| Zip Code : | 60004 |
| City : | Arlington Heights village, Buffalo Grove village, Mount Prospect village, Palatine village, Prospect Heights city |
| County : | Cook County |
| State : | Illinois (IL) |
| | |
| Land Area : | 11.08 sq mi |
| Water Area : | 0.03 sq mi |
| Latitude : | 42.1127796 |
| Longitude : | -87.9795423 |
| | |
| Population (2010): | 50,582 |
| Population Estimate (2012) : | 49,650 |
| Population Density : | 4,564.43/sq mi |
| Housing Units (2012) : | 21,177 |
| Median Household Income (2012) : | $81,039 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $102,172 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $351,200 (Illinois : $190,800, USA : $181,400) |