| County : | Preble County |
| State : | Ohio (OH) |
| Land Area : | 424.12 sq mi |
| Water Area : | 2.34 sq mi |
| Latitude : | 39.7379056 |
| Longitude : | -84.6453581 |
| Population (2010): | 42,270 |
| Population Estimate (2012) : | 42,240 |
| Population Density : | 99.67/sq mi |
| Housing Units (2012) : | 17,888 |
| Median Household Income (2012) : | $48,899 (Ohio : $48,246, USA : $53,046) |
| Median Family Income (2012) : | $57,882 (Ohio : $61,163, USA : $64,585) |
| Median House Price (2012) : | $116,800 (Ohio : $133,700, USA : $181,400) |
Preble County Cities / Towns
| Camden Village (2,046) | College Corner Village (407) | Eaton City (8,407) |
| Eldorado Village (509) | Gratis Village (881) | Lake Lakengren (3,383) |
| Lewisburg Village (1,820) | New Paris Village (1,629) | Verona Village (494) |
| West Alexandria Village (1,340) | West Elkton Village (197) | West Manchester Village (474) |
Preble County Zip Codes
| 45003 (697) | 45042 (26,451) | 45064 (2,857) |
| 45070 (192) | 45304 (7,300) | 45309 (12,123) |
| 45311 (6,367) | 45320 (15,691) | 45321 (931) |
| 45327 (8,917) | 45330 (834) | 45338 (5,298) |
| 45347 (4,324) | 45378 (407) | 45381 (5,509) |
| 45382 (1,269) |