Boulder County, Colorado Records

Boulder County, Colorado (Map It) was created on November 1, 1861 as one of the 17 original counties of the Territory of Colorado. Boulder County was named for the abundance of granite boulders along Boulder Creek.Learn More About State of Colorado History

Boulder County is bordered by Larimer County (north), Weld County (east), City and County of Broomfield (south), Jefferson County (south), Gilpin County (south), Grand County (west).

Boulder County Cities and Towns include City of Boulder, Erie, Jamestown, Lafayette, Longmont, Louisville, Lyons, Nederland, Superior, Ward.

A Map of Boulder County, Colorado contains detailed information about roads and boundaries, these maps may include rural communities, churches, and cemeteries. There is a collection of old Colorado maps at

Boulder County, Colorado Courthouse Records

Boulder County, Colorado Courthouse
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Boulder County, CO Courthouse

The Boulder County Courthouse is located in Boulder, Colorado. Boulder was called Jackson County when it was part of Jefferson Territory. Learn More About State of Colorado Court, Tax, Land and Probate Records.

The Clerk's Office DOES NOT DO RESEARCH. 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 Boulder county. The date listed for each record is usually the earliest registration filed. The date does not indicate that there are alot records for that year and does not mean that all such events were actually filed with the clerk.

  • Boulder County Clerk & Recorder has Marriage Records from 1864 and has Land Records from 1864. 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.
  • Boulder County Clerk of Courts has Probate Records from 1864 ;  Estate files from 1862 are housed at the Colorado State Archives. and has Court Records from 1864.
  • Boulder County Public Health has Birth / Death Records from 1880–1909 / 1880–1903 ; City Hall in Boulder.

Boulder County, Colorado Census Records

Boulder County, Colorado Vital Records

Boulder County, Colorado Resources

Boulder County, Colorado External Links

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