Doña Ana County, New Mexico Demographics 2026

Population Overview

Doña Ana County is located in New Mexico with a total population of 221,665. It is the 2nd most populous county out of 33 in New Mexico.

Age Demographics

The median age in Doña Ana County is 34.0 years. This is 13% lower than the state median of 39.2 years.

Economy, Income & Housing

The median household income in Doña Ana County is $55,663. This is 10% lower than the state median of $62,125. Compared to the national median of $78,538, household income here is 29% lower. The poverty rate stands at 22.2%. This is 23% higher than the state poverty rate of 18.1%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 6.9%. This is 15% higher than the state rate of 6.0%. The median home value is $205,400. Housing costs are 12% lower than the state median of $232,200. The home-value-to-income ratio is 3.7x. 65.3% of occupied housing units are owner-occupied. This homeownership rate is 6% lower than the state average of 69.3%.

Race & Ethnicity

The largest racial or ethnic group in Doña Ana County is Hispanic or Latino, making up 67.6% of the population. White (non-Hispanic) residents account for 27.1%.

Education

31.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 4% higher than the state rate of 30.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 82.7%.