Otero County, New Mexico Genealogy

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Revision as of 00:51, 11 July 2013

United States Gotoarrow.png New Mexico Gotoarrow.png Otero County

Guide to Otero County New Mexico genealogy. Birth records, marriage records, death records, census records, family history, and military records.

link=http://www.familysearch.org/learn/wiki/en/New Mexico_Online_Genealogy_Records New Mexico
Online Records

Otero County, New Mexico
Map of the U.S. highlighting New Mexico
Location of New Mexico in the U.S.
Founded January 30, 1899
County Seat Alamogordo
Address Otero County Courthouse]
1000 New York Ave #108;
Alamogordo, NM 88310
Phone: 505.437.4942 
Otero County Website


County Courthouse

Otero County Courthouse
1000 New York Ave #108;
Alamogordo, NM 88310
Phone: 505.437.4942 

County Clerk has marriage, probate, and land records from 1899, and voter registration records from 1939; District Court Clerk has divorce and court records from 1899.[1]


Parent County

  • Up until 1821New Spain controlled land that later would become New Mexico and Arizona. Some records of early settlers may have been sent to an archives in Seville, Spain, or to archives in Mexico City.
  • From 1821 until 1846Mexico had jurisdiction over the land that later would become New Mexico and Arizona. Some records of this period may have been sent to archives in Mexico City. Starting in 1846 United States forces occupied New Mexico during the Mexican-American War.
  • 1848 -  Land that became Otero County formally became a part of the United States when the Mexican-American War ended with ratification of the Treaty of Guadalupe Hidalgo.

1899--Otero County was created 30 January 1899 from Doña Ana, Lincoln, and Socorro counties.[1]

Boundary Changes

Record Loss


Populated Places

Neighboring Counties




For tips on accessing Otero County, New Mexico Genealogy census records online, see: New Mexico Census.


Church records and the information they provide vary significantly depending on the denomination and the record keeper. They may contain information about members of the congregation, such as age, date of baptism, christening, or birth; marriage information and maiden names; and death date. For general information about New Mexico denominations, view the New Mexico Church Records wiki page.



Land and property records can place an ancestor in a particular location, provide economic information, and reveal family relationships. Land records include: deeds, abstracts and indexes, mortgages, leases, grants and land patents.

See New Mexico Land and Property for additional information about early New Mexico land grants. After land was transferred to private ownership, subsequent transactions were usually recorded at the county courthouse and where records are currently housed.

Local Histories

Local histories are available for Otero County, New Mexico Genealogy. County histories may include biographies, church, school and government history, and military information. For more information about local histories, see the wiki page section New Mexico Local Histories.




Finding More New Mexico Newspapers

Additional newspapers abstracts can sometimes be found using search phrases such as Otero County, New Mexico Genealogy newspapers in online catalogs like:


Since statehood in 1912, probate matters have been under the jurisdiction of probate courts in each county. Records of guardianship and adoption have usually been transferred to the district courts. In 1953 the district courts were given concurrent jurisdiction with the probate court over all probate matters in each county.

See the wiki page New Mexico Probate Records for information about how to find earlier probate records.

The Family History Library does not have copies of the New Mexico county probate records. They are available at each county courthouse. You can obtain copies by contacting the county clerk.

Content: Probate Records may give the decedent's date of death, names of his or her spouse, children, parents, siblings, in-laws, neighbors, associates, relatives, and their place of residence.

Record types: Wills, estates, guardianships, naturalizations, marriage, and adoption.


Vital Records

Societies and Libraries

Family History Centers

Web Sites

  • USGenWeb project. May have maps, name indexes, history or other information for this county. Select the state, then the county.
  • Family History Library Catalog


  1. 1.0 1.1 Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), Otero County, New Mexico page 474, At various libraries (WorldCat); FHL Book 973 D27e 2002.