St. John's Lutheran School Photo

Best Jefferson County Private Schools (2026)

For the 2026 school year, there are 11 private schools serving 1,843 students in Jefferson County, MO (there are 68 public schools, serving 34,841 public students). 5% of all K-12 students in Jefferson County, MO are educated in private schools (compared to the MO state average of 12%).
The top-ranked private schools in Jefferson County, MO include St. Pius X High School, Saint Joseph School, and Twin City Christian Academy.
The average acceptance rate is 87%, which is higher than the Missouri private school average acceptance rate of 86%.
91% of private schools in Jefferson County, MO are religiously affiliated (most commonly Catholic and Christian).

Top-Ranked Jefferson County Private Schools (2026)

School
Location
Quick Facts
St. John's Lutheran School
St. John's Lutheran School Photo
(Lutheran Church Missouri Synod)
3511 Jeffco Blvd
Arnold, MO 63010
(636) 464-7303
Gr: PK-8 | 263 students Avg. class size: 19 students Sports: 5 | Extracurrculars: 5 Tuition & acceptance rate listed
Saint Joseph School
(Catholic)
6024 Old Antonia Rd
Imperial, MO 63052
(636) 464-9027
Gr: PK-8 | 288 students Avg. class size: 20 students Tuition listed
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
The Goddard School
The Goddard School Photo
Daycare / Preschool
3228 Miller Road
Arnold, MO 63010
(636) 296-3160
Gr: NS-K
Good Shepherd Catholic School
Good Shepherd Catholic School Photo - Good Shepherd SchoolPreschool - 8th Grade
(Catholic)
701 3rd Street
Hillsboro, MO 63050
(636) 789-3311
Gr: PK-8 | 90 students Avg. class size: 10 students Sports: 3 | Extracurrculars: 3 Tuition listed
Holy Child Catholic School
(Catholic)
2316 Church Rd
Arnold, MO 63010
(636) 296-0055
Gr: PK-8 | 271 students
Our Lady Catholic School
(Catholic)
1599 Saint Marys Ln
Festus, MO 63028
(636) 931-2963
Gr: K-8 | 187 students
St. Rose Of Lima School
(Catholic)
(1)
523 S 4th St
De Soto, MO 63020
(636) 337-7855
Gr: PK-8 | 124 students
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
11 Schools

Student Body:

# Students
1,843 Students
120,038 Students
% Average Students of Color
8%
20%

Academics and Faculty:

# Teachers
146 Teachers
9,947 Teachers
Average Student-Teacher Ratio
13:1
12:1
% Average Faculty w/Advanced Degree
24%
56%
Average Class Size
13 students
16 students
Average Number of AP Courses
10 courses
15 courses
Average ACT score
23
(Out of 36)
26

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$6,319
$12,778
Average % on Financial Aid
67%
36%
Average Financial Aid Grant
$2,000
$6,130
Average Acceptance Rate
87%
86%
Average Endowment Size
$2 million
$23.69 million

Students by Ethnicity:

0.43
0.55
# American Indian Students
1 Student
284 Students
% American Indian Students
n/a
n/a
# Asian Students
13 Students
3,152 Students
% Asian Students
1%
3%
# Hispanic Students
28 Students
5,342 Students
% Hispanic Students
2%
5%
# Black Students
78 Students
7,611 Students
% Black Students
4%
7%
# White Students
1,344 Students
73,272 Students
% White Students
73%
62%
# Hawaiian Students
1 Student
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
378 Students
27,448 Students
% of Others Students
20%
23%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
4 extracurriculars
9 extracurriculars
Average Number of Sports
5 sports
7 sports

Frequently Asked Questions

What are the top-ranked private schools in Jefferson County, MO?
The top-ranked private schools in Jefferson County, MO include St. Pius X High School, Saint Joseph School, and Twin City Christian Academy.
How many private schools are located in Jefferson County?
11 private schools are located in Jefferson County.
How diverse are private schools in Jefferson County?
Jefferson County private schools are approximately 8% minority students, which is lower than the Missouri private school average of 20%.
What percentage of students in Jefferson County go to private school?
5% of all K-12 students in Jefferson County are educated in private schools (compared to the MO state average of 12%).
What percentage of private schools are religiously affiliated in Jefferson County?
91% of private schools in Jefferson County are religiously affiliated (most commonly Catholic and Christian).
Which private schools in Jefferson County are often viewed compared to one another?

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