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| County : | Jefferson County |
| State : | Pennsylvania (PA) |
| Land Area : | 652.43 sq mi |
| Water Area : | 4.37 sq mi |
| Latitude : | 41.1302871 |
| Longitude : | -78.9990439 |
| Population (2010): | 45,200 |
| Population Estimate (2012) : | 45,051 |
| Population Density : | 69.28/sq mi |
| Housing Units (2012) : | 22,434 |
| Median Household Income (2012) : | $40,719 (Pennsylvania : $52,267, USA : $53,046) |
| Median Family Income (2012) : | $50,671 (Pennsylvania : $65,980, USA : $64,585) |
| Median House Price (2012) : | $85,100 (Pennsylvania : $164,900, USA : $181,400) |
Jefferson County Cities / Towns
| Big Run Borough (624) | Brockway Borough (2,072) | Brookville Borough (3,924) |
| Corsica Borough (357) | Crenshaw (468) | Falls Creek Borough (1,037) |
| Punxsutawney Borough (5,962) | Reynoldsville Borough (2,759) | Summerville Borough (528) |
| Sykesville Borough (1,157) | Timblin Borough (157) | Worthville Borough (67) |
Jefferson County Zip Codes
| 15711 (412) | 15715 (621) | 15730 (69) |
| 15733 (108) | 15744 (105) | 15764 (163) |
| 15767 (14,668) | 15770 (184) | 15776 (52) |
| 15778 (140) | 15780 (148) | 15781 (94) |
| 15784 (67) | 15823 (1,431) | 15824 (5,407) |
| 15825 (9,562) | 15828 (286) | 15829 (1,274) |
| 15840 (1,993) | 15847 (255) | 15851 (6,671) |
| 15853 (6,578) | 15860 (1,065) | 15863 (225) |
| 15864 (1,845) | 15865 (1,295) | 16217 (101) |
| 16222 (2,526) | 16240 (1,533) |