Yorketown is an unincorporated community and census-designated place (CDP) within Manalapan Township, in Monmouth County, in the U.S. state of New Jersey. At the 2020 census, the CDP's population was 6,739.

Manalapan Township is a township in western Monmouth County, in the U.S. state of New Jersey. The township is centrally located within the Raritan Valley region and is a part of the New York Metropolitan Area. As of the 2020 United States census, the township's population was 40,905, its highest decennial count ever and an increase of 2,033 (+5.2%) from the 2010 census count of 38,872, which in turn reflected an increase of 5,449 (+16.3%) from the 33,423 counted in the 2000 census.