New Mexico County Map

About the map
This New Mexico county map displays its 33 counties. New Mexico shares a border with Arizona, Colorado, Utah, Texas, and Oklahoma. Not to mention, it also shares an international border with Mexico.

For area, Catron County is the largest county in New Mexico occupying an area of almost 7000 square miles. The smallest county is Los Alamos with an area of just over 100 square miles in size. In fact, the Los Alamos Scientific Laboratory located here was the primary site of the Manhattan Project atomic bomb fabrication.
Bernalillo is the most populated county in New Mexico and is home to the city of Albuquerque. New Mexico also has one of the least populated counties in the entire United States, Harding County.
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New Mexico map collection
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New Mexico County List
County Name | Population (2020 est) | County Map | Area (sq mi) | Locator Map | FIPS Code |
---|---|---|---|---|---|
Bernalillo County | 681,666 | ![]() | 1168.6 | ![]() | 35001 |
Catron County | 3,623 | ![]() | 6929.1 | ![]() | 35003 |
Chaves County | 64,711 | ![]() | 6075 | ![]() | 35005 |
Cibola County | 26,354 | ![]() | 4541.7 | ![]() | 35006 |
Colfax County | 11,927 | ![]() | 3768.1 | ![]() | 35007 |
Curry County | 48,793 | ![]() | 1408 | ![]() | 35009 |
DeBaca County | 1,673 | ![]() | 2333.9 | ![]() | 35011 |
Doña Ana County | 221,262 | ![]() | 3812.3 | ![]() | 35013 |
Eddy County | 58,418 | ![]() | 4197.2 | ![]() | 35015 |
Grant County | 27,007 | ![]() | 3967.5 | ![]() | 35017 |
Guadalupe County | 4,275 | ![]() | 3031.6 | ![]() | 35019 |
Harding County | 638 | ![]() | 2126.6 | ![]() | 35021 |
Hidalgo County | 4,106 | ![]() | 3446.5 | ![]() | 35023 |
Lea County | 71,830 | ![]() | 4394.8 | ![]() | 35025 |
Lincoln County | 19,939 | ![]() | 4831.3 | ![]() | 35027 |
Los Alamos County | 19,462 | ![]() | 109.2 | ![]() | 35028 |
Luna County | 23,905 | ![]() | 2965.2 | ![]() | 35029 |
McKinley County | 70,824 | ![]() | 5455.2 | ![]() | 35031 |
Mora County | 4,478 | ![]() | 1933.4 | ![]() | 35033 |
Otero County | 67,967 | ![]() | 6625.2 | ![]() | 35035 |
Quay County | 8,197 | ![]() | 2882 | ![]() | 35037 |
Rio Arriba County | 38,521 | ![]() | 5895.7 | ![]() | 35039 |
Roosevelt County | 18,350 | ![]() | 2454.7 | ![]() | 35041 |
San Juan County | 123,312 | ![]() | 5538.4 | ![]() | 35045 |
San Miguel County | 27,144 | ![]() | 4735.7 | ![]() | 35047 |
Sandoval County | 148,904 | ![]() | 3714.4 | ![]() | 35043 |
Santa Fe County | 151,946 | ![]() | 1910.9 | ![]() | 35049 |
Sierra County | 10,867 | ![]() | 4236.2 | ![]() | 35051 |
Socorro County | 16,541 | ![]() | 6648.7 | ![]() | 35053 |
Taos County | 32,593 | ![]() | 2204.3 | ![]() | 35055 |
Torrance County | 15,486 | ![]() | 3345.8 | ![]() | 35057 |
Union County | 4,026 | ![]() | 3830.9 | ![]() | 35059 |
Valencia County | 77,574 | ![]() | 1068.3 | ![]() | 35061 |