| Zip Code : | 20166 |
| City : | Arcola, Ashburn, Dulles Town Center, Oak Grove, Sterling, Stone Ridge |
| County : | Loudoun County |
| State : | Virginia (VA) |
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| Land Area : | 17.45 sq mi |
| Water Area : | 0.22 sq mi |
| Latitude : | 38.9865095 |
| Longitude : | -77.4559092 |
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| Population (2010): | 9,521 |
| Population Estimate (2012) : | 9,465 |
| Population Density : | 545.67/sq mi |
| Housing Units (2012) : | 3,464 |
| Median Household Income (2012) : | $100,668 (Virginia : $63,636, USA : $53,046) |
| Median Family Income (2012) : | $97,274 (Virginia : $76,566, USA : $64,585) |
| Median House Price (2012) : | $330,700 (Virginia : $249,700, USA : $181,400) |