This section is dedicated to the pursuit of genealogical research in Colorado. We could not possibly give you every link, but this will give you some places to start. The best way to keep up with the latest genealogical research, for Colorado or any of your other research, is by joining other family historians at local events and classes. It’s a great way to connect with other family researchers to learn and share. Another place to connect is the Colorado Genealogical Society Facebook page where current articles and links related to genealogy are posted with education and learning in mind. See our FAQ page for some answers about Colorado research.
Denver Public Library | 10 West 14th Avenue Parkway, Denver | |
Colorado State Archives | 1313 Sherman Street, Room 120, Denver The State Archives is only a two or three block walk from the Denver Public Library or the Hart Library. It is open only weekdays. It is cash-funded, so you should expect to pay a fee for records searches and retrievals using staff assistance. The holdings are massive, but are not totally cataloged online. You need an appointment to visit in person. See their web site for details. | Genealogy Holdings |
Stephen H. Hart Library | History Colorado Center, 1200 Broadway, Denver History Colorado’s Archives collection includes books, manuscript collections, maps, newspapers, serial publications, subject collections, indexes, and more. | Online Collections |
NARA Rocky Mountain Region | 17101 Huron Street, Broomfield Free access to Ancestry Library Edition. Films no longer on file in the research room. Check the web site information for COVID related updates. | Information |
Jefferson County Public Libraries | Main Branch, 10200 West 20th Avenue, Lakewood There are various branches, but the main library has the best genealogical holdings in the Jefferson County Library system. | Catalog and Information |
Bemis Public Library | 6014 South Datura Street, Littleton This south-suburban library is the Littleton city library. Its holdings including the films of the 1885 Colorado state census. Check the catalog from the main page. | Catalog |
Pikes Peak Library District | 20 N. Cascade Ave, Colorado Springs (Penrose Library) Check Special Collections for regional history and genealogy collections. | Genealogy Holdings |
Colorado Department of Public Health & Environment (Vital Records) Colorado is a closed record state. There are no indexes for these records available to the public except those done by individuals and societies.
Colorado Marriages 1858-1939 – Project of the Denver Public Library and Colorado Genealogical Society
Denver Marriage Applications Index 1940-1974 – Denver Public Library (pdf)
Colorado Divorce Index 1861-1941 – Denver Public Library (pdf)
Denver Obituary Project – Denver Public Library databases index various years of Denver Post or Rocky Mountain News
Find a County Courthouse Contact – does not have all counties shown
Colorado Municipal League – city contacts
Fairmount Heritage Foundation – a link to both Fairmount and Riverside Cemeteries
Friends of Historic Riverside Cemetery
Colorado Historic Cemetery Association – working on a listing of pre-1910 cemeteries in Colorado
Colorado Historic Newspapers Collection – from Colorado State Library and History Colorado
Colorado Online Historical Newspapers – The Ancestor Hunt listing of free newspapers with links
USGenWeb Archives- Colorado – various records of all kinds done by volunteers
Colorado Council of Genealogical Societies – listing with links of Colorado member societies
Jewish Genealogical Society of Colorado
Rocky Mountain Jewish Historical Society
Colorado Society of Hispanic Genealogy
Swedish Genealogical Society of Colorado
Wales, Ireland, Scotland, England Family History Society
Palatines to America – Colorado Chapter
Colorado Chapter of Association of Professional Genealogists
Larimer County Genealogical Society
Columbine Genealogical & Historical Society
Foothills Genealogical Society
Highlands Ranch Genealogical Society
Castle Rock Colorado Genealogical Society
Southwest Colorado Genealogical Society