| City : | St. Marys City |
| County : | Elk County |
| State : | Pennsylvania (PA) |
| | |
| Land Area : | 99.32 sq mi |
| Water Area : | 0.20 sq mi |
| Latitude : | 41.4552835 |
| Longitude : | -78.5198750 |
| | |
| Population (2010): | 13,070 |
| Population Estimate (2012) : | 13,095 |
| Population Density : | 131.59/sq mi |
| Housing Units (2012) : | 6,124 |
| Median Household Income (2012) : | $48,419 (Pennsylvania : $52,267, USA : $53,046) |
| Median Family Income (2012) : | $56,988 (Pennsylvania : $65,980, USA : $64,585) |
| Median House Price (2012) : | $112,700 (Pennsylvania : $164,900, USA : $181,400) |