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²ÝÁñÉçÇø School Review - Established 2003
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Best Missouri ²ÝÁñÉçÇø Schools Belonging to Membership Associations (2025-26)

For the 2025-26 school year, there are 467 private schools belonging to membership associations in Missouri.
The most popular school membership associations are National Catholic Educational Association (NCEA) (37% of schools), Other school association(s) (16% of schools) and Association of Christian Schools International (ACSI) (11% of schools).

Top Ranked Missouri ²ÝÁñÉçÇø Schools by Membership Association (2025-26)

Membership Association
# Schools
# Students
% Minority
AdvancED, Southern Association of Colleges and Schools, Council on Accreditation and School Improvement
2
1,027
15%
Accelerated Christian Education (ACE) or (School of Tomorrow)
21
850
36%
Alternative School Network
3
131
56%
American Association of Christian Schools (AACS)
17
1,141
18%
American Montessori Society (AMS)
20
2,285
18%
Association Montessori International (AMI)
4
279
13%
Association Montessori Internationale (AMI)
4
357
38%
Association of Christian Schools International (ACSI)
51
10,560
20%
Association of Christian Teachers and Schools (ACTS)
8
1,134
18%
Association of Classical and Christian Schools (ACCS)
4
984
16%
Association of Military Colleges and Schools
1
193
30%
Association of Waldorf Schools of North America
1
74
10%
Christian Schools International (CSI)
11
1,169
37%
Cognia
39
11,321
26%
Council of Bilingual Education
1
272
13%
Educational Records Bureau
4
1,070
31%
European Council for International Schools
1
100
17%
Evangelical Lutheran Education Association (ELEA)
5
565
61%
General Conference of the Seventh Day Adventist Church (GCSDAC)
10
334
54%
Independent Schools Association of the Central States (ISACS)
36
11,686
25%
Institute for Independent Education
3
1,100
75%
International Baccalaureate (IB) World School
1
-
-
International Coalition of Girls Schools
2
1,203
10%
Islamic School League of America (ISLA)
1
333
80%
Jesuit Secondary Education Association (JSEA)
3
2,591
16%
Middle States Association of Colleges and Secondary Schools
1
216
4%
Montessori Educational Programs International (MEPI)
1
129
32%
MSA-CESS Middle States Association Commissions on Elementary and Secondary Schools
1
220
35%
National Association for the Education of Young Children
31
4,717
23%
National Association of Episcopal Schools (NAES)
4
1,217
49%
National Association of Independent Schools (NAIS)
36
13,077
29%
National Association of Laboratory Schools
3
461
40%
National Association of ²ÝÁñÉçÇø Catholic and Independent Schools (NAPCIS)
2
108
9%
National Association of ²ÝÁñÉçÇø Schools
1
279
22%
National Association of ²ÝÁñÉçÇø Special Education Centers
4
388
33%
National Catholic Education Association
2
596
10%
National Catholic Educational Association (NCEA)
175
46,966
15%
National Christian School Association (NCSA)
5
760
32%
National Coalition of Girls
1
529
7%
National Council for ²ÝÁñÉçÇø School Accreditation
2
436
20%
National Honor Society (NHS)
2
692
5%
National Independent ²ÝÁñÉçÇø Schools Association
8
2,207
13%
National Lutheran Schools Accreditation
17
4,035
11%
National Society of Hebrew Day Schools (NSHDS)
2
254
-
New Jersey Association of Independent Schools
1
134
59%
Not Available (School did not report any membership associatons).
2
99
-
Oral Roberts University Educational Fellowship (ORUEF)
3
637
24%
Other associations(s) for exceptional children
2
17
-
Other Montessori association(s)
11
912
27%
Other religious school association(s)
30
5,318
24%
Other school association(s)
74
16,948
15%
Other special emphasis association(s)
17
3,983
15%
Prizmah: Center for Jewish Day Schools
1
75
-
Solomon Schechter Day Schools (SSDS)
1
27
19%
Southern Association Of Colleges And Schools (SACS)
1
281
63%
Southern Baptist Association of Christian Schools (SBACS)
3
419
26%
State or regional independent school association
20
7,754
23%
The Association of Boarding Schools (TABS)
3
882
15%

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