Barnegat Light is a borough in Ocean County, in the U.S. state of New Jersey. As of the 2020 United States census, the borough's population was 640, an increase of 66 (+11.5%) from the 2010 census count of 574, which in turn reflected a decline of 190 (−24.9%) from the 764 counted in the 2000 census. The borough borders the Atlantic Ocean on Long Beach Island and is home to Barnegat Lighthouse.

Ocean County is a county located along the Jersey Shore in the south-central portion of the U.S. state of New Jersey, and the southernmost county in the New York metropolitan area. The county borders the Atlantic Ocean on the east and in terms of total area is the state's largest county. Its county seat is Toms River. The county is considered part of the Central Jersey region of the state, though it was not among the four counties explicitly listed as included in Central Jersey as part of legislation signed into law in 2023.