MICDS (Mary Institute and St. Louis Country Day School) Photo - Our Pre-K through 12th grade school offers numerous unique educational opportunities, resources, and a strong sense of community that only a Pre-K - 12th grade school can provide.

Best Missouri Private Schools Belonging to State or regional independent school association (2025)

For the 2025 school year, there are 20 private schools belonging to State or regional independent school association serving 7,771 students in Missouri. You can also find more schools membership associations in Missouri.
The top ranked private schools belonging to State or regional independent school association in Missouri include St. Louis University High School, Barstow School, and Christian Brothers College High School.
The average tuition cost is $18,831, which is higher than the Missouri private school average tuition cost of $13,054.
80% of private schools belonging to State or regional independent school association in Missouri are religiously affiliated (most commonly Catholic and Islamic).

Top Ranked Private Schools Belonging to State or regional independent school association in Missouri (2025)

School
Location
Quick Facts
Assumption Parish School
(Catholic)
4709 Mattis Road
Saint Louis, MO 63128
(314) 487-6520
Gr: NS-8 | 309 students Avg. class size: 22 students Sports: 7 | Extracurrculars: 3 Tuition & acceptance rate listed
Barstow School
(1)
11511 State Line Rd
Kansas City, MO 64114
(816) 942-4054
Gr: NS-12 | 614 students Avg. class size: 15 students Tuition & acceptance rate listed
Christian Brothers College High School
Christian Brothers College High School Photo
All-boys (Catholic)
1850 De La Salle Dr
Saint Louis, MO 63141
(314) 985-6095
Gr: 9-12 | 849 students Avg. class size: 18 students Sports: 19 Tuition & acceptance rate listed
John Burroughs School
John Burroughs School Photo - In a rigorous curriculum, students learn creative problem solving, critical thinking, data-driven decision making and collaboration skills that will prepare them for active participation in a world with new challenges.
755 S Price Road
Saint Louis, MO 63124
(314) 993-4040
Gr: 7-12 | 660 students Avg. class size: 13 students Sports: 19 Tuition & acceptance rate listed
Mary Queen Of Peace School
(Catholic)
680 W Lockwood Ave
Saint Louis, MO 63119
(314) 961-2891
Gr: PK-8 | 411 students Avg. class size: 20 students Tuition & acceptance rate listed
101 North Warson Road
Saint Louis, MO 63124
(314) 995-7367
Gr: PK-12 | 1,253 student Avg. class size: 16 students Sports: 20 | Extracurrculars: 2 Tuition & acceptance rate listed
Nerinx Hall High School
All-girls (Catholic)
530 E Lockwood Ave
Saint Louis, MO 63119
(314) 968-1505
Gr: 9-12 | 589 students Avg. class size: 19 students Tuition & acceptance rate listed
Of St. Joseph
(Catholic)
518 N 11th St
Saint Joseph, MO 64501
(816) 232-7763
Gr: K-8 | 228 students Sports: 4 Tuition listed
St. Louis University High School
St. Louis University High School Photo - We challenge our students to think critically, lead courageously and transform the world as Men for Others.
All-boys (Catholic)
(1)
4970 Oakland Ave
Saint Louis, MO 63110
(314) 531-0330
Gr: 9-12 | 1,008 student Avg. class size: 250 students Sports: 19 | Extracurrculars: 87 Tuition & acceptance rate listed
Elegant Child Early Learning Center
Daycare / Preschool
513 Strecker Road
Ballwin, MO 63011
(636) 458-4414
Gr: PK-K | 267 students
1138 N Warson Rd
Saint Louis, MO 63132
(314) 994-6856
Gr: K-12 | 122 students Avg. class size: 15 students Tuition listed
Islamic School Of Greater Kansas City
(Islamic)
(1)
8505 E 99th St
Kansas City, MO 64134
(816) 763-0322
Gr: PK-12 | 208 students Tuition listed
Nativity Of Mary School
(Catholic)
10021 E 36th Ter S
Independence, MO 64052
(816) 353-0284
Gr: PK-8 | 179 students Sports: 4
St. Bridget Elementary School
(Catholic)
223 W Union St
Pacific, MO 63069
(636) 257-4533
Gr: PK-8 | 155 students
St. Gregory Barbarigo School
(Catholic)
315 S Davis St
Maryville, MO 64468
(660) 582-2462
Gr: PK-8 | 155 students Avg. class size: 12 students Sports: 5 | Extracurrculars: 2 Tuition listed
St. Paul Lutheran School
(Lutheran Church Missouri Synod)
(1)
216 S Russell St
Jackson, MO 63755
(573) 243-5360
Gr: PK-8 | 262 students
348 S Mason Rd
Saint Louis, MO 63141
(314) 576-6177
Gr: K-8 | 131 students Avg. class size: 12 students Sports: 4 Tuition & acceptance rate listed
Shiloh Christian School
(Christian)
601 N Center St
Shelbina, MO 63468
(573) 853-4430
Gr: 5-10 | 6 students
Ste Genevieve Du Bois School
(Catholic)
1575 N Woodlawn Ave
Saint Louis, MO 63122
(314) 821-4245
Gr: PK-8 | 216 students
Universal Academy
Universal Academy Photo - UAIS is accredited by the Missouri Chapter of the National Federation of Non-Public School State Accrediting Associations.
(Islamic)
10515 Grandview Road
Kansas City, MO 64137
(816) 965-0186
Gr: PK-12 | 149 students Avg. class size: 10 students Tuition & acceptance rate listed

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