Check out FamilySearch’s Colorado Online Genealogy Records for comprehensive list of links, both free and fee-based.
Explore these free online databases for Colorado:
Colorado Statewide Divorce Index, 1900-1939
Colorado Statewide Marriage Index, 1853-2006
Colorado, County Marriages, 1864-1995
Colorado, Denver County Probate Case Files, 1900-1925
Western States Marriage Record Index
Colorado Historic Newspapers Collection
Historic Records Index Search (birth, burial, city directory, coroner, court, land patents, military, marriage, probate, school, tax, and more)
Online digital newspaper indexes listed in Genealogy’s Star:
- Colorado Historic Newspapers Collection 1859-1923
- Colorado State University Libraries Digital Collections
- Estes Park Archives 1887-1925
- Colorado Virtual Library
- Larimer County Genealogical Society, Fort Collins Coloradoan obituaries (1988-2002)
- Fort Collins Coloradoan (2003-)
- Pikes Peak NewsFinder (1872-1999)
- Pickyournewspaper
On Granny's Trail 