John Marshal School No. 20 is a Public School in with 380 students, ranking it #726 in enrollments out of 1499 New Jersey Elementary Schools.
The 37 teachers at John Marshal School No. 20 teach grades KG through 8 and are responsible for 10.41 students on average, receiving a A grade in student-teacher ratio.
Based on several factors like math and ELA proficiency, diversity, and student-teacher ratio, John Marshal School No. 20 receives a rating of C+.