Bayville is an unincorporated community located within Berkeley Township in Ocean County, New Jersey, United States. The area is served as United States Postal Service ZIP Code 08721. As of the 2010 United States Census, the population for ZIP Code Tabulation Area (ZCTA) 08721 was 20,512. Central Regional High School is the local high school for the area.
Bayville was incorporated during the 2010 census when the population of zip code 08721 was 20,512.  Central Regional High School is the local high school serving the unincorporated area.  
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