| County : | Jefferson Parish |
| State : | Louisiana (LA) |
| Land Area : | 295.63 sq mi |
| Water Area : | 369.79 sq mi |
| Latitude : | 29.5033000 |
| Longitude : | -90.0362310 |
| Population (2010): | 432,552 |
| Population Estimate (2012) : | 432,706 |
| Population Density : | 1,463.15/sq mi |
| Housing Units (2012) : | 189,135 |
| Median Household Income (2012) : | $48,522 (Louisiana : $44,673, USA : $53,046) |
| Median Family Income (2012) : | $60,835 (Louisiana : $56,047, USA : $64,585) |
| Median House Price (2012) : | $175,500 (Louisiana : $137,700, USA : $181,400) |
Jefferson Parish Cities / Towns
| Avondale (4,954) | Barataria (1,109) | Bridge City (7,706) |
| Elmwood (4,635) | Estelle (16,377) | Grand Isle Town (1,296) |
| Gretna City (17,736) | Harahan City (9,277) | Harvey (20,348) |
| Jean Lafitte Town (1,903) | Jefferson (11,193) | Kenner City (66,702) |
| Lafitte (972) | Marrero (33,141) | Metairie (138,481) |
| River Ridge (13,494) | Terrytown (23,319) | Timberlane (10,243) |
| Waggaman (10,015) | Westwego City (8,534) | Woodmere (12,080) |
Jefferson Parish Zip Codes
| 70001 (37,996) | 70002 (18,879) | 70003 (40,150) |
| 70005 (24,339) | 70006 (15,703) | 70036 (1,227) |
| 70053 (16,499) | 70056 (39,082) | 70058 (39,887) |
| 70062 (17,095) | 70065 (51,116) | 70067 (2,757) |
| 70072 (56,344) | 70094 (31,669) | 70121 (12,029) |
| 70123 (26,475) | 70358 (1,296) |