| City : | Highland Park City |
| County : | Lake County |
| State : | Illinois (IL) |
| | |
| Land Area : | 12.20 sq mi |
| Water Area : | 0.03 sq mi |
| Latitude : | 42.1826282 |
| Longitude : | -87.8096438 |
| | |
| Population (2010): | 29,763 |
| Population Estimate (2012) : | 29,909 |
| Population Density : | 2,439.84/sq mi |
| Housing Units (2012) : | 12,256 |
| Median Household Income (2012) : | $115,321 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $140,105 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $521,700 (Illinois : $190,800, USA : $181,400) |