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Pennsylvania Private Schools Belonging to Membership Associations

For the 2026-27 school year, there are 1,154 private schools belonging to membership associations in Pennsylvania.
The most popular school membership associations are National Catholic Educational Association (NCEA) (28% of schools), National Association for the Education of Young Children (NAEYC) (15% of schools) and Other school association(s) (15% of schools).

Quick Facts (26-27)

  • # Private Schools: 1154

Quick Facts (26-27)

  • # Private Schools: 1154

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

Membership Association
# Schools
# Students
% Minority
Accelerated Christian Education (School of Tomorrow) (ACE)
35
1,880
47%
Accreditation International
1
180
2%
Alternative School Network
1
28
87%
American Association of Christian Schools (AACS)
12
1,759
22%
American Montessori Society (AMS)
55
4,612
27%
Association for Middle Level Education (formerly NMSA) (AMLE)
3
581
32%
Association Montessori Internationale (AMI)
13
590
17%
Association of Christian Schools International (ACSI)
135
24,643
23%
Association of Christian Teachers and Schools (ACTS)
4
1,290
24%
Association of Classical Christian Schools (ACCS)
6
2,336
14%
Association of Delaware Valley Independent Schools (ADVIS)
56
16,080
33%
Association of Military Colleges and Schools of the United States (AMCSUS)
1
140
41%
Association of Waldorf Schools of North America (AWSNA)
5
835
11%
Christian Schools International (CSI)
7
1,300
31%
Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia)
12
4,914
26%
Council of Bilingual Education (PVSR legacy category)
5
154
-
Delaware Association of Independent Schools (DAIS)
3
408
18%
Educational Collaborative for International Schools (ECIS)
11
621
31%
Evangelical Lutheran Education Association (ELEA)
4
452
38%
Friends Council on Education (FCE)
26
7,164
28%
General Conference of Seventh-day Adventists (Education) (GCSDAC)
13
392
79%
Institute for Independent Education (PVSR legacy category)
7
1,822
20%
International Baccalaureate World School (IB)
2
853
25%
International Boys' Schools Coalition (IBSC)
2
1,135
31%
International Coalition of Girls' Schools (formerly NCGS) (ICGS)
10
3,135
30%
International Montessori Council (IMC)
2
66
27%
Islamic School League of America (ISLA)
5
564
63%
Jesuit Schools Network (formerly JSEA) (JSN)
2
2,190
15%
Learning Disabilities Association of America (LDA)
4
524
28%
Mid Atlantic Christian Schools Association (MACSA)
19
6,002
32%
Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS)
152
46,355
24%
Montessori Educational Programs International (MEPI)
1
258
29%
National Association for Bilingual Education (NABE)
1
181
20%
National Association for the Education of Young Children (NAEYC)
178
15,174
32%
National Association for the Gifted
1
164
35%
National Association of Episcopal Schools (NAES)
11
1,070
55%
National Association of Independent Schools (NAIS)
106
36,450
29%
National Association of Laboratory Schools (NALS)
11
1,132
33%
National Association of Private Schools (NAPS)
1
1,947
-
National Association of Private Special Education Centers (NAPSEC)
12
858
29%
National Catholic Educational Association (NCEA)
328
98,617
23%
National Christian School Association (NCSA)
2
229
7%
National Coalition of Alternative Community Schools (NCACS)
1
111
29%
National Council for Private School Accreditation (NCPSA)
3
432
13%
National Independent Private School Association (NIPSA)
24
4,345
30%
National Lutheran Schools Accreditation (NLSA)
2
417
6%
National Society of Hebrew Day Schools (NSHDS)
6
1,178
4%
Network for Mercy Education (formerly MSEA) (NME)
1
471
11%
Not Available (School did not report any membership associatons).
2
173
24%
Oral Roberts University Educational Fellowship (ORUEF)
1
316
12%
Other associations(s) for exceptional children
15
1,136
43%
Other Montessori association(s)
19
1,067
30%
Other religious school association(s)
100
12,228
23%
Other school association(s)
174
30,107
22%
Other special emphasis association(s)
53
6,397
25%
Pennsylvania Association of Independent Schools (PAIS)
95
31,420
29%
Prizmah: Center for Jewish Day Schools (absorbed SSDSA) (Prizmah)
5
1,016
5%
Progressive Education Network (PEN)
1
89
36%
Society for Classical Learning (SCL)
1
-
-
Solomon Schechter Day Schools (SSDS)
3
590
19%
Southern Baptist Association of Christian Schools (SBACS)
8
622
20%
State or regional independent school association
25
6,282
24%
The Association of Boarding Schools (TABS)
12
7,201
43%
Waldorf Early Childhood Association of North America (WECAN)
3
451
17%

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