| County : | Jefferson Davis Parish |
| State : | Louisiana (LA) |
| Land Area : | 651.32 sq mi |
| Water Area : | 7.23 sq mi |
| Latitude : | 30.2695293 |
| Longitude : | -92.8162205 |
| Population (2010): | 31,594 |
| Population Estimate (2012) : | 31,529 |
| Population Density : | 48.51/sq mi |
| Housing Units (2012) : | 13,306 |
| Median Household Income (2012) : | $41,777 (Louisiana : $44,673, USA : $53,046) |
| Median Family Income (2012) : | $53,431 (Louisiana : $56,047, USA : $64,585) |
| Median House Price (2012) : | $85,100 (Louisiana : $137,700, USA : $181,400) |
Jefferson Davis Parish Cities / Towns
| Elton Town (1,128) | Fenton Village (379) | Jennings City (10,383) |
| Lacassine (480) | Lake Arthur Town (2,738) | Roanoke (546) |
| Welsh Town (3,226) |
Jefferson Davis Parish Zip Codes
| 70532 (2,685) | 70546 (16,425) | 70549 (3,948) |
| 70581 (929) | 70591 (5,299) | 70640 (301) |
| 70647 (8,703) | 70648 (8,026) | 70650 (435) |
| 70657 (4,315) |