Applegarth, New Jersey

Wyckoffs Mills is an unincorporated community located along the border of Cranbury and Monroe townships in Middlesex County, in the U.S. state of New Jersey. Located at the intersection of Wyckoff Mills Road and Wyckoffs Mills Road, the area only contains lots containing residential structures; the remainder of the land is made up of farmland and wetlands. The Millstone River flows to the south of the settlement and a 500-kilovolt transmission line crosses the farmland to the north and south.

Old Church is an unincorporated community located within Monroe Township in Middlesex County, in the U.S. state of New Jersey. The settlement is named for a Presbyterian community that settled on the site but relocated to Cranbury c. 1740. Originally, the area was farmland. One of the farms in the area was the Dey Farm, in existence since the founding of Monroe Township in 1838 and the site of a command post used by George Washington during the Battle of Monmouth in 1778. Starting in 2004, the area experienced a major change from its agricultural roots to single-family residences on the south side of the area and age-restricted communities to the north. This redevelopment also caused the severing of the main north–south road, Old Church Road and the extension of Federal Road which formerly had its western end at Old Church Road to Applegarth Road. The a farmhouse named England House was moved 4,000 feet (1,200 m) to the Dey Farm site to preserve the area's history prior to the construction of the new houses in 2004.

Renaissance at Monroe is a planned community and census-designated place (CDP) in Monroe Township, Middlesex County, in the U.S. state of New Jersey. It is in the southwest part of the township, bordered to the east by Monroe Manor and to the east by East Windsor Township in Mercer County. New Jersey Route 33 forms the northern edge of the community; it is 1.5 miles (2.4 km) west to Exit 8 on the New Jersey Turnpike and 11 miles (18 km) east to Freehold. It was first listed as a CDP in the 2020 census with a population of 637.

Stonebridge is a gated community and census-designated place (CDP) in Monroe Township, Middlesex County, in the U.S. state of New Jersey. It is in the southwestern part of the township, bordered to the north, across Union Valley Road, by Clearbrook, to the west by Applegarth Road, and to the south by Federal Road. It is 5 miles (8 km) south of Jamesburg and 4 miles (6 km) northeast of Hightstown. The community was first listed as a CDP prior to the 2020 census.

Monroe Manor is a census-designated place (CDP) located in Monroe Township, Middlesex County, in the U.S. state of New Jersey. It is in the southernmost part of Middlesex County and consists of the developments of Monroe Manor and Monroe Place. It is bordered to the south by Millstone Township in Monmouth County and to the west by the Renaissance at Monroe development. New Jersey Route 33 forms the northern border of the CDP, leading west 2.5 miles (4.0 km) to Hightstown and east 11 miles (18 km) to Freehold. The area was first listed as a CDP prior to the 2020 census.

Twin Rivers is an unincorporated community and census-designated place (CDP) situated within East Windsor Township, in Mercer County, in the U.S. state of New Jersey. As of the 2020 United States census, Twin Rivers' population was 7,787 its highest decennial count ever and an increase of 344 (+4.6%) from the 7,443 recorded at the 2010 census, which in turn reflected an increase of 21 (+0.3%) from the 7,422 counted in the 2000 census. Twin Rivers was the first planned unit development in New Jersey.

Timber Run is a tributary of Rocky Brook in Mercer County, New Jersey in the United States.

Union Valley is an unincorporated community located within Monroe Township in Middlesex County, in the U.S. state of New Jersey. Two large age-restricted communities lie within the settlement today, Clearbrook Park and Concordia. Other than those two communities, the only other buildings in the area are medical offices and facilities and some single-family homes along Union Valley Road (part of County Route 615 west of the area).

Cranbury Station is an unincorporated community located within Cranbury Township in Middlesex County, in the U.S. state of New Jersey. The area immediately around the site of the former railroad station along the Camden and Amboy Railroad contains agricultural businesses and small homes. Hightstown-Cranbury Station Road is the main road through the settlement paralleling the railroad and Station Road (County Route 615) as a major road heading east and west through the area. Modern warehouses line Station Road and the nearby New Jersey Turnpike west of the station while large housing developments are located east of here in Monroe Township.

Clearbrook is a gated community and census-designated place (CDP) located in Monroe Township, Middlesex County, in the U.S. state of New Jersey. It is in the western part of the township, bordered to the north by Encore at Monroe and to the east by Concordia and The Ponds. It is 3.5 miles (5.6 km) southwest of Jamesburg and 5 miles (8 km) northeast of Hightstown. The CDP was named Clearbrook Park in the 2000 and 2010 censuses and renamed in 2020. As of the 2010 United States Census, the CDP's population was 2,667.

Encore at Monroe is a gated community and census-designated place (CDP) located in Monroe Township, Middlesex County, in the U.S. state of New Jersey. It is in the western part of the township, bordered to the south by Clearbrook. It is 3 miles (5 km) southwest of Jamesburg, 15 miles (24 km) south of New Brunswick, 6 miles (10 km) northeast of Hightstown, and 18 miles (29 km) northeast of Trenton. The community was first listed as a CDP prior to the 2020 census.

Concordia is an unincorporated community and census-designated place (CDP) located within Monroe Township, in Middlesex County, in the U.S. state of New Jersey. The CDP is oriented around the age restricted gated community of Concordia. As of the 2010 United States Census, the CDP's population was 3,092.