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Land of Enchantment

New Mexico was organized as territory on September 9, 1850 and entered the union as the 47th state on Jan. 6, 1912 . It has 33 Counties.

New Mexico is bordered by Arizona (west), Colorado, Oklahoma (northeast), Texas (east), Utah (northwest). It has a has a land area of 121,593 square miles making it the 5th largest state. The capital is Santa Fe and the official state website is www.newmexico.gov

New Mexico was named by the Spanish, in reference to Mexico. The nickname is "Land of Enchantment". The State Motto is " Crescit eundo" which means It grows as it goes.

 

New Mexico Counties

New Mexico has 33 counties with the original nine counties formed in 1852. Santa Ana County, New Mexico Territory, one of the nine original counties, was annexed in 1876 to Bernalillo County, New Mexico. With Cibola County formed in 1981 along the Western Border.

Former counties

Mesilla County, appears on 1860s-era territorial map encompassing area in present-day Dona Aņa, Grant, Hidalgo, Luna, Sierra west of the Rio Grande.

Santa Ana County (1844–1876) absorbed by Bernalillo County; portions are now in present-day McKinley County.

County County Seat Created Formed from Map
Bernalillo County Albuquerque 1852 One of the nine original counties. State map highlighting Bernalillo County
Catron County Reserve 1921 Part of Socorro County. State map highlighting Catron County
Chaves County Roswell 1889 Part of Lincoln County. State map highlighting Chaves County
Cibola County Grants 1981 Parts of Valencia County, Socorro County, McKinley County, and Catron County. State map highlighting Cibola County
Colfax County Raton 1869 Part of Mora County. State map highlighting Colfax County
Curry County Clovis 1909 Parts of Quay County and Roosevelt County. State map highlighting Curry County
De Baca County Fort Sumner 1917 Parts of Chaves County and Guadalupe County. State map highlighting De Baca County
Doņa Ana County Las Cruces 1852 One of the nine original counties. State map highlighting Doņa Ana County
Eddy County Carlsbad 1887 Part of Lincoln County. State map highlighting Eddy County
Grant County Silver City 1868 Part of Doņa Ana County. State map highlighting Grant County
Guadalupe County Santa Rosa 1891 Part of San Miguel County. State map highlighting Guadalupe County
Harding County Mosquero 1921 Parts of Mora County and Union County. State map highlighting Harding County
Hidalgo County Lordsburg 1920 Part of Grant County. State map highlighting Hidalgo County
Lea County Lovington 1917 Parts of Chaves County and Eddy County. State map highlighting Lea County
Lincoln County Carrizozo 1869 Part of Socorro County. State map highlighting Lincoln County
Los Alamos County Los Alamos 1949 Parts of Sandoval County and Santa Fe County. State map highlighting Los Alamos County
Luna County Deming 1901 Parts of Doņa Ana County and Grant County. State map highlighting Luna County
McKinley County Gallup 1899 Part of Bernalillo County. State map highlighting McKinley County
Mora County Mora 1859 Part of Taos County. State map highlighting Mora County
Otero County Alamogordo 1899 Parts of Doņa Ana County and Lincoln County. State map highlighting Otero County
Quay County Tucumcari 1903 Part of Guadalupe County. State map highlighting Quay County
Rio Arriba County Tierra Amarilla 1852 One of the nine original counties. State map highlighting Rio Arriba County
Roosevelt County Portales 1903 Parts of Chaves County and Guadalupe County. State map highlighting Roosevelt County
Sandoval County Bernalillo 1903 Part of Bernalillo County. State map highlighting Sandoval County
San Juan County Aztec 1887 Part of Rio Arriba County. State map highlighting San Juan County
San Miguel County Las Vegas 1852 One of the nine original counties. State map highlighting San Miguel County
Santa Fe County Santa Fe 1852 One of the nine original counties. State map highlighting Santa Fe County
Sierra County Truth or Consequences 1884 Parts of Doņa Ana County and Socorro County. State map highlighting Sierra County
Socorro County Socorro 1852 One of the nine original counties. State map highlighting Socorro County
Taos County Taos 1852 One of the nine original counties. State map highlighting Taos County
Torrance County Estancia 1903 Parts of Bernalillo County, Valencia County, and Socorro County. State map highlighting Torrance County
Union County Clayton 1893 Parts of Colfax County, Mora County and San Miguel County. State map highlighting Union County
Valencia County Los Lunas 1852 One of the nine original counties. State map highlighting Valencia County