| City : | Joliet City |
| County : | Kendall County, Will County |
| State : | Illinois (IL) |
| | |
| Land Area : | 62.11 sq mi |
| Water Area : | 0.66 sq mi |
| Latitude : | 41.5180664 |
| Longitude : | -88.1583542 |
| | |
| Population (2010): | 147,433 |
| Population Estimate (2012) : | 147,098 |
| Population Density : | 2,373.61/sq mi |
| Housing Units (2012) : | 51,285 |
| Median Household Income (2012) : | $61,948 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $71,729 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $181,300 (Illinois : $190,800, USA : $181,400) |