| City : | Naperville City |
| County : | Contra Costa County, Dupage County, Will County |
| State : | Illinois (IL) |
| | |
| Land Area : | 38.77 sq mi |
| Water Area : | 0.55 sq mi |
| Latitude : | 41.7491725 |
| Longitude : | -88.1620190 |
| | |
| Population (2010): | 141,853 |
| Population Estimate (2012) : | 142,143 |
| Population Density : | 3,658.93/sq mi |
| Housing Units (2012) : | 52,270 |
| Median Household Income (2012) : | $108,252 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $125,887 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $384,500 (Illinois : $190,800, USA : $181,400) |