Fairhaven High School and Academy

Fairhaven High School is a public high school in Fairhaven, Massachusetts, United States. The main school building nicknamed "The Castle on the Hill" was built in 1905 and the current addition was added in 1996. The school is the only high school the Fairhaven Public Schools district. It is one of two high schools taking in Acushnet students, along with New Bedford High School of New Bedford Public Schools.

The Fairhaven Academy is a former private secondary school (built 1798) located on the northwest corner of the site. The academy building now serves as the Fairhaven Visitors Center and the Historical Society Museum.