| City : | Hummelstown Borough |
| County : | Dauphin County, Hamilton County |
| State : | Pennsylvania (PA) |
| | |
| Land Area : | 1.23 sq mi |
| Water Area : | 0.08 sq mi |
| Latitude : | 40.2653424 |
| Longitude : | -76.7127768 |
| | |
| Population (2010): | 4,538 |
| Population Estimate (2012) : | 4,515 |
| Population Density : | 3,697.66/sq mi |
| Housing Units (2012) : | 2,050 |
| Median Household Income (2012) : | $56,902 (Pennsylvania : $52,267, USA : $53,046) |
| Median Family Income (2012) : | $71,351 (Pennsylvania : $65,980, USA : $64,585) |
| Median House Price (2012) : | $168,600 (Pennsylvania : $164,900, USA : $181,400) |