Huff House and Farmstead

Pleasant Run is a tributary of the South Branch Raritan River in central New Jersey in the United States. Pleasant Run is approximately 7 miles (11 km) in length, running from its headwaters near Cushetunk Mountain, a plutonic intrusion of igneous rock surrounding Round Valley Reservoir, through Readington and Branchburg, to its convergence with the South Branch Raritan River near River Road in Branchburg. Pleasant Run was originally called Campbell's Brook after John Campbell of Piscataway. Campbell in 1685, was granted a strip of land extending west from the South Branch and which surrounded Pleasant Run.

Neshanic Mills is a 5-acre (2.0 ha) historic district on the South Branch Raritan River along River Road and Mill Lane at Neshanic Station in Somerset County, New Jersey, United States. The district was added to the National Register of Historic Places on January 9, 1978, for its significance in engineering, industry, transportation, and settlement. It includes 4 contributing buildings and 2 contributing structures.

Neshanic Station is an unincorporated community and census-designated place (CDP) located within Branchburg and extending into Hillsborough Township, Somerset County, in the U.S. state of New Jersey. In 2016 most of the village was listed on the National Register of Historic Places as the Neshanic Station Historic District.

Neshanic is an unincorporated community and census-designated place (CDP) located within Hillsborough Township, in Somerset County, in the U.S. state of New Jersey. It is located near the South Branch Raritan River. The Neshanic Historic District was listed on the National Register of Historic Places in 1979.

South Branch is an unincorporated community located within Hillsborough Township in Somerset County, in the U.S. state of New Jersey. The community is named for and is located along the South Branch Raritan River. The South Branch Historic District encompassing the village was listed on the state and national registers of historic places in 1977.

The South Branch Schoolhouse, also known as the Little Red Schoolhouse, is a historic building located at 2120 South Branch Road in the township of Branchburg in Somerset County, New Jersey, United States. It was built in 1873 with Late Victorian / Italianate style. The schoolhouse was added to the National Register of Historic Places on March 30, 2005 for its significance in architecture and education.

Flagtown is an unincorporated community and census-designated place located within Hillsborough Township, in Somerset County, in the U.S. state of New Jersey.

Centerville was a hamlet within Readington Township in Hunterdon County, in the U.S. state of New Jersey. The community was located along Campbell's Brook (now Pleasant Run) and Old York Road. Centerville grew up because of a tavern that marked the halfway point on the long Swift Sure Stage Line route from New York to Philadelphia. The hamlet had a school, a store, a post office, a church and blacksmith. When the railroads and newer roads were built, Centerville saw few visitors and today all the buildings there are residences.

Sourland Mountain is a 17 miles (27 km) long ridge in central New Jersey, U.S., extending from the Delaware River at Lambertville to the western end of Hillsborough Township near the community of Neshanic, through Montgomery Township and into Hopewell Township in Mercer County. It comprises the largest contiguous forest in Central Jersey, nearly 90 square miles (233 km2) in area. The highest point is only 568 feet (173 m) above sea level, but the way it rises steeply from the surrounding farmland has earned it the title of 'mountain'. The ridge itself sits within a larger area of rough terrain called The Sourlands.

Holland Brook is a tributary of the South Branch Raritan River in Hunterdon and Somerset Counties, New Jersey in the United States. Holland Brook flows through Readington and Branchburg. It is the last tributary of the South Branch Raritan River before it combines with the North Branch Raritan River. The brook is over seven miles in length running from its headwaters near Cushetunk Mountain, a plutonic intrusion of igneous rock surrounding Round Valley Reservoir, to its convergence with the South Branch Raritan River near Studdiford Drive in Branchburg. The brook is ten to twenty feet across most of its length. It changes over 300 feet in elevation from its headwaters to its convergence with the Raritan River. Holland Brook was originally named Holland's Brook for Thomas Holland of Piscataway, who was married to Winifred Pound. Thomas Holland was a descendant of the translator Philemon Holland. Holland was an early property owner along the brook, although he never resided there. The recorded Lenape name for the Brook was Amanmechunk. This word in the Unami dialect meant large creek.

Branchburg is a township in Somerset County, in the U.S. state of New Jersey. As of the 2020 United States census, the township's population was 14,940, an increase of 481 (+3.3%) from the 2010 census count of 14,459, which in turn reflected a decline of 107 (−0.7%) from the 14,566 counted in the 2000 census.While the area of today's Branchburg has a history antedating the American Revolutionary War, the township itself was incorporated by an act of the New Jersey Legislature on April 5, 1845, from portions of Bridgewater Township. The township is named for its location at a point where branches of the Raritan River merge.

The Andrew Ten Eyck House is a historic farm house located at 671 Old York Road in the township of Branchburg in Somerset County, New Jersey. It was added to the National Register of Historic Places on May 6, 2004, for its significance in architecture.