out of 528 places.

Since the 2020 Census, San Antonio's White population has grown by an estimated 5.1%. White residents' share of San Antonio's population has increased from 34.5% to 46.1%.

San Antonio is more White than neighboring Socorro (27.6% White), and Escondida (0% White). San Antonio is less White than neighboring San Antonito CDP (Socorro County) (100% White), Luis Lopez (98.1% White), and Lemitar (82.9% White).

San Antonio's Black Population

0 residents of San Antonio, or 0.0% of the population, identify as Black. The share of Black residents in San Antonio is comparable to the share in New Mexico overall, where 1.8% of the population is Black. San Antonio ranks 304th statewide in terms of Black residents as a share of the population, out of 528 places.

Since the 2020 Census, San Antonio's Black population has grown from 0 to an estimated 0. Black residents' share of San Antonio's population has remained roughly unchanged at 0.0%.

San Antonio is less Black than neighboring Socorro (0.6% Black).

San Antonio's Asian Population

0 residents of San Antonio, or 0.0% of the population, identify as Asian. The share of Asian residents in San Antonio is comparable to the share in New Mexico overall, where 1.6% of the population is Asian. San Antonio ranks 291st statewide in terms of Asian residents as a share of the population, out of 528 places.

Since the 2020 Census, San Antonio's Asian population has grown from 0 to an estimated 0. Asian residents' share of San Antonio's population has remained roughly unchanged at 0.0%.

San Antonio is less Asian than neighboring Socorro (3.2% Asian).

San Antonio's Hispanic Population

48 residents of San Antonio, or 53.9% of the population, identify as Hispanic. The share of Hispanic residents in San Antonio is higher than in New Mexico overall, where 48.4% of the population is Hispanic. San Antonio ranks 170th statewide in terms of Hispanic residents as a share of the population, out of 528 places.

Since the 2020 Census, San Antonio's Hispanic population has declined by an estimated 30.4%. Hispanic residents' share of San Antonio's population has decreased from 61.1% to 53.9%.

San Antonio is more Hispanic than neighboring San Antonito CDP (Socorro County) (0% Hispanic), Luis Lopez (1.9% Hispanic), Socorro (48.1% Hispanic), Escondida (0% Hispanic), and Lemitar (17.1% Hispanic).

San Antonio's Native American/Other Population

0 residents of San Antonio, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in San Antonio is lower than in New Mexico overall, where 9% of the population is Native American/Other. San Antonio ranks 287th statewide in terms of Native American/Other residents as a share of the population, out of 528 places.

Since the 2020 Census, San Antonio's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of San Antonio's population has decreased from 1.8% to 0.0%.

San Antonio is less Native American/Other than neighboring Socorro (14.3% Native American/Other).

San Antonio's Multiracial Population

0 residents of San Antonio, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in San Antonio is slightly lower than in New Mexico overall, where 3.1% of the population is Multiracial. San Antonio ranks 227th statewide in terms of Multiracial residents as a share of the population, out of 528 places.

Since the 2020 Census, San Antonio's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of San Antonio's population has decreased from 2.7% to 0.0%.

San Antonio is less Multiracial than neighboring Socorro (6.2% 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.