| City : | Glen Gardner Borough |
| County : | Hunterdon County, Palm Beach County, Washington County |
| State : | New Jersey (NJ) |
| | |
| Land Area : | 1.52 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 40.7003525 |
| Longitude : | -74.9396025 |
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| Population (2010): | 1,704 |
| Population Estimate (2012) : | 1,729 |
| Population Density : | 1,117.77/sq mi |
| Housing Units (2012) : | 825 |
| Median Household Income (2012) : | $71,515 (New Jersey : $71,637, USA : $53,046) |
| Median Family Income (2012) : | $96,071 (New Jersey : $87,389, USA : $64,585) |
| Median House Price (2012) : | $224,600 (New Jersey : $337,900, USA : $181,400) |