San Mateo, New Mexico

San Mateo is a census-designated place in Cibola County, New Mexico, United States. The population was 161 at the 2010 census.

The community has a Catholic church, a Baptist church, a Morada, a cemetery, a Volunteer Fire Department(McKinley County funded) and an old abandoned elementary school. It is also coined "the Uranium Capital of the World".

Geography
San Mateo is 25 mi from Grants. It overlooks Mount Taylor.