Commonwealth School
PrivateHighGrades 9–12Nonsectarian
151 Commonwealth Ave, Boston, MA 02116 · (617) 266-7525
Boston’s School Grade C− better than 18% of Massachusetts school districts
Students
154
Students per teacher
4:1
Setting
City
Grades
9–12
What stands out about Commonwealth School
- Small classes: 4 students per teacher
- Private school: it doesn’t take Massachusetts’s state tests
Location
Directions ↗151 Commonwealth Ave, Boston
Students
Enrollment by grade
Grade 942
Grade 1040
Grade 1138
Grade 1234
Who goes here
Asian 38%White 30%Two or more races 16%Hispanic 8%Black 8%
As reported to NCES, share of students with a reported race or ethnicity.
Parents talk
Questions and answers about Commonwealth School from Boston families.
School facts: U.S. Department of Education (NCES), 2023–2024 school year. Map: © OpenStreetMap contributors.