| Zip Code : | 51401 |
| City : | Carroll city, Halbur city, Lidderdale city, Willey city |
| County : | Carroll County |
| State : | Iowa (IA) |
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| Land Area : | 175.09 sq mi |
| Water Area : | 0.24 sq mi |
| Latitude : | 42.0656606 |
| Longitude : | -94.8696601 |
| | |
| Population (2010): | 12,373 |
| Population Estimate (2012) : | 12,166 |
| Population Density : | 70.67/sq mi |
| Housing Units (2012) : | 5,579 |
| Median Household Income (2012) : | $48,388 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $65,427 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $120,100 (Iowa : $123,000, USA : $181,400) |