San Miguel County, New Mexico Demographics 2026

Population Overview

San Miguel County is located in New Mexico with a total population of 27,036. It is the 17th most populous county out of 33 in New Mexico.

Age Demographics

The median age in San Miguel County is 46.8 years. This is 19% higher than the state median of 39.2 years.

Economy, Income & Housing

The median household income in San Miguel County is $47,400. This is 24% lower than the state median of $62,125. Compared to the national median of $78,538, household income here is 40% lower. The poverty rate stands at 22.0%. This is 21% 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 5.3%. This is 12% lower than the state rate of 6.0%. The median home value is $177,600. Housing costs are 24% lower than the state median of $232,200. The home-value-to-income ratio is 3.7x. 73.3% of occupied housing units are owner-occupied. This homeownership rate is 6% higher than the state average of 69.3%.

Race & Ethnicity

The largest racial or ethnic group in San Miguel County is Hispanic or Latino, making up 75.3% of the population. White (non-Hispanic) residents account for 17.4%. The White (non-Hispanic) population (17.4%) is well below the state average of 36.5%. The Hispanic or Latino population is significantly higher than the state average (75.3% vs 48.1%). The Asian population (0.4%) is well below the state average of 1.6%.

Education

26.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 13% lower 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 85.7%.