County Map

San Juan McKinley Cibola Catron Grant Hidalgo Rio Arriba Los Alamos Sandoval Bernalillo Valencia Socorro Sierra Luna Taos Santa Fe Torrance Lincoln Otero Doña Ana Colfax Mora San Miguel Guadalupe De Baca Chaves Eddy Union Harding Quay Curry Roosevelt Lea

County Map

Los Alamos County

Los Alamos County was created in 1949 out of Sandoval and Santa Fe Counties. Los Alamos is the county seat.