Montclair High School is a comprehensive four-year public high school located in Montclair, in Essex County, in the U.S. state of New Jersey, serving students in ninth through twelfth grades as the lone secondary school of the Montclair Public School District. The school has been accredited by the Middle States Association of Colleges and Schools Commission on Elementary and Secondary Schools since 1928.As of the 2021–22 school year, the school had an enrollment of 1,998 students and 154.6 classroom teachers (on an FTE basis), for a student–teacher ratio of 12.9:1. There were 249 students (12.5% of enrollment) eligible for free lunch, and 46 (2.3% of students) eligible for reduced-cost lunch. Source: Wikipedia (en)