The Marine Academy of Science and Technology (MAST) is a coeducational four-year magnet public high school located in the Sandy Hook section of Middletown Township, in Monmouth County, New Jersey, United States, serving students in ninth through twelfth grade. The school offers learning in all subjects, specializing in marine technology and science. It is one of five career academies administered by the Monmouth County Vocational School District (MCVSD).