| Zip Code : | 62208 |
| City : | Belleville city, Caseyville village, East St. Louis city, Fairview Heights city, O'Fallon city, Swansea village |
| County : | St. Clair County |
| State : | Illinois (IL) |
| | |
| Land Area : | 13.37 sq mi |
| Water Area : | 0.09 sq mi |
| Latitude : | 38.5950794 |
| Longitude : | -90.0051376 |
| | |
| Population (2010): | 17,376 |
| Population Estimate (2012) : | 16,899 |
| Population Density : | 1,299.26/sq mi |
| Housing Units (2012) : | 8,044 |
| Median Household Income (2012) : | $60,965 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $73,134 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $131,300 (Illinois : $190,800, USA : $181,400) |