Forked River is an unincorporated community and census-designated place (CDP) located within Lacey Township, in Ocean County, in the U.S. state of New Jersey. As of the 2020 United States census, the CDP's population was 5,274, an increase of 30 (+0.6%) from the 5,244 enumerated at the 2010 census, which in turn reflected an increase of 330 (+6.7%) from the 4.914 counted in the 2000 census.