| Zip Code : | 70380 |
| City : | Amelia, Bayou L'Ourse, Bayou Vista, Berwick town, Morgan city, Siracusaville |
| County : | St. Martin Parish, St. Mary Parish, Assumption Parish |
| State : | Louisiana (LA) |
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| Land Area : | 64.82 sq mi |
| Water Area : | 13.41 sq mi |
| Latitude : | 29.7316226 |
| Longitude : | -91.1340954 |
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| Population (2010): | 22,928 |
| Population Estimate (2012) : | 22,044 |
| Population Density : | 353.70/sq mi |
| Housing Units (2012) : | 10,107 |
| Median Household Income (2012) : | $42,202 (Louisiana : $44,673, USA : $53,046) |
| Median Family Income (2012) : | $51,040 (Louisiana : $56,047, USA : $64,585) |
| Median House Price (2012) : | $95,300 (Louisiana : $137,700, USA : $181,400) |