Private School Review - Established 2003
Clay-Platte Montessori School
The Fulton School Top 9 · Highest Avg. SAT Score (MO)

Missouri Montessori Private High Schools

For the 2026-27 school year, there are 4 montessori private high schools serving 296 students in Missouri.
The average acceptance rate is 90%, which is higher than the Missouri private high school average acceptance rate of 89%.
The top ranked montessori private high school in Missouri is MAP St. Louis.
These schools make up 2% of the 223 private schools in Missouri and under 1% of its 54,311 private school students.

Quick Facts (26-27)

  • # Private Schools: 4
  • # Students Served: 296

Quick Facts (26-27)

  • # Private Schools: 4
  • # Students Served: 296

Top Ranked Missouri Montessori Private High Schools (2026-27)

Map of MAP St. Louis
MAP St. Louis
Gr: 7-12
Avg. class size: 8 students
Montessori School
3840 Washington Blvd.
Saint Louis, MO 63108
(314) 391-2994
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Clay-Platte Montessori School Photo
Clay-Platte Montessori School
Gr: NS-12 | 140 students
Avg. class size: 22 students
Extracurriculars: 8
Montessori School
5901 NW Waukomis Drive
Kansas City, MO 64151
(816) 741-6940
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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 Map St. Louis
Map St. Louis
Gr: 7-12 | 29 students
Montessori School
3840 Washington Blvd
Saint Louis, MO 63108
(314) 391-2994
View Profile
4
Private Schools
296
Students
$21,592
Avg. Tuition
13
Avg. Class Size
19%
Students of Color
6:1
Student-Teacher Ratio

Frequently Asked Questions

What are the top ranked montessori private high schools in Missouri?
The top ranked montessori private high schools in Missouri is MAP St. Louis.
How many montessori private high schools are located in Missouri?
4 montessori private high schools are located in Missouri.

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