| County : | Douglas County |
| State : | Colorado (CO) |
| Land Area : | 840.24 sq mi |
| Water Area : | 2.62 sq mi |
| Latitude : | 39.3264348 |
| Longitude : | -104.9261993 |
| Population (2010): | 285,465 |
| Population Estimate (2012) : | 286,883 |
| Population Density : | 339.74/sq mi |
| Housing Units (2012) : | 106,859 |
| Median Household Income (2012) : | $101,108 (Colorado : $58,244, USA : $53,046) |
| Median Family Income (2012) : | $111,912 (Colorado : $72,455, USA : $64,585) |
| Median House Price (2012) : | $335,300 (Colorado : $236,800, USA : $181,400) |
Douglas County Cities / Towns
| Acres Green (3,007) | Aurora City (325,078) | Castle Pines (3,614) |
| Castle Pines North City (10,360) | Castle Rock Town (48,231) | Franktown (395) |
| Grand View Estates (528) | Highlands Ranch (96,713) | Larkspur Town (183) |
| Littleton City (41,737) | Lone Tree City (10,218) | Louviers (269) |
| Meridian (2,970) | Parker Town (45,297) | Perry Park (1,646) |
| Roxborough Park (9,099) | Sedalia (206) | Stonegate (8,962) |
| The Pinery (10,517) | Westcreek (129) |
Douglas County Zip Codes
| 80016 (41,219) | 80104 (27,588) | 80106 (4,232) |
| 80108 (22,612) | 80109 (17,219) | 80112 (29,217) |
| 80116 (3,942) | 80118 (5,308) | 80120 (28,435) |
| 80124 (18,020) | 80125 (10,190) | 80126 (39,698) |
| 80129 (27,007) | 80130 (27,054) | 80131 (243) |
| 80133 (2,042) | 80134 (55,075) | 80135 (3,833) |
| 80138 (29,786) |