Private School Review - Established 2003
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Massachusetts Private Schools Belonging to Membership Associations

For the 2026-27 school year, there are 581 private schools belonging to membership associations in Massachusetts.
The most popular school membership associations are Association of Independent Schools of New England (AISNE) (23% of schools), National Association of Independent Schools (NAIS) (21% of schools) and National Catholic Educational Association (NCEA) (20% of schools).

Quick Facts (26-27)

  • # Private Schools: 581

Quick Facts (26-27)

  • # Private Schools: 581

Top Ranked Massachusetts Private Schools by Membership Association (2026-27)

Membership Association
# Schools
# Students
% Minority
Accelerated Christian Education (School of Tomorrow) (ACE)
2
34
13%
Alabama Independent School Association (AISA)
1
42
26%
Alternative School Network
1
32
19%
American Association of Christian Schools (AACS)
3
80
80%
American Montessori Society (AMS)
40
4,696
34%
Association for Middle Level Education (formerly NMSA) (AMLE)
1
424
5%
Association Montessori Internationale (AMI)
8
703
40%
Association of Christian Schools International (ACSI)
25
4,212
36%
Association of Christian Teachers and Schools (ACTS)
2
401
36%
Association of Classical Christian Schools (ACCS)
2
522
8%
Association of Independent Schools of New England (AISNE)
133
36,076
27%
Association of Waldorf Schools of North America (AWSNA)
5
637
11%
Christian Schools International (CSI)
3
980
32%
Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia)
5
373
14%
Council of Bilingual Education (PVSR legacy category)
1
31
15%
Educational Collaborative for International Schools (ECIS)
3
163
34%
Friends Council on Education (FCE)
1
-
-
General Conference of Seventh-day Adventists (Education) (GCSDAC)
4
702
77%
Institute for Independent Education (PVSR legacy category)
3
143
22%
International Baccalaureate World School (IB)
3
1,311
14%
International Boys' Schools Coalition (IBSC)
5
2,268
38%
International Coalition of Girls' Schools (formerly NCGS) (ICGS)
14
4,270
25%
International Montessori Council (IMC)
1
43
-
Islamic School League of America (ISLA)
4
466
63%
Jesuit Schools Network (formerly JSEA) (JSN)
4
505
46%
Learning Disabilities Association of America (LDA)
2
484
8%
Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS)
1
50
-
National Association for the Education of Young Children (NAEYC)
112
9,425
46%
National Association for the Gifted
2
231
47%
National Association of Episcopal Schools (NAES)
5
1,652
59%
National Association of Independent Schools (NAIS)
124
35,557
28%
National Association of Laboratory Schools (NALS)
3
344
39%
National Association of Private Catholic and Independent Schools (NAPCIS)
1
245
27%
National Association of Private Special Education Centers (NAPSEC)
13
981
25%
National Catholic Educational Association (NCEA)
119
37,187
29%
National Coalition of Alternative Community Schools (NCACS)
2
175
47%
National Council for Private School Accreditation (NCPSA)
2
142
40%
National Independent Private School Association (NIPSA)
7
1,722
30%
National Society of Hebrew Day Schools (NSHDS)
3
292
-
New England Association of Schools and Colleges (NEASC)
109
33,606
29%
Not Available (School did not report any membership associatons).
1
200
24%
Other associations(s) for exceptional children
26
1,644
27%
Other Montessori association(s)
26
1,779
28%
Other religious school association(s)
17
2,239
40%
Other school association(s)
91
14,491
34%
Other special emphasis association(s)
32
3,724
45%
Prizmah: Center for Jewish Day Schools (absorbed SSDSA) (Prizmah)
1
242
6%
Solomon Schechter Day Schools (SSDS)
3
737
4%
State or regional independent school association
33
4,830
31%
The Association of Boarding Schools (TABS)
26
8,254
31%
Waldorf Early Childhood Association of North America (WECAN)
1
117
6%
Xaverian Brothers Sponsored Schools (XBSS)
1
762
37%

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