| City : | Grant City |
| County : | Montgomery County |
| State : | Iowa (IA) |
| Land Area : | 0.74 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 41.1423631 |
| Longitude : | -94.9853660 |
| Population (2010): | 92 |
| Population Estimate (2012) : | 71 |
| Population Density : | 124.67/sq mi |
| Housing Units (2012) : | 54 |
| Median Household Income (2012) : | $29,375 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $28,750 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $33,600 (Iowa : $123,000, USA : $181,400) |