| Zip Code : | 21758 |
| City : | Brownsville, Brunswick city, Garretts Mill, Rosemont village, Sandy Hook, Yarrowsburg |
| County : | Frederick County, Washington County |
| State : | Maryland (MD) |
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| Land Area : | 32.43 sq mi |
| Water Area : | 2.43 sq mi |
| Latitude : | 39.3532044 |
| Longitude : | -77.6568162 |
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| Population (2010): | 4,921 |
| Population Estimate (2012) : | 5,005 |
| Population Density : | 151.74/sq mi |
| Housing Units (2012) : | 1,882 |
| Median Household Income (2012) : | $88,810 (Maryland : $72,999, USA : $53,046) |
| Median Family Income (2012) : | $92,500 (Maryland : $88,092, USA : $64,585) |
| Median House Price (2012) : | $279,700 (Maryland : $304,900, USA : $181,400) |