| City : | Irwin City |
| County : | Creek County, Leavenworth County, Manitowoc County, Shelby County |
| State : | Iowa (IA) |
| | |
| Land Area : | 0.60 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 41.7901572 |
| Longitude : | -95.2067933 |
| | |
| Population (2010): | 341 |
| Population Estimate (2012) : | 389 |
| Population Density : | 571.76/sq mi |
| Housing Units (2012) : | 185 |
| Median Household Income (2012) : | $39,500 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $49,375 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $54,600 (Iowa : $123,000, USA : $181,400) |