Assumption School Photo

Top 5 Best O Fallon Private Schools (2025)

For the 2025 school year, there are 14 private schools serving 4,569 students in O Fallon, MO (there are 23 public schools, serving 13,751 public students). 25% of all K-12 students in O Fallon, MO are educated in private schools (compared to the MO state average of 12%).
The top ranked private schools in O Fallon, MO include Assumption School, First Baptist Christian Academy, and Christian School District.
The average acceptance rate is 97%, which is higher than the Missouri private school average acceptance rate of 85%.
64% of private schools in O Fallon, MO are religiously affiliated (most commonly Catholic and Christian).

Top Ranked O Fallon Private Schools (2025)

School
Location
Grades
Students
Assumption School
Assumption School Photo
(Catholic)
203 W 3rd St
O Fallon, MO 63366
(636) 240-4474
Grades: PK-8
| 431 students
Christian School District
Christian School District Photo
(Christian)
1145 Tom Ginnever Ave
O Fallon, MO 63366
(636) 978-1680
Grades: PK-12
| 546 students
First Baptist Christian Academy
(Baptist)
(2)
8750 Veterans Memorial Pkwy
O Fallon, MO 63366
(636) 272-3220
Grades: PK-6
| 277 students
Immaculate Conception School
Immaculate Conception School Photo - Our School Front
(Catholic)
2089 Hanley Road
O Fallon, MO 63368
(636) 561-4450
Grades: PK-8
| 877 students
OakHaven Montessori School
OakHaven Montessori School Photo
Montessori School
7267 Highway N
O Fallon, MO 63368
(636) 978-4440
Grades: PK-6
| 83 students
St. Charles Christian Home Educators
Special Program Emphasis (Christian)
709 Crestview Drive
O Fallon, MO 63366
(636) 240-4412
Grades: K-12
| 388 students
St. Dominic High School
(Catholic)
31 Saint Dominic Dr
O Fallon, MO 63366
(636) 240-8303
Grades: 9-12
| 927 students
Veritas Christian Academy
Veritas Christian Academy Photo
(Christian)
1145 Tom Ginnever Ave
O Fallon, MO 63366
(636) 978-1680
Grades: NS-12
| 664 students
563 Springhurst Pkwy
O Fallon, MO 63368
(636) 249-6455
Grades: PK-9
| 12 students
The Goddard School
The Goddard School Photo
Daycare / Preschool
9008 Phoenix Parkway
O Fallon, MO 63368
(636) 561-8559
Grades: PK-K
| 44 students
Guidepost Montessori at O'Fallon
Montessori School
2688 State Hwy K
O Fallon, MO 63368
(773) 938-6002
Grades: NS-K
| n/a students
Kid's Academy
Daycare / Preschool
7767 Highway N
O Fallon, MO 63366
(636) 561-8697
Grades: 5-8
| n/a students
St. Paul Continuation School
St. Paul Continuation School Photo
(Catholic)
1235 Church Rd
O Fallon, MO 63366
(636) 978-1900
Grades: PK-8
| 270 students
Wonder Years
Daycare / Preschool
7104 Twin Chimneys Blvd
O Fallon, MO 63368
(636) 978-3240
Grades: K
| 50 students

Frequently Asked Questions

What are the top ranked private schools in O Fallon, MO?
The top ranked private schools in O Fallon, MO include Assumption School, First Baptist Christian Academy, and Christian School District.
How many private schools are located in O Fallon?
14 private schools are located in O Fallon.
How diverse are private schools in O Fallon?
O Fallon private schools are approximately 7% minority students, which is lower than the Missouri private school average of 20%.
What percentage of students in O Fallon go to private school?
25% of all K-12 students in O Fallon are educated in private schools (compared to the MO state average of 12%).
What percentage of private schools are religiously affiliated in O Fallon?
64% of private schools in O Fallon are religiously affiliated (most commonly Catholic and Christian).
Which private schools in O Fallon are often viewed compared to one another?
Popular comparisons of private schools in O Fallon include: Guidepost Montessori at O'Fallon vs. Immaculate Conception School

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