| City : | Greendale City |
| County : | Prince George County, St. Louis County |
| State : | Missouri (MO) |
| | |
| Land Area : | 0.20 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 38.6938802 |
| Longitude : | -90.3123679 |
| | |
| Population (2010): | 651 |
| Population Estimate (2012) : | 673 |
| Population Density : | 3,181.02/sq mi |
| Housing Units (2012) : | 329 |
| Median Household Income (2012) : | $58,571 (Missouri : $47,333, USA : $53,046) |
| Median Family Income (2012) : | $59,896 (Missouri : $59,395, USA : $64,585) |
| Median House Price (2012) : | $98,900 (Missouri : $138,400, USA : $181,400) |