Private School Review - Established 2003
British International School Of Boston
International School Of Boston
The Newman School Top 10 ยท Highest Avg. ACT Score (MA)

Best Massachusetts Private Schools Belonging to International Baccalaureate World School (IB) (2026-27)

For the 2026-27 school year, there are 3 private schools belonging to International Baccalaureate World School (IB) serving 1,320 students in Massachusetts. You can also find more schools membership associations in Massachusetts.
The top ranked private schools belonging to International Baccalaureate World School (IB) in Massachusetts include British International School Of Boston, The Newman School, and International School Of Boston.
The average acceptance rate is 50%, which is lower than the Massachusetts private school average acceptance rate of 71%.

Quick Facts (2026-27)

  • # Private Schools: 3

Quick Facts (2026-27)

  • # Private Schools: 3

Top Ranked Private Schools Belonging to International Baccalaureate World School (IB) in Massachusetts (2026-27)

The Newman School Photo
The Newman School
Gr: 7-12 | 258 students
Avg. class size: 12 students
Sports: 8 | Extracurriculars: 16
247 Marlborough Street
Boston, MA 02116
(617) 267-4530
(4)
View Profile
British International School Of Boston Photo
British International School Of Boston
Gr: PK-12 | 522 students
Avg. class size: 15 students
Sports: 7 | Extracurriculars: 12
Alternative School
416 Pond Street
Jamaica Plain, MA 02130
(617) 522-2261
(8)
View Profile
International School Of Boston Photo
International School Of Boston
Gr: NS-12 | 540 students
Avg. class size: 14 students
Sports: 4 | Extracurriculars: 56
Specialized Curriculum
45 Matignon Road
Cambridge, MA 02140
(617) 499-1451
(3)
View Profile

Frequently Asked Questions

What are the top ranked private schools belonging to International Baccalaureate World School (IB) in Massachusetts?
The top ranked private schools belonging to International Baccalaureate World School (IB) in Massachusetts include British International School Of Boston, The Newman School, and International School Of Boston.
How many private schools belonging to International Baccalaureate World School (IB) are located in Massachusetts?
3 private schools belonging to International Baccalaureate World School (IB) are located in Massachusetts.
3
Private Schools
1,320
Students
$30,041
Avg. Tuition
15%
Students of Color
7:1
Student-Teacher Ratio

Recent Articles

When Your Child Outpaces the Private School Curriculum
When Your Child Outpaces the Private School Curriculum
Learn what parents can do when a child finishes private school coursework early, including acceleration, curriculum compacting, advanced classes, enrichment, and signs the school needs a new plan.
How Much Teacher Access Does Your Child Get?
How Much Teacher Access Does Your Child Get?
Learn how to evaluate teacher access at private schools, including extra-help time, advising, communication, academic support, and the questions families should ask before choosing a school today.
When a Private School Teacher Leaves Midyear
When a Private School Teacher Leaves Midyear
When a private school teacher leaves midyear, parents need clear answers. Learn what schools should do, what children may experience, and when a departure signals deeper concerns.

Quick Links

SCHOOL SEARCH TOOLS:
SCHOOL BY TYPE (MA):
OPEN-HOUSES & JOBS:
PUBLIC & BOARDING SCHOOLS:
PRIVATE SCHOOL DATA: