Counties in New Mexico
New Mexico has 33 counties. They are listed by population, largest first, starting with Bernalillo County, Doña Ana County, and Sandoval County.
- Bernalillo County, New Mexico
- Doña Ana County, New Mexico
- Sandoval County, New Mexico
- Santa Fe County, New Mexico
- San Juan County, New Mexico
- Valencia County, New Mexico
- Lea County, New Mexico
- Otero County, New Mexico
- McKinley County, New Mexico
- Chaves County, New Mexico
- Eddy County, New Mexico
- Curry County, New Mexico
- Rio Arriba County, New Mexico
- Taos County, New Mexico
- Grant County, New Mexico
- Cibola County, New Mexico
- San Miguel County, New Mexico
- Luna County, New Mexico
- Lincoln County, New Mexico
- Los Alamos County, New Mexico
- Roosevelt County, New Mexico
- Torrance County, New Mexico
- Socorro County, New Mexico
- Colfax County, New Mexico
- Sierra County, New Mexico
- Quay County, New Mexico
- Guadalupe County, New Mexico
- Mora County, New Mexico
- Hidalgo County, New Mexico
- Union County, New Mexico
- Catron County, New Mexico
- De Baca County, New Mexico
- Harding County, New Mexico