| Zip Code : | 62258 |
| City : | Fayetteville village, Mascoutah city, New Baden village |
| County : | St. Clair County |
| State : | Illinois (IL) |
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| Land Area : | 73.49 sq mi |
| Water Area : | 0.90 sq mi |
| Latitude : | 38.4608969 |
| Longitude : | -89.7820813 |
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| Population (2010): | 9,199 |
| Population Estimate (2012) : | 9,160 |
| Population Density : | 125.18/sq mi |
| Housing Units (2012) : | 3,745 |
| Median Household Income (2012) : | $66,746 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $76,304 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $147,800 (Illinois : $190,800, USA : $181,400) |