| Zip Code : | 20111 |
| City : | Buckhall, Loch Lomond, Manassas Park city, Yorkshire |
| County : | Prince William County, Manassas Park city |
| State : | Virginia (VA) |
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| Land Area : | 16.28 sq mi |
| Water Area : | 0.42 sq mi |
| Latitude : | 38.7489677 |
| Longitude : | -77.4278735 |
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| Population (2010): | 30,590 |
| Population Estimate (2012) : | 31,106 |
| Population Density : | 1,878.86/sq mi |
| Housing Units (2012) : | 10,074 |
| Median Household Income (2012) : | $86,178 (Virginia : $63,636, USA : $53,046) |
| Median Family Income (2012) : | $89,804 (Virginia : $76,566, USA : $64,585) |
| Median House Price (2012) : | $297,800 (Virginia : $249,700, USA : $181,400) |