6. Commonwealth-Parkville School
Commonwealth-Parkville School is among the top 10 best private schools, Coed school located in San Juan, PR. It has 655 students in grades K-12 with a student-teacher ratio of 7 to 1. After graduation, 100% of students from this school go on to attend a 4-year college.
Address: PO Box 70177, San Juan, PR 00936