| City : | Old Jefferson |
| County : | East Baton Rouge Parish |
| State : | Louisiana (LA) |
| | |
| Land Area : | 3.52 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 30.3775550 |
| Longitude : | -91.0060009 |
| | |
| Population (2010): | 6,980 |
| Population Estimate (2012) : | 6,520 |
| Population Density : | 1,983.95/sq mi |
| Housing Units (2012) : | 2,930 |
| Median Household Income (2012) : | $70,377 (Louisiana : $44,673, USA : $53,046) |
| Median Family Income (2012) : | $87,368 (Louisiana : $56,047, USA : $64,585) |
| Median House Price (2012) : | $165,300 (Louisiana : $137,700, USA : $181,400) |