For the 2025-26 school year, there are 8 private high schools serving 3,362 students in St. Charles County, MO.
The top ranked private high schools in St. Charles County, MO include Christian School District, Duchesne High School, and The Lead School.
The average acceptance rate is 97%, which is higher than the Missouri private high school average acceptance rate of 85%.
Top Ranked St. Charles County Private High Schools (2025-26)
School
Location
Quick Facts
Christian School District![Christian School District Photo]( "Christian School District Photo")
(Christian)
1145 Tom Ginnever Ave
O Fallon, MO 63366
(636) 978-1680
O Fallon, MO 63366
(636) 978-1680
Gr: PK-12 | 546 students Avg. class size: 15 students Sports: 15 Tuition & acceptance rate listed
2550 Elm Street
Saint Charles, MO 63301
(636) 946-6767
Saint Charles, MO 63301
(636) 946-6767
Gr: 9-12 | 248 students Avg. class size: 13 students Sports: 14 | Extracurrculars: 19 Tuition & acceptance rate listed
1610 Willott Rd.
Saint Charles, MO 63376
(636) 447-5100
Saint Charles, MO 63376
(636) 447-5100
Gr: 1-12 Avg. class size: 8 students
Lutheran High School Of St. Charles County
(Lutheran Church Missouri Synod)
5100 Mexico Rd
Saint Peters, MO 63376
(636) 928-5100
Saint Peters, MO 63376
(636) 928-5100
Gr: 9-12 | 439 students Avg. class size: 15 students Sports: 15 | Extracurrculars: 1 Acceptance rate listed
St. Charles Christian Home Educators
Special Program Emphasis (Christian)
709 Crestview Drive
O Fallon, MO 63366
(636) 240-4412
O Fallon, MO 63366
(636) 240-4412
Gr: K-12 | 388 students Avg. class size: 7 students Extracurrculars: 2 Tuition listed
St. Dominic High School
(Catholic)
31 Saint Dominic Dr
O Fallon, MO 63366
(636) 240-8303
O Fallon, MO 63366
(636) 240-8303
Gr: 9-12 | 927 students Avg. class size: 24 students Sports: 14 | Extracurrculars: 6 Tuition & acceptance rate listed
Veritas Christian Academy![Veritas Christian Academy Photo]( "Veritas Christian Academy Photo")
(Christian)
1145 Tom Ginnever Ave
O Fallon, MO 63366
(636) 978-1680
O Fallon, MO 63366
(636) 978-1680
Gr: NS-12 | 664 students Avg. class size: 15 students Sports: 14 | Extracurrculars: 15 Tuition & acceptance rate listed
Church On The Rock Christian
(Christian)
900 Birdie Hills Rd
Saint Peters, MO 63376
(636) 240-7775
Saint Peters, MO 63376
(636) 240-7775
Gr: PK-12 | 138 students
Frequently Asked Questions
What are the top ranked private high schools in St. Charles County, MO?
The top ranked private high schools in St. Charles County, MO include Christian School District, Duchesne High School, and The Lead School.
How many private high schools are located in St. Charles County?
8 private high schools are located in St. Charles County.
How diverse are private high schools in St. Charles County?
St. Charles County private high schools are approximately 8% minority students, which is lower than the Missouri private school average of 22%.
What percentage of private high schools are religiously affiliated in St. Charles County?
Which private high schools in St. Charles County are often viewed compared to one another?
Popular comparisons of private high schools in St. Charles County include: Duchesne High School vs. St. Dominic High School, St. Dominic High School vs. Duchesne High School
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