| City : | Wellston City |
| County : | Lake County, St. Louis County |
| State : | Missouri (MO) |
| | |
| Land Area : | 0.93 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 38.6750017 |
| Longitude : | -90.2940610 |
| | |
| Population (2010): | 2,313 |
| Population Estimate (2012) : | 2,455 |
| Population Density : | 2,481.36/sq mi |
| Housing Units (2012) : | 999 |
| Median Household Income (2012) : | $24,868 (Missouri : $47,333, USA : $53,046) |
| Median Family Income (2012) : | $21,676 (Missouri : $59,395, USA : $64,585) |
| Median House Price (2012) : | $62,100 (Missouri : $138,400, USA : $181,400) |