In 2023, San Mateo, NM had a population of 726 people with a median age of 25.7 and a median household income of $N/A. Between 2022 and 2023 the population of San Mateo, NM grew from 21 to 726, a 3.36k% increase and its median household income stayed from $N/A to $N/A, a NaNk% change.
The 5 largest ethnic groups in San Mateo, NM are White (Non-Hispanic) (49%), Other (Hispanic) (26.4%), Two Races Including Other (Hispanic) (10.1%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (7.71%), and American Indian & Alaska Native (Non-Hispanic) (6.75%).
None of the households in San Mateo, NM reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
100% of the residents in San Mateo, NM are U.S. citizens.