| Zip Code : | 62801 |
| City : | Central City village, Centralia city, Hoffman village, Irvington village, Wamac city |
| County : | Washington County, Marion County, Clinton County, Jefferson County |
| State : | Illinois (IL) |
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| Land Area : | 136.52 sq mi |
| Water Area : | 1.68 sq mi |
| Latitude : | 38.5128629 |
| Longitude : | -89.1418366 |
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| Population (2010): | 22,415 |
| Population Estimate (2012) : | 22,613 |
| Population Density : | 164.19/sq mi |
| Housing Units (2012) : | 9,942 |
| Median Household Income (2012) : | $38,865 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $48,679 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $67,100 (Illinois : $190,800, USA : $181,400) |