Total Enrollment: 605 Total Minority Enrollment: 98% Total eligible for free/reduced lunches: 94% Luis Muñoz Marin Middle School is part of Newark Public Schools and is located in the North Ward of Newark, New Jersey. Our school is named in honor of the first elected governor of Puerto Rico. The school consists of grades 5, 6, 7, and 8 including Bilingual and Special Needs students. The school population is about 600 students. There are 55 teachers on staff.