For the 2026 school year, there are 5 private schools serving 574 students in Warren County, MO (there are 11 public schools, serving 4,698 public students). 11% of all K-12 students in Warren County, MO are educated in private schools (compared to the MO state average of 12%).
The top-ranked private school in Warren County, MO is St. Vincent De Paul School.
The average acceptance rate is 100%, which is higher than the Missouri private school average acceptance rate of 86%.
Top-Ranked Warren County Private Schools (2026)
School
Location
Quick Facts
St. Vincent De Paul School
(Catholic)
13495 S Highway 94
Marthasville, MO 63357
(636) 433-2466
Marthasville, MO 63357
(636) 433-2466
Gr: PK-8 | 106 students Avg. class size: 10 students Sports: 3 | Extracurrculars: 4 Tuition & acceptance rate listed
Holy Rosary School
(Catholic)
716 E Booneslick Rd
Warrenton, MO 63383
(636) 456-3698
Warrenton, MO 63383
(636) 456-3698
Gr: PK-8 | 179 students
Kids Under Construction Llc
Daycare / Preschool (Christian)
501 N State Highway 47
Warrenton, MO 63383
(636) 456-5433
Warrenton, MO 63383
(636) 456-5433
Gr: PK-K | 72 students
Liberty Christian Academy
(Christian)
402 N Service Rd
Wright City, MO 63390
(636) 745-0388
Wright City, MO 63390
(636) 745-0388
Gr: PK-12 | 165 students Sports: 4
19129 Mill Rd
Marthasville, MO 63357
(636) 932-4444
Marthasville, MO 63357
(636) 932-4444
Gr: PK-8 | 52 students
Warren County Private Schools (Closed)
School
Location
Quick Facts
806 S Hwy 47
Warrenton, MO 63383
(636) 456-3358
Warrenton, MO 63383
(636) 456-3358
Gr: K-12 | 162 students
Overview
This County (Warren County)
This State (MO)
# Schools
5 Schools
Student Body:
# Students
574 Students
119,656 Students
% Average Students of Color
4%
20%
Academics and Faculty:
# Teachers
48 Teachers
9,929 Teachers
Average Student-Teacher Ratio
12:1
12:1
% Average Faculty w/Advanced Degree
50%
56%
Average Class Size
10 students
15 students
Tuition and Acceptance Rate:
Average Acceptance Rate
100%
86%
Students by Ethnicity:
Diversity Score
0.41
0.55
# American Indian Students
n/a
284 Students
% American Indian Students
n/a
n/a
# Asian Students
1 Student
3,149 Students
% Asian Students
n/a
3%
# Hispanic Students
5 Students
5,326 Students
% Hispanic Students
1%
5%
# Black Students
11 Students
7,605 Students
% Black Students
2%
7%
# White Students
423 Students
73,094 Students
% White Students
74%
62%
# Hawaiian Students
n/a
218 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
134 Students
27,369 Students
% of Others Students
23%
23%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Extracurriculars
4 extracurriculars
10 extracurriculars
Average Number of Sports
4 sports
7 sports
Frequently Asked Questions
What are the top-ranked private schools in Warren County, MO?
The top-ranked private schools in Warren County, MO is St. Vincent De Paul School.
How many private schools are located in Warren County?
5 private schools are located in Warren County.
How diverse are private schools in Warren County?
Warren County private schools are approximately 4% minority students, which is lower than the Missouri private school average of 20%.
What percentage of students in Warren County go to private school?
11% of all K-12 students in Warren County are educated in private schools (compared to the MO state average of 12%).
What percentage of private schools are religiously affiliated in Warren County?
Which private schools in Warren County are often viewed compared to one another?
Popular comparisons of private schools in Warren County include: Kids Under Construction Llc vs. Holy Rosary School
Recent Articles
The Social Fit Interview: Questions to Ask Students, Not Admissions
Discover how talking with current students can reveal a private school's true culture and help families assess social fit before enrolling.
AI Companions and Student Well-Being: What Parents Should Ask
Learn how AI companions may affect student well-being and discover the key questions parents should ask before embracing this emerging technology.
Is a Phone-Free Private School Right for Your Child?
Explore the benefits, challenges, and key considerations of choosing a phone-free private school for your child in 2026.