DOUGLAS COUNTY, CO HISTORY AND LOOKUP
County History Books
*None Listed
Douglas County, Colorado: A Genealogical Overview
Located south of Denver, Douglas county blends a rugged, Western history of ranching and mining with modern, affluent suburban life. As one of Colorado’s original territorial counties, its records provide a window into the state’s earliest pioneer settlement, transportation corridors, and the development of the Front Range.
I. County Formation and Evolution
Understanding Douglas county’s status as an original county is the starting point for any genealogical research, as its records date back to the beginning of the Colorado Territory.
- 1861: County Formed: Douglas county was established on November 1, 1861. It was one of the original 17 counties created by the first Colorado Territorial Legislature.
- Parent County: It was created directly from the original, vast Arapahoe county, one of the six original counties of the Jefferson Territory.
- Name Origin: The county was named in honor of Stephen A. Douglas, an influential U.S. Senator from Illinois who was famous for his debates with Abraham Lincoln. Douglas died in June 1861, just before the county’s creation.
- County Seat History: The first county seat was Frankstown. In 1862, the seat moved to a location called California Ranch. In 1874, the county seat was officially established in the growing railroad and quarry town of Castle Rock, where it has remained ever since.
II. Settlement and Early History
- Early Inhabitants: The rolling hills and forested mesas were the traditional lands of the Ute, Cheyenne, and Arapaho peoples. The Cherokee Trail, an important pioneer and Gold Rush route, passed through the area, bringing some of the first American travelers.
- Settlement and Economy: Unlike its northern neighbors that were founded on farming, Douglas county’s early economy was driven by ranching, timber from the large pine forests, and mining. The county was particularly known for its quarries of rhyolite, a volcanic rock often called “lava stone,” which was used in the construction of prominent buildings in Denver and throughout the region.
- Railroads and Growth: The arrival of the Denver & Rio Grande Railway in 1871 was the single most important factor in the county’s development. It solidified Castle Rock as the center of commerce, allowed for the easy transport of stone and timber, and connected local ranchers to larger markets. In the late 20th century, the county transformed into a major, fast-growing suburban and exurban community within the Denver Metropolitan Area.
III. Genealogical Records and Resources
This section provides practical information for locating ancestral records specific to Douglas county.
- Courthouse and Government Center:
- Douglas County Clerk and Recorder: Located at the Douglas County Wilcox Building, 301 Wilcox Street, Castle Rock, CO 80104. This office is the primary repository for land records (deeds) and marriage licenses dating back to the county’s formation in 1861.
- Douglas County District Court: Located at the Douglas County Justice Center, 4000 Justice Way, Castle Rock, CO 80109. This court holds probate, civil, and other historical court records.
- Vital Records:
- Birth and Death Records: The Colorado Department of Public Health and Environment in Denver holds birth records from 1910 and death records from 1900. More recent certificates can often be obtained from the Tri-County Health Department, which serves Douglas county.
- Marriage Records: Marriage records from 1861 to the present are held by the Douglas County Clerk and Recorder.
- Libraries with Genealogy Collections:
- Douglas County Libraries: The main local history and genealogy collection is housed at the Philip S. Miller Library in Castle Rock.
- Douglas County History Research Center: This center, operated by the Douglas County Libraries and located at the Douglas County Fairgrounds, is an essential resource, holding archives, photographs, maps, and oral histories.
- Bordering Jurisdictions:
- Arapahoe county
- Elbert county
- El Paso county
- Jefferson county
- Teller county