| City : | Roselle Borough |
| County : | Union County |
| State : | New Jersey (NJ) |
| | |
| Land Area : | 2.65 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 40.6522106 |
| Longitude : | -74.2601578 |
| | |
| Population (2010): | 21,085 |
| Population Estimate (2012) : | 21,103 |
| Population Density : | 7,953.59/sq mi |
| Housing Units (2012) : | 7,939 |
| Median Household Income (2012) : | $52,000 (New Jersey : $71,637, USA : $53,046) |
| Median Family Income (2012) : | $63,824 (New Jersey : $87,389, USA : $64,585) |
| Median House Price (2012) : | $258,900 (New Jersey : $337,900, USA : $181,400) |