| Zip Code : | 20853 |
| City : | Aspen Hill, Olney, Rockville city, Wheaton |
| County : | Montgomery County |
| State : | Maryland (MD) |
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| Land Area : | 9.01 sq mi |
| Water Area : | 0.09 sq mi |
| Latitude : | 39.1017131 |
| Longitude : | -77.0945621 |
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| Population (2010): | 29,673 |
| Population Estimate (2012) : | 29,548 |
| Population Density : | 3,293.46/sq mi |
| Housing Units (2012) : | 10,035 |
| Median Household Income (2012) : | $97,774 (Maryland : $72,999, USA : $53,046) |
| Median Family Income (2012) : | $109,710 (Maryland : $88,092, USA : $64,585) |
| Median House Price (2012) : | $442,000 (Maryland : $304,900, USA : $181,400) |