| County : | Assumption Parish |
| State : | Louisiana (LA) |
| Land Area : | 338.66 sq mi |
| Water Area : | 25.87 sq mi |
| Latitude : | 29.8998836 |
| Longitude : | -91.0505282 |
| Population (2010): | 23,421 |
| Population Estimate (2012) : | 23,321 |
| Population Density : | 69.16/sq mi |
| Housing Units (2012) : | 10,351 |
| Median Household Income (2012) : | $46,410 (Louisiana : $44,673, USA : $53,046) |
| Median Family Income (2012) : | $54,197 (Louisiana : $56,047, USA : $64,585) |
| Median House Price (2012) : | $88,900 (Louisiana : $137,700, USA : $181,400) |
Assumption Parish Cities / Towns
| Bayou L'ourse (1,978) | Belle Rose (1,902) | Labadieville (1,854) |
| Napoleonville Village (660) | Paincourtville (911) | Pierre Part (3,169) |
| Supreme (1,052) |
Assumption Parish Zip Codes
| 70301 (43,037) | 70339 (6,033) | 70341 (4,449) |
| 70372 (2,518) | 70380 (22,928) | 70390 (6,969) |
| 70391 (202) | 70393 (774) |