| Zip Code : | 50136 |
| City : | Keswick city, Thornburg city |
| County : | Iowa County, Keokuk County |
| State : | Iowa (IA) |
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| Land Area : | 38.84 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 41.4695015 |
| Longitude : | -92.2927644 |
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| Population (2010): | 445 |
| Population Estimate (2012) : | 401 |
| Population Density : | 11.46/sq mi |
| Housing Units (2012) : | 216 |
| Median Household Income (2012) : | $57,321 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $67,500 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $69,500 (Iowa : $123,000, USA : $181,400) |