For the 2026 school year, there are 8 private schools serving 978 students in 63021, MO (there are 13 public schools, serving 6,178 public students). 14% of all K-12 students in 63021, MO are educated in private schools (compared to the MO state average of 12%).
The top-ranked private school in 63021, MO is Holy Infant Elementary School.
The average acceptance rate is 90%, which is higher than the Missouri private school average acceptance rate of 86%.
Top-Ranked 63021 Missouri Private Schools (2026)
School
Location
Quick Facts
505 St. Joseph Lane
Ballwin, MO 63021
(636) 534-5099
Ballwin, MO 63021
(636) 534-5099
Gr: K-12 | 34 students Avg. class size: 6 students Extracurrculars: 2 Tuition & acceptance rate listed
Holy Infant Elementary School
(Catholic)
248 New Ballwin Rd
Ballwin, MO 63021
(636) 227-0802
Ballwin, MO 63021
(636) 227-0802
Gr: PK-8 | 583 students
The Goddard School ![The Goddard School Photo]( "The Goddard School Photo")
Daycare / Preschool
1108 Sulphur Spring Road
Ballwin, MO 63021
(636) 686-7277
Ballwin, MO 63021
(636) 686-7277
Gr: NS-K
Hope Montessori Academy
Montessori School
2809 Barrett Station Rd
Ballwin, MO 63021
(314) 984-8111
Ballwin, MO 63021
(314) 984-8111
Gr: PK-K | 102 students Avg. class size: 15 students
Ries Ballwin KinderCare ![Ries Ballwin KinderCare Photo - Family Information Center]( "Ries Ballwin KinderCare Photo - Family Information Center")
Daycare / Preschool
497 Big Bend Rd.
Ballwin, MO 63021
(636) 527-8280
Ballwin, MO 63021
(636) 527-8280
Gr: NS-PK
1230A Big Bend Road
Ballwin, MO 63021
(636) 861-1901
Ballwin, MO 63021
(636) 861-1901
Gr: NS-8 | 160 students Avg. class size: 11 students Sports: 7 | Extracurrculars: 5 Tuition listed
Frequently Asked Questions
What are the top-ranked private schools in 63021, MO?
The top-ranked private schools in 63021, MO is Holy Infant Elementary School.
How many private schools are located in 63021?
8 private schools are located in 63021.
How diverse are private schools in 63021?
63021 private schools are approximately 16% minority students, which is lower than the Missouri private school average of 20%.
What percentage of students in 63021 go to private school?
14% of all K-12 students in 63021 are educated in private schools (compared to the MO state average of 12%).
Recent Articles
Private School Closures and Consolidations: Warning Signs to Watch
Learn the financial, enrollment, and leadership warning signs that may indicate a private school is at risk of closure or consolidation, and how families can prepare.
AI Tutoring in Private Schools: Innovation or Risk?
Discover how AI tutoring is changing private education, the benefits and risks for students, and what parents should ask before enrolling.
What New Cell Phone Laws Mean for Private School Families
Learn how new cell phone laws are affecting private schools, what parents should expect, and how to evaluate school technology policies in 2026.
