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| County : | Columbia County |
| State : | Pennsylvania (PA) |
| Land Area : | 483.11 sq mi |
| Water Area : | 7.05 sq mi |
| Latitude : | 41.0455174 |
| Longitude : | -76.4042599 |
| Population (2010): | 67,295 |
| Population Estimate (2012) : | 66,984 |
| Population Density : | 139.30/sq mi |
| Housing Units (2012) : | 29,498 |
| Median Household Income (2012) : | $44,680 (Pennsylvania : $52,267, USA : $53,046) |
| Median Family Income (2012) : | $56,594 (Pennsylvania : $65,980, USA : $64,585) |
| Median House Price (2012) : | $134,700 (Pennsylvania : $164,900, USA : $181,400) |
Columbia County Cities / Towns
| Almedia (1,078) | Aristes (311) | Benton Borough (824) |
| Berwick Borough (10,477) | Bloomsburg Town (14,855) | Briar Creek Borough (660) |
| Buckhorn (318) | Catawissa Borough (1,552) | Centralia Borough (10) |
| Espy (1,642) | Eyers Grove (105) | Fernville (556) |
| Foundryville (256) | Iola (144) | Jamison City (134) |
| Jerseytown (184) | Jonestown (64) | Lightstreet (1,093) |
| Lime Ridge (890) | Locustdale (177) | Mainville (132) |
| Mifflinville (1,253) | Millville Borough (948) | Numidia (244) |
| Orangeville Borough (508) | Rohrsburg (145) | Rupert (183) |
| Slabtown (156) | Stillwater Borough (209) | Waller (48) |
| Wilburton Number One (196) | Wilburton Number Two (96) |
Columbia County Zip Codes
| 17756 (12,408) | 17774 (1,277) | 17814 (4,860) |
| 17815 (30,967) | 17820 (5,556) | 17821 (18,219) |
| 17824 (4,115) | 17846 (3,738) | 17859 (3,106) |
| 17878 (1,528) | 17888 (326) | 17920 (331) |
| 17921 (7,676) | 17945 (180) | 17985 (1,226) |
| 18603 (19,320) | 18631 (1,286) | 18635 (3,881) |
| 18655 (6,278) |