| City : | Watchung Borough |
| County : | Boone County, Leelanau County, Somerset County |
| State : | New Jersey (NJ) |
| | |
| Land Area : | 6.03 sq mi |
| Water Area : | 0.03 sq mi |
| Latitude : | 40.6428449 |
| Longitude : | -74.4362333 |
| | |
| Population (2010): | 5,801 |
| Population Estimate (2012) : | 5,776 |
| Population Density : | 962.66/sq mi |
| Housing Units (2012) : | 2,234 |
| Median Household Income (2012) : | $108,048 (New Jersey : $71,637, USA : $53,046) |
| Median Family Income (2012) : | $141,306 (New Jersey : $87,389, USA : $64,585) |
| Median House Price (2012) : | $677,000 (New Jersey : $337,900, USA : $181,400) |