Perry–Petty Farmstead

County House Mountain is a mountain in Warren County, New Jersey. The main peak rises to 1,142 feet (348 m), and is located in Mansfield Township. County House Mountain is separated from Oxford Mountain to the southwest at Sykes Gap, and is itself bifurcated at Stewart Gap; it forms a part of the divide between Pohatcong Creek and the Pequest River. It is part of the New York–New Jersey Highlands of the Appalachian Mountains.

Port Murray is an unincorporated community and census-designated place (CDP) located within Mansfield Township in Warren County, in the U.S. state of New Jersey, that was created as part of the 2010 United States Census. As of the 2010 Census, the CDP's population was 129.The community was long known by this name for its location on the Morris Canal and after Colonel James Boyles Murray, the third president of the Morris Canal and Banking Company.The area is served as United States Postal Service ZIP Code 07865.

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 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.

Port Colden is an unincorporated community and census-designated place (CDP) located within Washington Township, in Warren County, in the U.S. state of New Jersey, that was created as part of the 2010 United States Census. As of the 2010 Census, the CDP's population was 122.The community was named for its location on the Morris Canal and after Cadwallader D. Colden, president of the Morris Canal Company.

The Mansfield Township School District is a community public school district that serves students in pre-kindergarten through sixth grade from Mansfield Township, in Warren County, New Jersey, United States.As of the 2018–19 school year, the district, comprised of one school, had an enrollment of 607 students and 56.8 classroom teachers (on an FTE basis), for a student–teacher ratio of 10.7:1.The district is classified by the New Jersey Department of Education as being in District Factor Group "FG", the fourth-highest of eight groupings. District Factor Groups organize districts statewide to allow comparison by common socioeconomic characteristics of the local districts. From lowest socioeconomic status to highest, the categories are A, B, CD, DE, FG, GH, I and J.Public school students in seventh through twelfth grades attend the schools of the Warren Hills Regional School District, which also serves students from the municipalities of Franklin Township, Washington Borough and Washington Township, along with those from Oxford Township (for 9-12 only, attending on a tuition basis). Schools in the district (with 2018–19 enrollment data from the National Center for Education Statistics) are Warren Hills Regional Middle School with 542 students in grades 7 and 8 (located in Washington Borough) and Warren Hills Regional High School with 1,205 students in grades 9 - 12 (located in Washington Township).

Vacchiano Farm is a winery in the Port Colden section of Washington Township in Warren County, New Jersey, United States. A family produce and livestock farm since 1983, the vineyard was first planted in 2004, and began to sell its wine in 2009. Vacchiano has 11 acres of grapes under cultivation, and produces 2,500 cases of wine per year.

Baldpate Mountain is a peak in the New York–New Jersey Highlands of the Reading Prong of Upper Pohatcong Mountain in Warren County, New Jersey, United States. This peak rises to 1,165 feet (355 m), and is located in Mansfield Township.

The Warren Hills AVA is an American Viticultural Area located in Warren County, New Jersey. The Warren Hills region includes several small valleys formed by tributaries of the Delaware River. The valleys drain from northeast to southwest, and most vineyards in the area are planted on southeast-facing hill slopes. The region is primarily planted with French hybrid grapes. It has a hot-summer humid continental climate (Dfa) and is located in hardiness zones 6b and 7a.

Anderson is an unincorporated community and census-designated place (CDP) located within Mansfield Township, in Warren County, in the U.S. state of New Jersey, that was created as part of the 2010 United States census. As of the 2020 United States census, the CDP's population was 306, a decrease of 36 (-10.5%) from the 342 enumerated at the 2010 census.

Mount Bethel Methodist Church is a historic church in the Port Murray section of Mansfield Township, Warren County, New Jersey, United States. It was built in 1844 in Vernacular Greek Revival style. It was added to the National Register of Historic Places in 1980.

Penwell is an unincorporated community located within Lebanon Township in Hunterdon County, in the U.S. state of New Jersey.Penwell is a community in the north of Lebanon Township that was also most northern settlement in Hunterdon County. It was known as Penwell dating back to 1866 and was named after the Penn Well Mills on the Musconetcong River. When the property of Sylvanus Hoffman was advertised for sale in 1886, the village was described as being on the Washington Turnpike (now Route 57) and his land "along a stream".The Miller Farmstead, nearby, is listed on the National Register of Historic Places, and includes a historic stone arch bridge over the Musconetcong River.

The Oxford Tunnel, also known as the Van Nest Gap Tunnel, was one of seven tunnels built to complete the Warren Railroad, which formed part of Lackawanna Railroad's 400-mile mainline. The tunnel was completed in 1862, and was retrofitted with a gauntlet track by 1900.