| City : | St. Marys City |
| County : | Lamar County, Pleasants County |
| State : | West Virginia (WV) |
| | |
| Land Area : | 1.02 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 39.3950542 |
| Longitude : | -81.2027577 |
| | |
| Population (2010): | 1,860 |
| Population Estimate (2012) : | 2,219 |
| Population Density : | 1,816.18/sq mi |
| Housing Units (2012) : | 954 |
| Median Household Income (2012) : | $39,750 (West Virginia : $40,400, USA : $53,046) |
| Median Family Income (2012) : | $57,326 (West Virginia : $51,770, USA : $64,585) |
| Median House Price (2012) : | $93,900 (West Virginia : $97,300, USA : $181,400) |