| City : | Martensdale City |
| County : | Warren County |
| State : | Iowa (IA) |
| Land Area : | 0.39 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 41.3735889 |
| Longitude : | -93.7386263 |
| Population (2010): | 465 |
| Population Estimate (2012) : | 493 |
| Population Density : | 1,178.06/sq mi |
| Housing Units (2012) : | 198 |
| Median Household Income (2012) : | $55,179 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $57,750 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $122,400 (Iowa : $123,000, USA : $181,400) |