Best private high schools in the Boston metro area

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May 22, 2025
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Best private high schools in the Boston metro area

Stacker compiled a list of the best private high schools in the Boston metro area using data from the Niche. Niche uses seven weighted factors for its rankings. A majority of the score is based on academics, but other factors include culture and diversity; sports; clubs and activities; resources; and surveys of parents, teachers, and students.

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#25. Newton Country Day School

- Location: Newton, MA
- Enrollment: 396 (6:1 student to teacher ratio)
- Niche grade: A+

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#24. Lexington Christian Academy

- Location: Lexington, MA
- Enrollment: 317 (9:1 student to teacher ratio)
- Niche grade: A+

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#23. Lawrence Academy

- Location: Groton, MA
- Enrollment: 415 (6:1 student to teacher ratio)
- Niche grade: A+

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#22. The Cambridge School of Weston

- Location: Weston, MA
- Enrollment: 308 (7:1 student to teacher ratio)
- Niche grade: A+

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#21. Beaver Country Day School

- Location: Chestnut Hill, MA
- Enrollment: 457 (4:1 student to teacher ratio)
- Niche grade: A+

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#20. The Newman School

- Location: Boston, MA
- Enrollment: 258 (6:1 student to teacher ratio)
- Niche grade: A+

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#19. International School of Boston

- Location: Cambridge, MA
- Enrollment: 576 (6:1 student to teacher ratio)
- Niche grade: A+

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#18. Dana Hall School

- Location: Wellelsey, MA
- Enrollment: 454 (6:1 student to teacher ratio)
- Niche grade: A+

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#17. St. Sebastian's School

- Location: Needham, MA
- Enrollment: 380 (5:1 student to teacher ratio)
- Niche grade: A+

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#16. The Rivers School

- Location: Weston, MA
- Enrollment: 534 (6:1 student to teacher ratio)
- Niche grade: A+

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#15. Brooks School

- Location: North Andover, MA
- Enrollment: 341 (5:1 student to teacher ratio)
- Niche grade: A+

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#14. The Winsor School

- Location: Boston, MA
- Enrollment: 450 (6:1 student to teacher ratio)
- Niche grade: A+

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#13. British International School of Boston

- Location: Boston (jamaica Plain), MA
- Enrollment: 543 (6:1 student to teacher ratio)
- Niche grade: A+

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#12. The Roxbury Latin School

- Location: West Roxbury, MA
- Enrollment: 309 (6:1 student to teacher ratio)
- Niche grade: A+

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#11. Buckingham Browne & Nichols School

- Location: Cambridge, MA
- Enrollment: 1,048 (7:1 student to teacher ratio)
- Niche grade: A+

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#10. Concord Academy

- Location: Concord, MA
- Enrollment: 416 (6:1 student to teacher ratio)
- Niche grade: A+

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#9. Belmont Hill School

- Location: Belmont, MA
- Enrollment: 465 (7:1 student to teacher ratio)
- Niche grade: A+

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#8. Milton Academy

- Location: Milton, MA
- Enrollment: 1,020 (6:1 student to teacher ratio)
- Niche grade: A+

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#7. St. Mark's School

- Location: Southborough, MA
- Enrollment: 377 (5:1 student to teacher ratio)
- Niche grade: A+

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#6. Boston University Academy

- Location: Boston, MA
- Enrollment: 245 (12:1 student to teacher ratio)
- Niche grade: A+

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#5. Middlesex School

- Location: Concord, MA
- Enrollment: 426 (5:1 student to teacher ratio)
- Niche grade: A+

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#4. Noble and Greenough School

- Location: Dedham, MA
- Enrollment: 631 (5:1 student to teacher ratio)
- Niche grade: A+

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#3. Commonwealth School

- Location: Boston, MA
- Enrollment: 157 (5:1 student to teacher ratio)
- Niche grade: A+

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#2. Phillips Academy Andover

- Location: Andover, MA
- Enrollment: 1,187 (5:1 student to teacher ratio)
- Niche grade: A+

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#1. Groton School

- Location: Groton, MA
- Enrollment: 383 (4:1 student to teacher ratio)
- Niche grade: A+

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