| Zip Code : | 20120 |
| City : | Centreville, Chantilly, Fair Lakes |
| County : | Fairfax County, Loudoun County |
| State : | Virginia (VA) |
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| Land Area : | 17.17 sq mi |
| Water Area : | 0.27 sq mi |
| Latitude : | 38.8564011 |
| Longitude : | -77.4763711 |
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| Population (2010): | 40,695 |
| Population Estimate (2012) : | 41,318 |
| Population Density : | 2,369.53/sq mi |
| Housing Units (2012) : | 14,217 |
| Median Household Income (2012) : | $110,213 (Virginia : $63,636, USA : $53,046) |
| Median Family Income (2012) : | $124,026 (Virginia : $76,566, USA : $64,585) |
| Median House Price (2012) : | $419,300 (Virginia : $249,700, USA : $181,400) |