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> Pennsylvania > Zip Code 15857
| Zip Code : | 15857 |
| City : | St. Marys city |
| County : | Elk County |
| State : | Pennsylvania (PA) |
| Land Area : | 100.15 sq mi |
| Water Area : | 0.20 sq mi |
| Latitude : | 41.4552835 |
| Longitude : | -78.5198750 |
| Population (2010): | 13,212 |
| Population Estimate (2012) : | 13,232 |
| Population Density : | 131.92/sq mi |
| Housing Units (2012) : | 6,190 |
| Median Household Income (2012) : | $48,403 (Pennsylvania : $52,267, USA : $53,046) |
| Median Family Income (2012) : | $56,988 (Pennsylvania : $65,980, USA : $64,585) |
| Median House Price (2012) : | $113,300 (Pennsylvania : $164,900, USA : $181,400) |