Marlboro High School

Marlboro High School is a four-year comprehensive public high school located in Marlboro Township, in Monmouth County, in the U.S. state of New Jersey, serving students in ninth through twelfth grades as one of the six secondary schools of the Freehold Regional High School District. The school serves students from portions of Marlboro Township.

Marlboro High School hosts the Business Administration Magnet Program, a selective magnet program offered within Freehold Regional High School District, so there are students attending Marlboro High School from across the county. Students that are a part of the Business Administration Magnet Program take advanced classes that are more in-depth than regular classes. The school has been accredited by the Middle States Association of Colleges and Schools Commission on Elementary and Secondary Schools since 1974 and is accreditted until July 2025. Students at Marlboro High School all come from Marlboro Township, with other students from Marlboro attending Colts Neck High School. The Freehold Regional High School District serves students from Colts Neck Township, Englishtown, Farmingdale, Freehold Borough, Freehold Township, Howell Township, Manalapan Township and Marlboro Township. As of the 2023–24 school year, the school had an enrollment of 1,742 students and 111.0 classroom teachers (on an FTE basis), for a student–teacher ratio of 15.7:1. There were 100 students (5.7% of enrollment) eligible for free lunch and 22 (1.3% of students) eligible for reduced-cost lunch.