New Mexico Genealogy Trails A Proud Member of the Genealogy Trails Family Volunteers placing FREE Genealogical and Historical Data Online! View our Volunteer Information Page and contact Kim if you wish to join Genealogy Trails and help keep genealogy data free ! Road Runner (Chaparral) Yucca  State Flower    Counties Counties are available for adoption Bernalillo County one of the 9 original counties formed in 1852. Catron County formed in 1921 from part of Socorro County. Chaves County formed in 1889 from part of Lincoln County. Cibola County formed in 1981 from part of Valencia County. Colfax County Sharon Wick, Temporary Host formed in 1869 from part of Mora County. Curry County formed in 1909 from parts of Quay and Roosevelt County. De Baca County formed in 1917 from parts of Chaves and Guadalupe County. Doña Ana County Andrew L. Bristol, Host  one of the 9 original counties formed in 1852. Eddy County Janice Rice, Host formed in 1889 from part of Lincoln County. Grant County formed in 1868 from part of Dona Ana County. Guadalupe County formed in 1891 from part of San Miguel County. Harding County formed in 1921 from parts of Mora and Union County. Hidalgo County formed in 1919 from part of Grant County. Lea County Erny Long, Host formed in 1917 from parts of Chaves and Eddy County. Lincoln County Christina Anthony, Temporary Host formed in 1869 from part of Socorro County. Los Alamos County formed in 1949 from parts of Sandoval and Santa Fe County. Luna County formed in 1901 from parts of Dona Ana and Grant County. McKinley County Jo Ann Scott, Host formed in 1899 from part of Bernalillo County. Mora County formed in 1860 from part of Taos County. Otero County formed in 1899 from parts of Dona Ana and Lincoln County. Quay County formed in 1903 from part of Guadalupe County. Rio Arriba County one of the 9 original counties formed in 1852. Roosevelt County formed in 1903 from parts of Chaves County and Guadalupe County. San Juan County formed in 1887 from part of Rio Arriba County. San Miguel County one of the 9 original counties formed in 1852. Sandoval County formed in 1903 from part of Bernalillo County. Santa Fe County one of the 9 original counties formed in 1852. Sierra County Amanda Jowers, Temporary Host formed in 1884 from parts of Dona Ana and Socorro County. Socorro County one of the 9 original counties formed in 1852. Taos County one of the 9 original counties formed in 1852. Torrance County formed in 1903 from parts of Bernalillo and Valencia County. Union County formed in 1893 from parts of Colfax, Mora and San Miguel County. Valencia County Linda Dietz, Temporary Host one of the 9 original counties formed in 1852 Historical County: Santa Ana County, New Mexico Territory was one of the 9 original counties formed in 1852. Annexed in 1876 to Bernalillo County. New Mexico was admitted to the Union on January 6, 1912 as the 47th state.  Santa Fe is the state capital. Below is our State data sections. Census Data History Post Office History Zip Codes Military Data Historical Maps Family History - Biographies Website Updates  Facts and Trivia Hispanic Trails Governors  Mortuaries 1850 Santa Ana Surnames We need data!! To contribute data to this site please contact Andrew. The data remains your property.  Sign up for our Southwest mailing list for updates!   Adjacent States Arizona Colorado Oklahoma Texas Utah   Since June 19, 2006