| Zip Code : | 20878 |
| City : | Darnestown, Gaithersburg city, North Potomac, Travilah |
| County : | Montgomery County |
| State : | Maryland (MD) |
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| Land Area : | 21.83 sq mi |
| Water Area : | 0.44 sq mi |
| Latitude : | 39.1152090 |
| Longitude : | -77.2516098 |
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| Population (2010): | 62,446 |
| Population Estimate (2012) : | 62,983 |
| Population Density : | 2,859.99/sq mi |
| Housing Units (2012) : | 23,155 |
| Median Household Income (2012) : | $117,441 (Maryland : $72,999, USA : $53,046) |
| Median Family Income (2012) : | $136,663 (Maryland : $88,092, USA : $64,585) |
| Median House Price (2012) : | $528,500 (Maryland : $304,900, USA : $181,400) |