| City : | Swansea Village |
| County : | St. Clair County |
| State : | Illinois (IL) |
| | |
| Land Area : | 6.26 sq mi |
| Water Area : | 0.17 sq mi |
| Latitude : | 38.5512423 |
| Longitude : | -89.9878074 |
| | |
| Population (2010): | 13,430 |
| Population Estimate (2012) : | 13,495 |
| Population Density : | 2,146.85/sq mi |
| Housing Units (2012) : | 5,704 |
| Median Household Income (2012) : | $62,760 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $80,496 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $162,500 (Illinois : $190,800, USA : $181,400) |