| Zip Code : | 62828 |
| City : | Belle Prairie City town, Dahlgren village |
| County : | Hamilton County |
| State : | Illinois (IL) |
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| Land Area : | 81.72 sq mi |
| Water Area : | 0.11 sq mi |
| Latitude : | 38.1945372 |
| Longitude : | -88.6016212 |
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| Population (2010): | 1,426 |
| Population Estimate (2012) : | 1,276 |
| Population Density : | 17.45/sq mi |
| Housing Units (2012) : | 621 |
| Median Household Income (2012) : | $40,156 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $56,016 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $82,000 (Illinois : $190,800, USA : $181,400) |