| City : | Spanish Lake |
| County : | St. Louis County |
| State : | Missouri (MO) |
| | |
| Land Area : | 7.42 sq mi |
| Water Area : | 0.11 sq mi |
| Latitude : | 38.7885357 |
| Longitude : | -90.2077975 |
| | |
| Population (2010): | 19,650 |
| Population Estimate (2012) : | 20,313 |
| Population Density : | 2,647.15/sq mi |
| Housing Units (2012) : | 8,899 |
| Median Household Income (2012) : | $32,240 (Missouri : $47,333, USA : $53,046) |
| Median Family Income (2012) : | $44,555 (Missouri : $59,395, USA : $64,585) |
| Median House Price (2012) : | $107,500 (Missouri : $138,400, USA : $181,400) |