| Zip Code : | 51040 |
| City : | Onawa city, Turin city |
| County : | Monona County |
| State : | Iowa (IA) |
| | |
| Land Area : | 152.22 sq mi |
| Water Area : | 2.14 sq mi |
| Latitude : | 42.0362361 |
| Longitude : | -96.0870485 |
| | |
| Population (2010): | 3,712 |
| Population Estimate (2012) : | 3,998 |
| Population Density : | 24.39/sq mi |
| Housing Units (2012) : | 1,906 |
| Median Household Income (2012) : | $40,260 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $55,833 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $82,000 (Iowa : $123,000, USA : $181,400) |