St. Pius X High School Photo - St. Pius X students hope to see you soon!

Best Jefferson County Private High Schools (2026)

For the 2026 school year, there are 4 private high schools serving 627 students in Jefferson County, MO.
The top-ranked private high schools in Jefferson County, MO include Twin City Christian Academy and St. Pius X High School.
The average acceptance rate is 84%, which is lower than the Missouri private high school average acceptance rate of 85%.
100% of private high schools in Jefferson County, MO are religiously affiliated (most commonly Christian and Baptist).

Top-Ranked Jefferson County Private High Schools (2026)

School
Location
Quick Facts
St. Pius X High School
St. Pius X High School Photo - St. Pius X students hope to see you soon!
(Catholic)
(1)
1030 St Pius Drive
Festus, MO 63028
(636) 931-7487
Gr: 9-12 | 298 students Avg. class size: 14 students Sports: 14 | Extracurrculars: 2 Tuition & acceptance rate listed
Twin City Christian Academy
Twin City Christian Academy Photo
(Baptist)
(1)
723 Horine Rd
Festus, MO 63028
(636) 937-9664
Gr: PK-11 | 115 students Avg. class size: 8 students Sports: 2 Tuition & acceptance rate listed
Christian Outreach School
Christian Outreach School Photo - Chapel Service with guest Randy Mayfield
(Christian)
4450 Outreach Drive
Hillsboro, MO 63050
(636) 797-3466
Gr: PK-12 | 107 students Avg. class size: 10 students Extracurrculars: 4 Tuition listed
Victory Christian Academy
(Christian)
1930 Meyer Drury Dr.
Arnold, MO 63010
(636) 223-7330
Gr: K-10 | 107 students Avg. class size: 10 students Sports: 3
[+] Show Closed Private Schools in Jefferson County, Missouri

Jefferson County Private Schools (Closed)

School
Location
Quick Facts
1375 Highway M
Barnhart, MO 63012
(636) 464-2878
Gr: PK-12 | 86 students
7063 State Road Bb
Cedar Hill, MO 63016
Gr: PK-4 | 26 students
3005 High Ridge Blvd
High Ridge, MO 63049
(636) 677-3585
Gr: PK-8 | 131 students
4525 Highway 21
Imperial, MO 63052
(636) 296-8112
Gr: K-8 | 103 students
821 American Legion Dr
Festus, MO 63028
(636) 933-2273
Gr: NS | 13 students

Overview

This County (Jefferson County)
This State (MO)
# Schools
4 Schools

Student Body:

# Students
627 Students
54,328 Students
% Average Students of Color
15%
22%

Academics and Faculty:

# Teachers
65 Teachers
5,130 Teachers
Average Student-Teacher Ratio
10:1
11:1
% Average Faculty w/Advanced Degree
11%
60%
Average Class Size
11 students
14 students
Average Number of AP Courses
10 courses
16 courses
Average ACT score
23
(Out of 36)
26

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$6,752
$14,833
Average % on Financial Aid
75%
38%
Average Acceptance Rate
84%
85%
Average Endowment Size
$2 million
$28.86 million

Students by Ethnicity:

0.45
0.54
# American Indian Students
n/a
199 Students
% American Indian Students
n/a
n/a
# Asian Students
3 Students
1,840 Students
% Asian Students
1%
4%
# Hispanic Students
13 Students
2,584 Students
% Hispanic Students
2%
5%
# Black Students
68 Students
3,859 Students
% Black Students
11%
8%
# White Students
454 Students
33,537 Students
% White Students
72%
65%
# Hawaiian Students
1 Student
91 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
88 Students
9,203 Students
% of Others Students
14%
18%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
3 extracurriculars
13 extracurriculars
Average Number of Sports
6 sports
9 sports

Frequently Asked Questions

What are the top-ranked private high schools in Jefferson County, MO?
The top-ranked private high schools in Jefferson County, MO include Twin City Christian Academy and St. Pius X High School.
How many private high schools are located in Jefferson County?
4 private high schools are located in Jefferson County.
What percentage of private high schools are religiously affiliated in Jefferson County?
100% of private high schools in Jefferson County are religiously affiliated (most commonly Christian and Baptist).
Which private high schools in Jefferson County are often viewed compared to one another?

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