| Zip Code : | 77360 |
| City : | Onalaska city |
| County : | Polk County |
| State : | Texas (TX) |
| Land Area : | 32.94 sq mi |
| Water Area : | 14.07 sq mi |
| Latitude : | 30.8462490 |
| Longitude : | -95.1175130 |
| Population (2010): | 5,280 |
| Population Estimate (2012) : | 4,771 |
| Population Density : | 160.30/sq mi |
| Housing Units (2012) : | 3,379 |
| Median Household Income (2012) : | $31,764 (Texas : $51,563, USA : $53,046) |
| Median Family Income (2012) : | $32,224 (Texas : $60,621, USA : $64,585) |
| Median House Price (2012) : | $61,800 (Texas : $128,000, USA : $181,400) |