| Zip Code : | 72840 |
| City : | Coal Hill city, Hartman city |
| County : | Johnson County |
| State : | Arkansas (AR) |
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| Land Area : | 52.32 sq mi |
| Water Area : | 2.60 sq mi |
| Latitude : | 35.4580905 |
| Longitude : | -93.6154270 |
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| Population (2010): | 2,149 |
| Population Estimate (2012) : | 2,146 |
| Population Density : | 41.07/sq mi |
| Housing Units (2012) : | 958 |
| Median Household Income (2012) : | $25,709 (Arkansas : $40,531, USA : $53,046) |
| Median Family Income (2012) : | $30,294 (Arkansas : $50,453, USA : $64,585) |
| Median House Price (2012) : | $57,800 (Arkansas : $106,300, USA : $181,400) |