Jefferson County was created in the year of 1864. The total area of the territory measures 1,659 sq mi. Boulder is the county seat and the largest city. It is home to more than 10K people, 3K households and 2,800 families.

White, Black, Hispanics or Latinos, English, German, Asian, African American, Pacific Islanders, Native Americans, Irish and others represents the cultural assimilation of the county.

Jefferson County records index supplies most comprehensive, detailed, entrusted and necessary sources of information on demise documents, origin and birth details, marriage volume number, marriage and divorce details, World War I and II information, American Civil War history, real estate and property documents, obituary notice, burial and cemetery details, land and estate data, war and enlistment data, last will or probate specifics, civil court case lookups and the likes. This online genealogy data site is thus developed and largely enriched with extensive and prolific ancestral data with comfort and convenience being its key features.