| City : | Maryland Heights City |
| County : | St. Louis County |
| State : | Missouri (MO) |
| | |
| Land Area : | 21.83 sq mi |
| Water Area : | 1.52 sq mi |
| Latitude : | 38.7169113 |
| Longitude : | -90.4718145 |
| | |
| Population (2010): | 27,472 |
| Population Estimate (2012) : | 27,418 |
| Population Density : | 1,258.41/sq mi |
| Housing Units (2012) : | 13,092 |
| Median Household Income (2012) : | $55,095 (Missouri : $47,333, USA : $53,046) |
| Median Family Income (2012) : | $69,056 (Missouri : $59,395, USA : $64,585) |
| Median House Price (2012) : | $158,300 (Missouri : $138,400, USA : $181,400) |