Williamstown, New Jersey
Williamstown, New Jersey | |
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Ireland Hofer House in Williamstown, New Jersey | |
Map of Williamstown highlighted within Gloucester County. Right: Location of Gloucester County in New Jersey. | |
Williamstown Location in Gloucester County Williamstown Location in New Jersey Williamstown Location in the United States | |
| Coordinates: 39°41′03″N 74°58′08″W / 39.684113°N 74.968819°W | |
| Country | United States |
| State | New Jersey |
| County | Gloucester |
| Township | Monroe |
| Established | 1737 as Squankum 1842 as Williamstown |
| Area | |
• Total | 7.42 sq mi (19.23 km2) |
| • Land | 7.42 sq mi (19.22 km2) |
| • Water | 0.0039 sq mi (0.01 km2) 0.05% |
| Elevation | 141 ft (43 m) |
| Population (2020) | |
• Total | 15,082 |
| • Density | 2,032.3/sq mi (784.67/km2) |
| Time zone | UTC−05:00 (Eastern (EST)) |
| • Summer (DST) | UTC−04:00 (Eastern (EDT)) |
| ZIP Code | 08094 |
| Area code | 856 |
| FIPS code | 34-81380 |
| GNIS feature ID | 02390518 |
Williamstown is an unincorporated community and census-designated place (CDP) located in Monroe Township in Gloucester County, in the U.S. state of New Jersey. As of the 2020 census, Williamstown had a population of 15,082.