| City : | Marne City |
| County : | Cass County, Dane County |
| State : | Iowa (IA) |
| Land Area : | 0.57 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 41.4489055 |
| Longitude : | -95.1107615 |
| Population (2010): | 120 |
| Population Estimate (2012) : | 73 |
| Population Density : | 208.77/sq mi |
| Housing Units (2012) : | 64 |
| Median Household Income (2012) : | $56,250 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $56,964 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $81,400 (Iowa : $123,000, USA : $181,400) |
Marne City Zip Codes
| 51552 (301) |