| City : | St. Charles City |
| County : | St. Charles County |
| State : | Missouri (MO) |
| | |
| Land Area : | 23.65 sq mi |
| Water Area : | 0.38 sq mi |
| Latitude : | 38.7957023 |
| Longitude : | -90.5153643 |
| | |
| Population (2010): | 65,794 |
| Population Estimate (2012) : | 65,927 |
| Population Density : | 2,782.34/sq mi |
| Housing Units (2012) : | 28,590 |
| Median Household Income (2012) : | $57,428 (Missouri : $47,333, USA : $53,046) |
| Median Family Income (2012) : | $72,378 (Missouri : $59,395, USA : $64,585) |
| Median House Price (2012) : | $178,700 (Missouri : $138,400, USA : $181,400) |