| Zip Code : | 50108 |
| City : | Grand River city |
| County : | Clarke County, Decatur County |
| State : | Iowa (IA) |
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| Land Area : | 72.76 sq mi |
| Water Area : | 0.06 sq mi |
| Latitude : | 40.8256431 |
| Longitude : | -93.9526600 |
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| Population (2010): | 471 |
| Population Estimate (2012) : | 551 |
| Population Density : | 6.47/sq mi |
| Housing Units (2012) : | 267 |
| Median Household Income (2012) : | $32,125 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $34,167 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $85,900 (Iowa : $123,000, USA : $181,400) |