| Zip Code : | 70346 |
| City : | Donaldsonville city, Lemannville |
| County : | Ascension Parish |
| State : | Louisiana (LA) |
| | |
| Land Area : | 51.46 sq mi |
| Water Area : | 4.85 sq mi |
| Latitude : | 30.1537163 |
| Longitude : | -91.0032001 |
| | |
| Population (2010): | 10,925 |
| Population Estimate (2012) : | 11,131 |
| Population Density : | 212.31/sq mi |
| Housing Units (2012) : | 4,257 |
| Median Household Income (2012) : | $35,556 (Louisiana : $44,673, USA : $53,046) |
| Median Family Income (2012) : | $44,977 (Louisiana : $56,047, USA : $64,585) |
| Median House Price (2012) : | $96,800 (Louisiana : $137,700, USA : $181,400) |