1. Foothills Genealogical Society
The Foothills Genealogical Society serves the Jefferson, Gilpin, Park, and Clear Creek counties and the genealogical and history of these counties. It has a wide variety of sources for the counties' family histories and history of themselves.
2. Arvada Historical Society
Founded in 1972 by Lois Kennedy Lindstrom, the Arvada Historical Society has been serving its purpose as a primary source of history for the Arvada region.