Colorado State Archives and Libraries

Colorado state archives

Research resources for genealogists and family historians

Return to State Archives home page.

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Recommended Colorado Genealogy Records:

Colorado Genealogy - has online databases of military records, obituaries, cemeteries, school yearbooks, and more...

Colorado Genealogy Queries - free public exchange where you can find other genealogists researching the same family lines as yours.

Colorado Cemeteries - Look up burial records of veterans and families interred at national cemeteries across the country.

Colorado Public Records - Access to Colorado births, marriages, deaths and divorces.


Colorado State Archives

The Colorado State Archives provides an excellent library of genealogy records including: Census Records, 1870 Colorado Census Index, Colorado Veterans' Grave Registration, Colorado Volunteers (Civil War) Index, Birth Certificates (after 1900)*, Marriage & Divorce Index (1975- ), Penitentiary Inmate Index, Corrections Records, WWI and WWII Council of Defense, Civilian Conservation Corps Enrollees, City Directories, Business Incorporations, Court Records, and more...

Colorado State Archives
1313 Sherman, Room 1B20
Denver, Colorado 80203

Phone: (303) 866-2358

Visit Website:

Colorado State Library

The Colorado State Library has some resources and materials useful for family history research. Among their collections includes: Colorado Historic Newspaper Collection and the Colorado Digitization Project (of historic documents and photos):

National Archives and Records Administration (NARA)

The NARA is the best goverment source for federal records such as the U.S. Census Records, Social Security Death Index, Federal Land Patent Records, Naturalization Records, and Maps:

Denver Colorado
Bldg. 48
Denver Federal Center
West 6th Avenue and Kipling Street
Denver, Colorado 80225-0307

(303) 236-0817

Selected LDS Family History Centers

The following family history centers in Colorado offer the most comprehensive genealogy resources, including census records, death records, family history records, obituaries, marriage records, vital records, court records, and various other public records.:

Colorado Springs Colorado
150 Pine Avenue
Colorado Springs, Colorado

(719) 634-0572

Delta Colorado
1679 Pioneer Road
Delta, Colorado

(970) 874-3444


Denver Colorado
2710 S Monaco Parkway
Denver, Colorado

(303) 756-0220

Boulder Colorado
701 W South Boulder Road
Louisville, Colorado

(303) 665-4685

Colorado State Archives and Libraries
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