Best private K-12 schools in the Boston metro area

Stacker compiled a list of the best private K-12 schools in the Boston metro area using data from the Niche. Niche uses five weighted factors for its rankings: top colleges score, college enrollment, culture & diversity grade, parent / student surveys, and student teacher ratio. You can read more about the methodology here.

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#19. Fellowship Christian Academy

- Location: Methuen, MA
- Enrollment: 98 (6:1 student to teacher ratio)
- Niche grade: B-

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#18. Bethany Christian Academy

- Location: Mendon, MA
- Enrollment: 170 (9:1 student to teacher ratio)
- Niche grade: B

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#17. Calvary Chapel Academy

- Location: Rockland, MA
- Enrollment: 159 (9:1 student to teacher ratio)
- Niche grade: B+

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#16. St. Mary's Lynn

- Location: Lynn, MA
- Enrollment: 940 (17:1 student to teacher ratio)
- Niche grade: B+

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#15. Tabernacle Christian School

- Location: Litchfield, NH
- Enrollment: 37 (3:1 student to teacher ratio)
- Niche grade: A-

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#14. Lowell Catholic

- Location: Lowell, MA
- Enrollment: 684 (12:1 student to teacher ratio)
- Niche grade: A-

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#13. Clark School

- Location: Rowley, MA
- Enrollment: 169 (5:1 student to teacher ratio)
- Niche grade: A-

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#12. Arlington Catholic High School

- Location: Arlington, MA
- Enrollment: 886 (12:1 student to teacher ratio)
- Niche grade: A-

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#11. Bradford Christian Academy

- Location: Haverhill, MA
- Enrollment: 195 (9:1 student to teacher ratio)
- Niche grade: A

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#10. Covenant Christian Academy

- Location: Peabody, MA
- Enrollment: 441 (12:1 student to teacher ratio)
- Niche grade: A

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#9. Dexter Southfield

- Location: Brookline, MA
- Enrollment: 1,092 (6:1 student to teacher ratio)
- Niche grade: A

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#8. South Shore Christian Academy

- Location: Weymouth, MA
- Enrollment: 248 (9:1 student to teacher ratio)
- Niche grade: A

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#7. German International School Boston

- Location: Boston, MA
- Enrollment: 259 (5:1 student to teacher ratio)
- Niche grade: A+

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#6. Maimonides School

- Location: Brookline, MA
- Enrollment: 370 (6:1 student to teacher ratio)
- Niche grade: A+

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#5. Brimmer and May School

- Location: Chestnut Hill, MA
- Enrollment: 404 (4:1 student to teacher ratio)
- Niche grade: A+

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#4. International School of Boston

- Location: Cambridge, MA
- Enrollment: 526 (6:1 student to teacher ratio)
- Niche grade: A+

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#3. 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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#2. Buckingham Browne & Nichols School

- Location: Cambridge, MA
- Enrollment: 1,043 (7:1 student to teacher ratio)
- Niche grade: A+

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#1. Milton Academy

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