Douglas County, Colorado Basics:
Douglas County Colorado - Government Site
Population: 298,417
Area: 840 square miles
County seat: Castle Rock
Area code(s) in use: 303
Time zone: MST
High school graduate or higher: 97.5%
Bachelor's degree or higher: 54.8%
Median household income: $101,108
Persons in poverty: 4.0%
Home ownership rate: 81.0%
Mean travel time to work: 27.3 minutes
Adjacent counties:
Arapahoe Denver El Paso Elbert Jefferson Park Teller