| Zip Code : | 21716 |
| City : | Brunswick city, Rosemont village |
| County : | Frederick County |
| State : | Maryland (MD) |
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| Land Area : | 3.23 sq mi |
| Water Area : | 0.67 sq mi |
| Latitude : | 39.3144530 |
| Longitude : | -77.6200192 |
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| Population (2010): | 4,885 |
| Population Estimate (2012) : | 4,881 |
| Population Density : | 1,512.47/sq mi |
| Housing Units (2012) : | 2,054 |
| Median Household Income (2012) : | $57,950 (Maryland : $72,999, USA : $53,046) |
| Median Family Income (2012) : | $66,290 (Maryland : $88,092, USA : $64,585) |
| Median House Price (2012) : | $189,600 (Maryland : $304,900, USA : $181,400) |