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> Pennsylvania > Zip Code 18040
| Zip Code : | 18040 |
| City : | Martins Creek, Stockertown borough |
| County : | Northampton County |
| State : | Pennsylvania (PA) |
| Land Area : | 16.94 sq mi |
| Water Area : | 0.29 sq mi |
| Latitude : | 40.7460072 |
| Longitude : | -75.2256650 |
| Population (2010): | 15,742 |
| Population Estimate (2012) : | 15,572 |
| Population Density : | 929.29/sq mi |
| Housing Units (2012) : | 6,017 |
| Median Household Income (2012) : | $87,214 (Pennsylvania : $52,267, USA : $53,046) |
| Median Family Income (2012) : | $102,995 (Pennsylvania : $65,980, USA : $64,585) |
| Median House Price (2012) : | $253,600 (Pennsylvania : $164,900, USA : $181,400) |