| City : | Plymouth City |
| County : | Cerro Gordo County |
| State : | Iowa (IA) |
| Land Area : | 0.44 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 43.2464336 |
| Longitude : | -93.1232438 |
| Population (2010): | 382 |
| Population Estimate (2012) : | 381 |
| Population Density : | 874.26/sq mi |
| Housing Units (2012) : | 180 |
| Median Household Income (2012) : | $47,237 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $54,028 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $79,200 (Iowa : $123,000, USA : $181,400) |