| Zip Code : | 20164 |
| City : | Cascades, Dulles Town Center, Lowes Island, Oak Grove, Sterling, Sugarland Run |
| County : | Loudoun County |
| State : | Virginia (VA) |
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| Land Area : | 7.41 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 39.0132988 |
| Longitude : | -77.3950669 |
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| Population (2010): | 37,747 |
| Population Estimate (2012) : | 36,201 |
| Population Density : | 5,093.71/sq mi |
| Housing Units (2012) : | 12,565 |
| Median Household Income (2012) : | $87,142 (Virginia : $63,636, USA : $53,046) |
| Median Family Income (2012) : | $91,298 (Virginia : $76,566, USA : $64,585) |
| Median House Price (2012) : | $310,300 (Virginia : $249,700, USA : $181,400) |