Doña Ana County Demographics

A map of Doña Ana County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Hispanic	152,201	147,672	67.9%	67.3%
White	59,878	59,749	26.7%	27.2%
Multiracial	4,594	4,093	2.0%	1.9%
Black	3,029	3,172	1.4%	1.4%
Asian	2,577	2,458	1.1%	1.1%
Native American/Other	1,987	2,417	0.9%	1.1%

Doña Ana County, New Mexico has an estimated population of 224,266, a slight increase from the 219,561 recorded in the 2020 Census. The population is 67.9% Hispanic, 26.7% White, 2.0% Multiracial, 1.4% Black, 1.1% Asian, and 0.9% Native American/Other. This demographic dot map shows the population of Doña Ana County, with one dot drawn for each person counted by the Census, color-coded by race.

Doña Ana has become slightly 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 Doña Ana County, that probability was 47.3% in 2020 and 46.7% in the most recent ACS estimates.

Doña Ana County is ranked the 2nd most populous county in New Mexico, out of 33 counties. Doña Ana County was ranked the 2nd most populous county in the 2020 Census.

Doña Ana County's White Population

59,878 residents of Doña Ana County, or 26.7% of the population, identify as White. The share of White residents in Doña Ana County is lower than in New Mexico overall, where 36% of the population is White. Doña Ana County ranks 27th statewide in terms of White residents as a share of the population, out of 33 counties.

Since the 2020 Census, Doña Ana County's White population has remained roughly the same. White residents' share of Doña Ana County's population has decreased from 27.2% to 26.7%.

Doña Ana County is more White than neighboring El Paso County (11% White). Doña Ana County is less White than neighboring Sierra County (63.1% White), Luna County (28.3% White), Otero County (45.5% White), and Grant County (47.5% White).

Doña Ana County's Black Population

3,029 residents of Doña Ana County, or 1.4% of the population, identify as Black. The share of Black residents in Doña Ana County is comparable to the share in New Mexico overall, where 1.8% of the population is Black. Doña Ana County ranks 9th statewide in terms of Black residents as a share of the population, out of 33 counties.

Since the 2020 Census, Doña Ana County's Black population has declined by an estimated 4.5%. Black residents' share of Doña Ana County's population has remained roughly unchanged at 1.4%.

Doña Ana County is more Black than neighboring Sierra County (0.1% Black), Luna County (1.1% Black), and Grant County (0.8% Black). Doña Ana County is less Black than neighboring El Paso County (3% Black), and Otero County (3.5% Black).

Doña Ana County's Asian Population

2,577 residents of Doña Ana County, or 1.1% of the population, identify as Asian. The share of Asian residents in Doña Ana County is comparable to the share in New Mexico overall, where 1.6% of the population is Asian. Doña Ana County ranks 9th statewide in terms of Asian residents as a share of the population, out of 33 counties.

Since the 2020 Census, Doña Ana County's Asian population has grown by an estimated 4.8%. Asian residents' share of Doña Ana County's population has remained roughly unchanged at 1.1%.

Doña Ana County is more Asian than neighboring Sierra County (0.2% Asian), and Grant County (0.9% Asian). Doña Ana County is less Asian than neighboring El Paso County (1.2% Asian), and Otero County (1.5% Asian).

Doña Ana County's Hispanic Population

152,201 residents of Doña Ana County, or 67.9% of the population, identify as Hispanic. The share of Hispanic residents in Doña Ana County is significantly higher than in New Mexico overall, where 48.4% of the population is Hispanic. Doña Ana County ranks 5th statewide in terms of Hispanic residents as a share of the population, out of 33 counties.

Since the 2020 Census, Doña Ana County's Hispanic population has grown by an estimated 3.1%. Hispanic residents' share of Doña Ana County's population has increased from 67.3% to 67.9%.

Doña Ana County is more Hispanic than neighboring Sierra County (29.8% Hispanic), Luna County (67.1% Hispanic), Otero County (39.6% Hispanic), and Grant County (47.8% Hispanic). Doña Ana County is less Hispanic than neighboring El Paso County (82.7% Hispanic).

Doña Ana County's Native American/Other Population

1,987 residents of Doña Ana County, or 0.9% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Doña Ana County is lower than in New Mexico overall, where 9% of the population is Native American/Other. Doña Ana County ranks 25th statewide in terms of Native American/Other residents as a share of the population, out of 33 counties.

Since the 2020 Census, Doña Ana County's Native American/Other population has declined by an estimated 17.8%. Native American/Other residents' share of Doña Ana County's population has remained roughly unchanged at 0.9%.

Doña Ana County is more Native American/Other than neighboring El Paso County (0.6% Native American/Other), Sierra County (0.2% Native American/Other), and Grant County (0.7% Native American/Other). Doña Ana County is less Native American/Other than neighboring Luna County (1% Native American/Other), and Otero County (6.4% Native American/Other).

Doña Ana County's Multiracial Population

4,594 residents of Doña Ana County, or 2.0% of the population, identify as Multiracial. The share of Multiracial residents in Doña Ana County is comparable to the share in New Mexico overall, where 3.1% of the population is Multiracial. Doña Ana County ranks 28th statewide in terms of Multiracial residents as a share of the population, out of 33 counties.

Since the 2020 Census, Doña Ana County's Multiracial population has grown by an estimated 12.2%. Multiracial residents' share of Doña Ana County's population has remained roughly unchanged at 2.0%.

Doña Ana County is more Multiracial than neighboring El Paso County (1.5% Multiracial), and Luna County (1.3% Multiracial). Doña Ana County is less Multiracial than neighboring Sierra County (6.6% Multiracial), Otero County (3.5% Multiracial), and Grant County (2.3% 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.