Doña Ana County, New Mexico Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 2nd-largest in New Mexico
The population of Doña Ana County, New Mexico is 221,665 as of the 2023 American Community Survey, making it the 2nd-largest county in New Mexico. The median household income is $55,663, the median home value is $205,400, and the median age is 34.0.
The population of Doña Ana County has grown 9.2% since 2010 (210,096 → 229,366), a +0.63% annualized rate.
221,665
Population
+0.63%
Annual growth
58
People / sq mi
$55,663
Median Income
$205,400
Median Home Value
Doña Ana County covers 3,808 sq mi of land at 58.2 people per square mile.
About Doña Ana County, NM
Doña Ana County skews on age — the median resident is 34.0, younger than the national median. Doña Ana County is a county in New Mexico with a population of 221,665. That makes it one of the ten largest counties in New Mexico in the country, at #2 by population.
The typical household earns $55,663, below the US median of $78,538. Hardship is pronounced — at 18.4%, poverty is near the top of the range for US counties, above the national 12.4%. The typical home is valued at $205,400, with typical rent around $903.
About 31.4% of adults 25 and older have a bachelor’s degree, below the 35.0% national figure. Remote work is below the national 14.0% at 9.0%, and the average commute runs about 22 minutes each way.
Doña Ana County Population History (2010-2024)
The county of Doña Ana County had a population of 210,096 in 2010 and 229,366 in 2024, a 9.2% growth over 14 years. The peak was 229,366 in 2024. Average annual growth rate: 0.63%.
229,366
Population (2024)
210,096
Population (2010)
229,366
Peak (2024)
0.63%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 210,096 |
| 2011 | 213,123 |
| 2012 | 214,452 |
| 2013 | 214,285 |
| 2014 | 213,938 |
| 2015 | 214,028 |
| 2016 | 214,664 |
| 2017 | 216,218 |
| 2018 | 217,470 |
| 2019 | 218,864 |
| 2020 | 220,069 |
| 2021 | 221,756 |
| 2022 | 223,604 |
| 2023 | 226,534 |
| 2024 | 229,366 |
Race & Ethnicity
| White | 48.9% |
| Black or African American | 1.7% |
| Asian | 0.3% |
| Hispanic or Latino (any race) | 2.9% |
| Two or More Races | 0.1% |
Age & Sex
34.0
Median Age
50.6%
Female
49.4%
Male
16.8%
Age 65+
Age Distribution
Children (under 15): 19.2% · Seniors (65+): 16.8%
Income & Poverty
| Median household income | $55,663$-6,462 vs state |
| Mean household income | $74,338 |
| Per-capita income | $28,726 |
| Poverty rate | 18.4%+4.7% vs state |
| Unemployment rate | 3.9% |
| Employment-to-population | 53.2% |
Top Industries by Employment
The largest employment sector in Doña Ana County is professional & business services, accounting for 28.8% of workers.
How residents commute
0.3%
Drive alone
1.8%
Carpool
75.5%
Public transit
9.0%
Work from home
22.4 min
Avg commute
Housing
$205,400$-26,800 vs state
Median home value
$903
Median rent
65.3%
Homeownership rate
91,402
Total housing units
91.4%
Occupied
8.6%
Vacant
34.7%
Renter-occupied
Social & access
89.0%
With health insurance
93.6%
With broadband internet
40.9%
Foreign-born
7.7%
Veterans (18+)
14.1%
With a disability
54.4%
Speak language other than English at home
Education
82.7%
High School+
31.4%
Bachelor's+
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County rankings
Frequently Asked Questions
Doña Ana County, New Mexico has a population of 221,665 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 2nd-largest county in New Mexico. Population density is 58 people per square mile.
The population of Doña Ana County has grown 9.2% since 2010 (210,096 → 229,366), a +0.63% annualized rate.
The median household income in Doña Ana County, New Mexico is $55,663, with mean (average) household income of $74,338 and per-capita income of $28,726. 18.4% of residents live below the federal poverty level.
In Doña Ana County, the largest racial and ethnic groups are White (48.9%), Hispanic or Latino (2.9%), Black or African American (1.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Doña Ana County, New Mexico is 34.0 years. Residents are 50.6% female and 49.4% male.
The median home value in Doña Ana County is $205,400 and median monthly rent is $903. 65.3% of occupied housing units are owner-occupied. The county has 91,402 total housing units, 8.6% of which are vacant.
The largest employment sector in Doña Ana County, New Mexico is professional, scientific, and management services, employing 28.8% of workers. The unemployment rate is 3.9%.
Albuquerque is among the largest cities associated with Doña Ana County, New Mexico, with a population of 562,488.
Doña Ana County, NM Climate
Doña Ana County, NM has an average annual temperature of 15.9°C (61°F) and receives about 262 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
15.9°C
Avg Temp
262
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 6° / 42° | 13 mm |
| February | 8° / 47° | 9 mm |
| March | 11° / 52° | 6 mm |
| April | 15° / 59° | 5 mm |
| May | 20° / 68° | 9 mm |
| June | 25° / 77° | 18 mm |
| July | 27° / 80° | 45 mm |
| August | 25° / 77° | 60 mm |
| September | 22° / 71° | 37 mm |
| October | 16° / 61° | 26 mm |
| November | 10° / 49° | 13 mm |
| December | 6° / 42° | 21 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Doña Ana County, NM
The most comfortable months to visit Doña Ana County, NM are typically May, September and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 35°C high). The coldest is January (near -3°C low). August is usually the wettest month.
Where to stay near Doña Ana County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.