Jefferson County, Colorado Genealogy Guide2016-07-05T14:20:09+00:00

Jefferson County, Colorado Genealogy Guide

Jefferson County, Colorado (Map It) was created on November 1, 1861 as one of the 17 original counties of the Territory of Colorado . Jefferson County was named in honor of Thomas Jefferson (1743 - 1826), the author of the Declaration of Independence and the third President of the United States.. Learn More About State of Colorado History

Jefferson County is bordered by Boulder County (north), City and County of Broomfield (northeast), Adams County (east), City and County of Denver (east), Arapahoe County (east), Douglas County (east), Teller County (south), Park County (southwest), Clear Creek County (west), Gilpin County (northwest).

Jefferson County Cities and Towns include Arvada, Edgewater, Golden (County Seat), Lakewood, Littleton, Westminster, Wheat Ridge, Evergreen, Colorado, Applewood, Aspen Park, Columbine, Conifer, East Pleasant View, Evergreen, Genesee, Indian Hills, Ken Caryl, Kittredge.

A Map of Jefferson County, Colorado contains detailed information about roads and boundaries, these maps may include rural communities, churches, and cemeteries.

Jefferson County, Colorado Courthouse Records

Jefferson County, Colorado Courthouse
Jefferson County, CO Courthouse

The Jefferson County Courthouse is located in Golden, Colorado. Learn More About State of Colorado Court, Tax, Land and Probate Records.

Please contact the each clerk's department to confirm mailing address, hours, fees and other information before visiting or requesting information because contact information sometimes changes.  The Clerk's Office DOES NOT DO RESEARCH.  The documents are available to interested parties, barring confidential issues.  Most staff will assist people in finding the materials, but it is up to the individual to do the research.

The following dates indicates what vital, land, probate, and court records are in Jefferson county. The date listed for each category of record is usually the earliest registration filed. The earliest date does not indicate that there are numerous records for that year and does not mean that all such events were actually registered.

A small part was annexed to Park, 1903
  • Jefferson County Clerk & Recorder has Marriage Records from 1874–76 and  since 1881 and has Land Records from 1861?. The County Clerk & Recorder is responsible for recording deeds, marriage licenses, issuing passports, titling and registering automobiles, issuing driver's licenses, registering voters, administering elections and maintaining records for the Board of County Commissioners.
  • Jefferson County Clerk of Courts has Probate Records from 1861? and has Court Records from 1861?.
  • Jefferson County Public Health Department has Birth / Death Records from 1893–1906 

Jefferson County, Colorado Census Records

Jefferson County, Colorado Vital Records

Jefferson County, Colorado Resources

Jefferson County, Colorado External Links

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