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South Dakota Private Schools Belonging to Membership Associations

For the 2026-27 school year, there are 64 private schools belonging to membership associations in South Dakota.
The most popular school membership associations are National Catholic Educational Association (NCEA) (31% of schools), Association of Christian Schools International (ACSI) (20% of schools) and Other school association(s) (14% of schools).

Quick Facts (26-27)

  • # Private Schools: 64

Quick Facts (26-27)

  • # Private Schools: 64

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

Membership Association
# Schools
# Students
% Minority
Accelerated Christian Education (School of Tomorrow) (ACE)
1
15
6%
American Montessori Society (AMS)
2
88
3%
Association Montessori Internationale (AMI)
1
67
-
Association of Christian Schools International (ACSI)
13
1,735
16%
Association of Classical Christian Schools (ACCS)
1
294
12%
Christian Schools International (CSI)
3
1,768
11%
Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia)
3
497
12%
General Conference of Seventh-day Adventists (Education) (GCSDAC)
2
22
33%
Islamic School League of America (ISLA)
1
37
100%
Jesuit Schools Network (formerly JSEA) (JSN)
2
532
99%
National Association for the Education of Young Children (NAEYC)
3
630
5%
National Association of Episcopal Schools (NAES)
3
627
7%
National Association of Private Special Education Centers (NAPSEC)
1
158
7%
National Catholic Educational Association (NCEA)
20
4,889
11%
National Christian School Association (NCSA)
2
540
6%
National Independent Private School Association (NIPSA)
1
4
80%
National Lutheran Schools Accreditation (NLSA)
1
544
8%
Other associations(s) for exceptional children
1
118
28%
Other Montessori association(s)
1
28
100%
Other religious school association(s)
7
1,468
11%
Other school association(s)
9
2,094
19%
Other special emphasis association(s)
1
575
100%
Southern Baptist Association of Christian Schools (SBACS)
1
132
100%
State or regional independent school association
6
584
8%

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