| Zip Code : | 22031 |
| City : | Fairfax city, Mantua, Merrifield, Oakton, Vienna town, Woodburn |
| County : | Fairfax County, Fairfax city |
| State : | Virginia (VA) |
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| Land Area : | 6.81 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 38.8595311 |
| Longitude : | -77.2585471 |
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| Population (2010): | 29,795 |
| Population Estimate (2012) : | 31,342 |
| Population Density : | 4,377.86/sq mi |
| Housing Units (2012) : | 12,048 |
| Median Household Income (2012) : | $106,119 (Virginia : $63,636, USA : $53,046) |
| Median Family Income (2012) : | $120,363 (Virginia : $76,566, USA : $64,585) |
| Median House Price (2012) : | $477,500 (Virginia : $249,700, USA : $181,400) |