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Best New Jersey Private Schools Belonging to Membership Associations (2026)

For the 2026 school year, there are 797 private schools belonging to membership associations in New Jersey.
The most popular school membership associations are National Catholic Educational Association (NCEA) (23% of schools), National Association for the Education of Young Children (16% of schools) and Other school association(s) (13% of schools).

Top-Ranked New Jersey Private Schools by Membership Association (2026)

Membership Association
# Schools
# Students
% Minority
Accelerated Christian Education (ACE) or (School of Tomorrow)
5
274
65%
Accreditation International
1
186
43%
Agudath Israel of America
1
315
-
Alabama Association of Independent Schools (AAIS)
1
7
17%
Alternative School Network
1
214
97%
American Association of Christian Schools (AACS)
10
1,151
35%
American Montessori Society (AMS)
57
5,808
53%
ASAH Private Special Education
36
2,708
43%
Association for Experiential Education (AEE)
2
402
39%
Association Montessori International (AMI)
4
331
31%
Association Montessori Internationale (AMI)
4
372
10%
Association of Christian Schools International (ACSI)
37
6,061
48%
Association of Christian Teachers and Schools (ACTS)
6
1,208
54%
Association of Classical and Christian Schools (ACCS)
3
814
38%
Association of Delaware Valley Independent Schools (ADVIS)
6
1,063
27%
Association of LD Schools (ALDS)
1
85
11%
Association of Waldorf Schools of North America
1
149
2%
Bilingual School Association
1
80
68%
Christian Schools International (CSI)
7
1,509
25%
Cognia
28
7,356
25%
Council of Bilingual Education
5
422
50%
European Council for International Schools
9
889
24%
Evangelical Lutheran Education Association (ELEA)
3
400
38%
Friends Council on Education (FCE)
5
1,057
47%
General Conference of the Seventh Day Adventist Church (GCSDAC)
3
105
100%
Institute for Independent Education
3
1,054
53%
International Baccalaureate (IB) World School
7
1,882
57%
International Boys Schools Coalition
2
112
56%
International Montessori Council (IMC)
3
272
66%
Islamic School League of America (ISLA)
7
2,213
50%
Jesuit Schools Network
1
889
50%
Jesuit Secondary Education Association (JSEA)
2
882
21%
Learning Disabilities Association of America (LDA)
4
209
23%
Mercy Secondary Education Association (MSEA)
1
281
13%
Mid Atlantic Christian Schools Association (MACSA)
3
302
15%
Middle States Association of Colleges and Secondary Schools
99
27,125
36%
MSA-CESS Middle States Association Commissions on Elementary and Secondary Schools
13
2,240
32%
National Association for the Education of Young Children
131
11,026
37%
National Association of College Admissions Counselors
3
1,595
32%
National Association of Episcopal Schools (NAES)
9
1,100
34%
National Association of Independent Schools (NAIS)
75
24,062
36%
National Association of Laboratory Schools
2
101
44%
National Association of Private Special Education Centers
59
4,145
45%
National Association of Secondary School Principals
1
148
18%
National Catholic Education Association
8
2,457
25%
National Catholic Educational Association (NCEA)
180
55,215
38%
National Christian School Association (NCSA)
2
2,805
2%
National Coalition of Girls
6
1,963
29%
National Council for Private School Accreditation
2
761
31%
National Independent Private Schools Association
10
816
27%
National Junior Honor Society (NJHS)
2
378
44%
National Middle School Association
2
625
18%
National Society of Hebrew Day Schools (NSHDS)
32
17,659
2%
New Jersey Association of Independent Schools
62
19,695
38%
New York State Association of Independent Schools (NYSAIS)
1
103
-
Not Available (School did not report any membership associatons).
3
314
23%
Orton Gillingham Academy of Practioners and Educators
2
338
2%
Other associations(s) for exceptional children
42
3,884
49%
Other Montessori association(s)
19
1,778
60%
Other religious school association(s)
38
9,432
45%
Other school association(s)
102
15,408
48%
Other special emphasis association(s)
39
5,474
42%
Prizmah: Center for Jewish Day Schools
3
667
3%
Solomon Schechter Day Schools (SSDS)
3
627
36%
Southern Baptist Association of Christian Schools (SBACS)
2
213
96%
State or regional independent school association
25
7,697
43%
The Association of Boarding Schools (TABS)
4
2,382
60%
The Jewish Community Day School Association (SSDSA)
1
485
1%
Waldorf Early Childhood Association of North America
1
149
2%

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