Messalonskee High School is a public high school located in Oakland, Maine. It serves all high school students in the RSU 18 school unit, which includes Oakland, Sidney, Belgrade, China and Rome. The school was founded in 1969 and currently has slightly more than 900 students enrolled. The campus features a 650-seat performing arts center that was built for the school in 1993. In 2005, the district dedicated the Performing Arts Center to former superintendent J. Duke Albanese.