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Missouri Private Elementary Schools Belonging to National Association of Independent Schools (NAIS)

For the 2026-27 school year, there are 38 private elementary schools belonging to National Association of Independent Schools (NAIS) serving 12,935 students in Missouri. You can also find more schools membership associations in Missouri.
The top ranked private elementary schools belonging to National Association of Independent Schools (NAIS) in Missouri include MICDS (Mary Institute and St. Louis Country Day School), Barstow School, and Chaminade College Prep School.
The average tuition cost is $26,985, which is higher than the Missouri private elementary school average tuition cost of $11,098.
39% of private elementary schools belonging to National Association of Independent Schools (NAIS) in Missouri are religiously affiliated (most commonly Catholic and Christian).

Quick Facts (26-27)

  • # Private Schools: 38

Quick Facts (26-27)

  • # Private Schools: 38

Top Ranked Private Elementary Schools Belonging to National Association of Independent Schools (NAIS) in Missouri (2026-27)

Forsyth School Photo
Forsyth School
Gr: NS-6 | 393 students
Avg. class size: 14 students
Sports: 5 | Extracurriculars: 5
6235 Wydown Boulevard
Saint Louis, MO 63105
(314) 726-4542
(6)
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St. Paul's Episcopal Day School Photo
St. Paul's Episcopal Day School
Gr: PK-8 | 498 students
Avg. class size: 40 students
Sports: 4 | Extracurriculars: 7
Episcopal
4041 Main St
Kansas City, MO 64111
(816) 931-8614
(10)
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The College School Photo
The College School
Gr: PK-8
Avg. class size: 20 students
Sports: 4 | Extracurriculars: 15
Alternative School
7825 Big Bend Blvd.
Saint Louis, MO 63119
(314) 962-9355
(9)
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Academy Of The Sacred Heart Photo
Academy Of The Sacred Heart
Gr: K-8 | 195 students
Avg. class size: 13 students
Sports: 5 | Extracurriculars: 5
Catholic
619 N 2nd St
Saint Charles, MO 63301
(636) 946-6127
(9)
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Map of Barstow School
Barstow School
Gr: NS-12 | 614 students
Avg. class size: 15 students
11511 State Line Rd
Kansas City, MO 64114
(816) 942-4054
(1)
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Map of The Barstow School
The Barstow School
Gr: K-12 | 861 students
Avg. class size: 10 students
Sports: 11
Specialized Curriculum (Catholic)
11511 State Line
Kansas City, MO 64114
(816) 277-0365
(1)
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Chaminade College Prep School Photo
Chaminade College Prep School
Gr: 6-12 | 836 students
Avg. class size: 17 students
Sports: 20 | Extracurriculars: 31
All-boys (Catholic)
425 S. Lindbergh Blvd
Saint Louis, MO 63131
(314) 993-4400
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Chesterfield Day School Photo
Chesterfield Day School
Gr: K-5 | 62 students
Avg. class size: 8 students
Sports: 10 | Extracurriculars: 6
Montessori School
1100 White Road
Chesterfield, MO 63017
(314) 469-9622
(6)
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Chesterfield Montessori School Photo
Chesterfield Montessori School
Gr: NS-8
Avg. class size: 24 students
Extracurriculars: 11
Montessori School
14000 Ladue Road
Chesterfield, MO 63017
(314) 469-7150
(7)
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Churchill Center & School Photo
Churchill Center & School
Gr: 2-8 | 155 students
Avg. class size: 9 students
Specialized Curriculum
1021 Municipal Center Dr
Saint Louis, MO 63131
(314) 997-4343
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Columbia Independent School Photo
Columbia Independent School
Gr: PK-12 | 476 students
Avg. class size: 16 students
Sports: 9 | Extracurriculars: 24
1801 N Stadium Blvd
Columbia, MO 65202
(573) 777-9250
(3)
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Community School Photo
Community School
Gr: PK-6 | 350 students
Avg. class size: 20 students
Sports: 2
900 Lay Road
Saint Louis, MO 63124
(314) 991-0005
(6)
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Crossroads College Preparatory School Photo
Crossroads College Preparatory School
Gr: 7-12 | 147 students
Avg. class size: 9 students
Sports: 7 | Extracurriculars: 5
500 DeBaliviere Avenue
Saint Louis, MO 63112
(314) 367-8085
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John Burroughs School Photo
John Burroughs School
Gr: 7-12 | 664 students
Avg. class size: 13 students
Sports: 19
755 S Price Road
Saint Louis, MO 63124
(314) 993-4040
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MICDS (Mary Institute and St. Louis Country Day School) Photo
MICDS (Mary Institute and St. Louis Country Day School)
Gr: PK-12 | 1,236 students
Avg. class size: 16 students
Sports: 20 | Extracurriculars: 3
101 North Warson Road
Saint Louis, MO 63124
(314) 995-7367
(3)
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Missouri Military Academy Photo
Missouri Military Academy
Gr: 7-12 | 193 students
Avg. class size: 14 students
Sports: 15 | Extracurriculars: 25
All-boys
204 N Grand St
Mexico, MO 65265
(573) 581-1776
(1)
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Notre Dame De Sion Grade School Photo
Notre Dame De Sion Grade School
Gr: PK-8 | 310 students
Avg. class size: 15 students
Sports: 4 | Extracurriculars: 6
Catholic
3823 Locust Street
Kansas City, MO 64109
(816) 683-7063
(2)
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Oakhill Day School Photo
Oakhill Day School
Gr: PK-8 | 429 students
Avg. class size: 13 students
Sports: 4 | Extracurriculars: 9
7019 North Cherry Street
Kansas City, MO 64118
(816) 436-6228
(1)
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Pembroke Hill School Photo
Pembroke Hill School
Gr: NS-12 | 1,181 students
Avg. class size: 16 students
Sports: 17 | Extracurriculars: 60
400 W 51st St
Kansas City, MO 64112
(816) 936-1200
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Principia School Photo
Principia School
Gr: PK-12 | 477 students
Avg. class size: 14 students
Sports: 14 | Extracurriculars: 13
13201 Clayton Rd
Saint Louis, MO 63131
(314) 434-2100
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St. Joseph Christian School Photo
St. Joseph Christian School
Gr: PK-12 | 434 students
Avg. class size: 21 students
Sports: 8 | Extracurriculars: 10
Christian
5401 Gene Field Road
Saint Joseph, MO 64506
(816) 279-1555
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Map of Saint Louis Priory School
Saint Louis Priory School
Gr: 6-12 | 361 students
Avg. class size: 18 students
Sports: 12
All-boys (Catholic)
500 S Mason Rd
Saint Louis, MO 63141
(314) 434-3690
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The Summit Preparatory School Photo
The Summit Preparatory School
Gr: PK-12 | 205 students
Avg. class size: 15 students
Sports: 6 | Extracurriculars: 23
Alternative School
202 E. Walnut Lawn St.
Springfield, MO 65807
(417) 869-8077
(2)
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Thomas Jefferson School Photo
Thomas Jefferson School
Gr: 7-12 | 75 students
Avg. class size: 14 students
Sports: 4 | Extracurriculars: 34
Specialized Curriculum
4100 S Lindbergh Boulevard
Saint Louis, MO 63127
(314) 843-4151
(1)
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Villa Duchesne School Photo
Villa Duchesne School
Gr: PK-12 | 592 students
Avg. class size: 15 students
Sports: 11 | Extracurriculars: 30
All-girls (Catholic)
10801 Conway Road
Saint Louis, MO 63131
(314) 432-2021
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Visitation Academy Of St. Louis Photo
Visitation Academy Of St. Louis
Gr: PK-12 | 615 students
Avg. class size: 14 students
Sports: 12 | Extracurriculars: 47
All-girls (Catholic)
3020 North Ballas Road
Saint Louis, MO 63131
(314) 625-9100
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The Whitfield School Photo
The Whitfield School
Gr: 6-12 | 405 students
Avg. class size: 12 students
Sports: 19 | Extracurriculars: 30
175 S Mason Rd
Saint Louis, MO 63141
(314) 434-5141
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The Wilson School Photo
The Wilson School
Gr: PK-6 | 170 students
Avg. class size: 18 students
Sports: 3 | Extracurriculars: 10
Daycare / Preschool
400 De Mun Ave
Saint Louis, MO 63105
(314) 725-4999
(5)
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The Fulton School Photo
The Fulton School
Gr: NS-12 | 127 students
Avg. class size: 10 students
Sports: 4 | Extracurriculars: 4
Montessori School
1100 White Road
Chesterfield, MO 63017
(314) 469-6622
(12)
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Map of Logos School
Logos School
Gr: 6-12 | 113 students
Special Education School
9137 Old Bonhomme Rd
Saint Louis, MO 63132
(314) 997-7002
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Miriam School and Learning Center Photo
Miriam School and Learning Center
Gr: K-12
Avg. class size: 10 students
Sports: 2 | Extracurriculars: 14
Special Education School
1138 N. Warson Road
Saint Louis, MO 63132
(314) 962-6059
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Rohan Woods School Photo
Rohan Woods School
Gr: NS-6 | 95 students
Avg. class size: 9 students
Sports: 5 | Extracurriculars: 8
1515 Bennett Ave
Saint Louis, MO 63122
(314) 821-6270
(8)
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Rossman School Photo
Rossman School
Gr: PK-6 | 239 students
Avg. class size: 29 students
Sports: 5 | Extracurriculars: 7
12660 Conway Road
Saint Louis, MO 63141
(314) 434-5877
(27)
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Map of St. Anns School
St. Anns School
Gr: PK-6 | 71 students
Montessori School (Catholic)
1156 Grand Ave
Carthage, MO 64836
(714) 358-2674
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Map of St. Ignatius Loyola School
St. Ignatius Loyola School
Gr: PK-8 | 52 students
Catholic
19129 Mill Rd
Marthasville, MO 63357
(636) 932-4444
(2)
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Show 3 more private schools in Missouri (out of 38 total schools)
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Frequently Asked Questions

What are the top ranked private elementary schools belonging to National Association of Independent Schools (NAIS) in Missouri?
The top ranked private elementary schools belonging to National Association of Independent Schools (NAIS) in Missouri include MICDS (Mary Institute and St. Louis Country Day School), Barstow School, and Chaminade College Prep School.
How many private elementary schools belonging to National Association of Independent Schools (NAIS) are located in Missouri?
38 private elementary schools belonging to National Association of Independent Schools (NAIS) are located in Missouri.
How much do private elementary schools belonging to National Association of Independent Schools (NAIS) cost in Missouri?
The average tuition cost is $26,985, which is higher than the Missouri private school average tuition cost of $11,098.
How diverse are private elementary schools belonging to National Association of Independent Schools (NAIS) in Missouri?
Missouri private elementary schools belonging to National Association of Independent Schools (NAIS) are approximately 31% minority students, which is higher than the Missouri private school average of 21%.
What percentage of private elementary schools belonging to National Association of Independent Schools (NAIS) are religiously affiliated in Missouri?
39% of private elementary schools belonging to National Association of Independent Schools (NAIS) in Missouri are religiously affiliated (most commonly Catholic and Christian).
38
Private Schools
12,935
Students
$26,985
Avg. Tuition
31%
Students of Color
8:1
Student-Teacher Ratio

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