| Zip Code : | 22042 |
| City : | Annandale, Falls Church city, Idylwood, Merrifield, West Falls Church, Woodburn |
| County : | Fairfax County, Falls Church city |
| State : | Virginia (VA) |
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| Land Area : | 6.61 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 38.8650238 |
| Longitude : | -77.1971250 |
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| Population (2010): | 33,537 |
| Population Estimate (2012) : | 31,961 |
| Population Density : | 5,072.63/sq mi |
| Housing Units (2012) : | 12,495 |
| Median Household Income (2012) : | $90,737 (Virginia : $63,636, USA : $53,046) |
| Median Family Income (2012) : | $97,681 (Virginia : $76,566, USA : $64,585) |
| Median House Price (2012) : | $426,600 (Virginia : $249,700, USA : $181,400) |