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

Rio Arriba County

Rio Arriba County was created in 1852 as one of the original nine counties. Tierra Amarilla is the county seat.