Mansfield Township, Warren County, New Jersey
Mansfield Township, New Jersey | |
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Looking east along Route 57 in Mansfield Township | |
Location of Mansfield Township in Warren County highlighted in yellow (right). Inset map: Location of Warren County in New Jersey highlighted in black (left). | |
Census Bureau map of Mansfield Township, Warren County, New Jersey | |
Location in Warren County Location in New Jersey | |
| Coordinates: 40°48′30″N 74°54′37″W / 40.808461°N 74.910234°W | |
| Country | United States |
| State | New Jersey |
| County | Warren |
| Formed | May 30, 1754, as Mansfield-Woodhouse Township |
| Incorporated | February 21, 1798 |
| Named after | William Murray, 1st Earl of Mansfield |
| Government | |
| • Type | Township |
| • Body | Township Committee |
| • Mayor | Joseph Watters (R, term ends December 31, 2023) |
| • Municipal clerk | Monica Orlando (acting) |
| Area | |
• Total | 29.69 sq mi (76.90 km2) |
| • Land | 29.59 sq mi (76.63 km2) |
| • Water | 0.11 sq mi (0.27 km2) 0.35% |
| • Rank | 90th of 565 in state 3rd of 22 in county |
| Elevation | 820 ft (250 m) |
| Population (2020) | |
• Total | 7,781 |
• Estimate (2023) | 7,876 |
| • Rank | 299th of 565 in state 4th of 22 in county |
| • Density | 263.0/sq mi (101.5/km2) |
| • Rank | 488th of 565 in state 12th of 22 in county |
| Time zone | UTC−05:00 (Eastern (EST)) |
| • Summer (DST) | UTC−04:00 (Eastern (EDT)) |
| ZIP Code | 07865 – Port Murray |
| Area code | 908 |
| FIPS code | 3404143320 |
| GNIS feature ID | 0882249 |
| Website | mansfieldtownship-nj |
Mansfield Township is a township in Warren County, in the U.S. state of New Jersey. As of the 2020 United States census, the township's population was 7,781, its highest decennial census count ever, and an increase of 56 (+0.7%) from the 2010 census count of 7,725, which in turn reflected an increase of 1,072 (+16.1%) from the 6,653 counted in the 2000 census.
What is now Mansfield Township was formed on May 30, 1754, as Mansfield-Woodhouse Township from portions of Greenwich Township, while the area was still part of Sussex County, and was incorporated as Mansfield Township on February 21, 1798, as one of New Jersey's initial group of 104 townships by an act of the New Jersey Legislature. The township became part of the newly formed Warren County on November 20, 1824. Portions of the township were taken to form Franklin Township (April 8, 1839) and Washington Township (April 9, 1849). The township was named after William Murray, 1st Earl of Mansfield.