Biography and Genealogy Master Index - Indexes current, readily available reference sources, as well as the most important retrospective works that cover individuals, both living and deceased, from every field of activity and throughout the world.

  Cemetery Information - Cemetery maps and records about the deceased that are buried in Roselawn or Grandview cemeteries in Fort Collins.

  Fort Collins History Connection - An online history and photograph database for Fort Collins and Larimer County.

  HeritageQuest - Family histories, genealogical serials, local history, and primary sources.

  New England Ancestors - This database is available only at the Main Library. New England Ancestors is a major genealogy research website with numerous resources and over 110 million names.

  Sanborn Maps - Fire insurance maps that show locations of businesses and residences in downtown areas of major towns in Colorado. Maps depict the size and footprints of the buildings.

  Select Families of New Mexico - This genealogical database contains over 500,000 individuals mainly of Spanish and Native American heritage. It was compiled by Ladeane Miller. Due to licensing restrictions, this site is not available for at-home use.