| Zip Code : | 70570 |
| City : | Lawtell, Leonville town, Opelousas city, Washington town |
| County : | St. Landry Parish |
| State : | Louisiana (LA) |
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| Land Area : | 173.17 sq mi |
| Water Area : | 0.61 sq mi |
| Latitude : | 30.5336571 |
| Longitude : | -92.1049610 |
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| Population (2010): | 38,987 |
| Population Estimate (2012) : | 40,667 |
| Population Density : | 225.14/sq mi |
| Housing Units (2012) : | 16,110 |
| Median Household Income (2012) : | $31,424 (Louisiana : $44,673, USA : $53,046) |
| Median Family Income (2012) : | $39,640 (Louisiana : $56,047, USA : $64,585) |
| Median House Price (2012) : | $83,600 (Louisiana : $137,700, USA : $181,400) |