| City : | Herndon Borough |
| County : | Northumberland County |
| State : | Pennsylvania (PA) |
| | |
| Land Area : | 0.88 sq mi |
| Water Area : | 0.99 sq mi |
| Latitude : | 40.7123100 |
| Longitude : | -76.8526156 |
| | |
| Population (2010): | 324 |
| Population Estimate (2012) : | 319 |
| Population Density : | 368.09/sq mi |
| Housing Units (2012) : | 169 |
| Median Household Income (2012) : | $43,750 (Pennsylvania : $52,267, USA : $53,046) |
| Median Family Income (2012) : | $44,688 (Pennsylvania : $65,980, USA : $64,585) |
| Median House Price (2012) : | $77,300 (Pennsylvania : $164,900, USA : $181,400) |