| Zip Code : | 63401 |
| City : | Hannibal city, Rensselaer village |
| County : | Ralls County, Marion County |
| State : | Missouri (MO) |
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| Land Area : | 104.36 sq mi |
| Water Area : | 2.38 sq mi |
| Latitude : | 39.6906726 |
| Longitude : | -91.4566161 |
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| Population (2010): | 22,067 |
| Population Estimate (2012) : | 21,229 |
| Population Density : | 211.45/sq mi |
| Housing Units (2012) : | 9,750 |
| Median Household Income (2012) : | $39,636 (Missouri : $47,333, USA : $53,046) |
| Median Family Income (2012) : | $50,430 (Missouri : $59,395, USA : $64,585) |
| Median House Price (2012) : | $98,300 (Missouri : $138,400, USA : $181,400) |