| Zip Code : | 63957 |
| City : | Mill Spring village, Piedmont city |
| County : | Reynolds County, Wayne County |
| State : | Missouri (MO) |
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| Land Area : | 191.60 sq mi |
| Water Area : | 2.45 sq mi |
| Latitude : | 37.1229796 |
| Longitude : | -90.6482664 |
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| Population (2010): | 5,440 |
| Population Estimate (2012) : | 5,985 |
| Population Density : | 28.39/sq mi |
| Housing Units (2012) : | 3,244 |
| Median Household Income (2012) : | $31,902 (Missouri : $47,333, USA : $53,046) |
| Median Family Income (2012) : | $44,141 (Missouri : $59,395, USA : $64,585) |
| Median House Price (2012) : | $84,700 (Missouri : $138,400, USA : $181,400) |