Douglas County, Colorado
Douglas County is a county in Colorado. Its county FIPS code is 08035. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 08035
- Representative coordinates
- 39.325414, -104.925987
- County type
- County
- County seat or government
- Castle Rock
- Resident population, July 2025
- 399,396
- Land area
- 2,177.889 km²
- Water area
- 6.796 km²
- State
- Colorado
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Douglas County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/Denver | UTC-07:00 in January; UTC-06:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
80016 · 80104 · 80106 · 80107 · 80108 · 80109 · 80112 · 80116 · 80118 · 80120 · 80124 · 80125 · 80126 · 80129 · 80130 · 80131 · 80134 · 80135 · 80138
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Use the US government local-office directory ↗ to find the office responsible for your address. A county website has not been confidently matched here. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Acres Green CDP, CO
- Aurora city, CO
- Castle Pines city, CO
- Castle Pines Village CDP, CO
- Castle Rock town, CO
- Franktown CDP, CO
- Grand View Estates CDP, CO
- Highlands Ranch CDP, CO
- Larkspur town, CO
- Littleton city, CO
- Lone Tree city, CO
- Louviers CDP, CO
- Meridian CDP, CO
- Meridian Village CDP, CO
- Parker town, CO
- Perry Park CDP, CO
- Roxborough Park CDP, CO
- Sedalia CDP, CO
- Sierra Ridge CDP, CO
- Stepping Stone CDP, CO
- Sterling Ranch CDP, CO
- Stonegate CDP, CO
- The Pinery CDP, CO
- Westcreek CDP, CO
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.