Costilla County, Colorado Genealogy

United States Colorado  Costilla County

County Courthouse
Costilla County Courthouse; 354 Main St; PO Box 100; San Luis, CO 81152-0100 Phone: 719.672.3372

County Clerk has marriage and land records from 1853; Clerk District Court has divorce, probate and court records.

Parent County

 * Before 1861 this modern Colorado county was in New Mexico.


 * 9 January 1852 it was created part of Taos County in New Mexico Territory.
 * 28 February 1861 it was transferred to Colorado (1 Nov 1861 Costilla County).
 * Look for pre-1861 records in New Mexico. For further explanation see Taos County.


 * 1 November 1861: Costilla County was created as an original county. County seat: San Luis.

Neighboring Counties

 * Alamosa
 * Colfax County, New Mexico
 * Conejos
 * Huerfano
 * Las Animas
 * Taos County, New Mexico

Church Records
LDS Ward and Branch Records


 * Barnum
 * Crestmoor (Denver)
 * Dale E.
 * Denver
 * Denver 1
 * Denver 2
 * Denver N.
 * East Dale

Poor Records
The Colorado State Archives has put an Index to the Costilla County Poor Records, 1890-1932 on-line. Read more aboutCostilla_County,_ColoradoPoor Record Index 1890-1932. ]

Vital Records
Colorado Vital Records Search

Societies and Libraries
Costilla County Public Library PO Box 351 418 Gasper Street San Luis, CO 81152 Phone: (719) 672-3309 www.costillacounty-co.gov/library.html

Family History Centers

 * Introduction to LDS Family History Centers

Web Sites

 * Costilla County COGenWeb
 * Colorado State Archives
 * Costilla County, Colorado Genealogy and Family History (Linkpendium)
 * Costilla County, Colorado Genealogy and Family History (Linkpendium)