Costilla County, Colorado Family History and Genealogy

Welcome to the Costilla County COGenWeb Page!

A proud part of The USGenWeb® Project and The COGenWeb Project

Costilla County is one of the original Colorado counties. Parts were split off to form Saguache County in 1866,
Rio Grande County in 1874, and in 1913 to form Alamosa County.
County Seat - San Luis (since 1867)
(1861 - 1867 San Miguel)
Population - 3,887 (2019)

Costilla County 1861 Costilla County 1866 Costilla County 1874 Costilla County 1913

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Church Records NEW	Books to read
Birth and Baptisms NEW RECORDS ADDED	Cemeteries and Funeral Homes
Marriage Records NEW RECORDS ADDED	Census Images - 1920 Costilla County
Death Records and Obituaries NEW RECORDS ADDED	History and Maps of Costilla County
Photographs	Lookups and Volunteers
Resource Links	Local Resources
Surnames	Towns of Costilla County
USGenWeb Archives for Costilla County

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State Coordinator	Assistant Coordinators	Costilla County Coordinator
Colleen Pustola	Rebecca Maloney Betty Baker M.D. Monk	Cynthia Martinez Monroe

Last Updated: 01/07/2025 09:10:43

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