New Mexico County Map, List of Counties in New Mexico with Seats

The U.S. state of New Mexico is divided into 33 Counties. Explore the New Mexico County Map, all Counties list along with their County Seats in alphabetical order and their population, areas and the date of formation.

New Mexico County Map

New Mexico County Map About New Mexico County Map: The map showing the county boundary, all counties boundary, state capital and neighbouring states.
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    The U.S. state of New Mexico has 33 Counties. This is list of New Mexico Counties and County Seats in alphabetical order along with check their population, areas and the date of formation.

    List of Counties in New Mexico with County Seats

    S.NCountyCounty SeatPopulationArea Formed
    1Bernalillo CountyAlbuquerque6709681,166 mi²1852
    2Catron CountyReserve37336,928 sq mi1921
    3Chaves CountyRoswell658906,071 sq mi1889
    4Cibola CountyGrants276584,540 sq mi1981
    5Colfax CountyRaton136403,757 sq mi1869
    6Curry CountyClovis496491,406 sq mi1909
    7De Baca CountyFort Sumner19452,325 sq mi1917
    8Doña Ana CountyLas Cruces2135983,807 sq mi1852
    9Eddy CountyCarlsbad541524,182 sq mi1887
    10Grant CountySilver City293803,966 sq mi1868
    11Guadalupe CountySanta Rosa46193,031 sq mi1891
    12Harding CountyMosquero7402,126 sq mi1921
    13Hidalgo CountyLordsburg48613,446 sq mi1920
    14Lea CountyLovington654234,393 sq mi1917
    15Lincoln CountyCarrizozo204544,831 sq mi1869
    16Los Alamos CountyLos Alamos18222109 sq mi1949
    17Luna CountyDeming252812,965 sq mi1901
    18McKinley CountyGallup736645,449 sq mi1899
    19Mora CountyMora47731,931 sq mi1859
    20Otero CountyAlamogordo657036,627 sq mi1899
    21Quay CountyTucumcari90262,855 sq mi1903
    22Rio Arriba CountyTierra Amarilla404465,858 sq mi1852
    23Roosevelt CountyPortales204462,449 sq mi1903
    24San Juan CountyAztec1282005,514 sq mi1887
    25San Miguel CountyLas Vegas293014,717 sq mi1852
    26Sandoval CountyBernalillo1342593,710 sq mi1903
    27Santa Fe CountySanta Fe1456481,909 sq mi1852
    28Sierra CountyTruth or Consequences119434,180 sq mi1884
    29Socorro CountySocorro178736,647 sq mi1852
    30Taos CountyTaos329172,203 sq mi1852
    31Torrance CountyEstancia163453,345 sq mi1903
    32Union CountyClayton44333,830 sq mi1893
    33Valencia CountyLos Lunas770701,068 sq mi1852
    Edited by: Vijay Kanth | Updated: September 22, 2021