| Zip Code : | 66780 |
| City : | Walnut city |
| County : | Bourbon County, Crawford County, Neosho County |
| State : | Kansas (KS) |
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| Land Area : | 108.01 sq mi |
| Water Area : | 0.49 sq mi |
| Latitude : | 37.6217282 |
| Longitude : | -95.0569331 |
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| Population (2010): | 589 |
| Population Estimate (2012) : | 878 |
| Population Density : | 5.45/sq mi |
| Housing Units (2012) : | 296 |
| Median Household Income (2012) : | $51,094 (Kansas : $51,273, USA : $53,046) |
| Median Family Income (2012) : | $64,306 (Kansas : $64,731, USA : $64,585) |
| Median House Price (2012) : | $56,100 (Kansas : $127,400, USA : $181,400) |