DOUGLAS COUNTY

Douglas County is part of the Denver-Aurora-Lakewood, Colorado, metropolitan statistical area. It is located midway between Colorado's two largest cities, Denver and Colorado Springs, and contains a portion of Aurora, the state's third-largest city... Douglas County, founded on November 1, 1861, is located in the U.S. state of Colorado. As of the 2010 census, the population was 285,465. The county seat is Castle Rock.

Primary location: Highlands Ranch United States