St Mary School is a Private School serving the Gloucester County community. Located in Williamstown, NJ, the Co-educational private school teaches Pre-K to Grade 8, with a Roman Catholic religious orientation.
As of the last reported school year in 2019-2020, 478 students attended St Mary School with a student to teacher ratio of 15.54, earning a ratio grade of F. St Mary School ranks #54 in size compared to all New Jersey private schools.
If a diverse private school is essential, St Mary School ranks #446 in New Jersey for diversity, earning a grade of D.