St. John The Baptist School Photo

Best Franklin County Private Schools (2026)

For the 2026 school year, there are 12 private schools serving 2,366 students in Franklin County, MO (there are 42 public schools, serving 15,022 public students). 14% of all K-12 students in Franklin County, MO are educated in private schools (compared to the MO state average of 12%).
The top-ranked private schools in Franklin County, MO include St. Francis Borgia Grade School, St. Francis Borgia High School, and Immanuel Lutheran.
The average acceptance rate is 96%, which is higher than the Missouri private school average acceptance rate of 85%.
92% of private schools in Franklin County, MO are religiously affiliated (most commonly Catholic and Christian).

Top-Ranked Franklin County Private Schools (2026)

School
Location
Quick Facts
Immaculate Conception School
(Catholic)
6 W State St
Union, MO 63084
(636) 583-2641
Gr: PK-8 | 230 students
Immanuel Lutheran
(Lutheran Church Missouri Synod)
214 W 5th St
Washington, MO 63090
(636) 239-1636
Gr: PK-8 | 237 students Avg. class size: 18 students
Our Lady Of Lourdes Catholic School
(Catholic)
950 Madison Ave
Washington, MO 63090
(636) 239-5292
Gr: PK-8 | 409 students
St. Francis Borgia Grade School
(Catholic)
225 Cedar St
Washington, MO 63090
(636) 239-2590
Gr: PK-8 | 218 students Avg. class size: 20 students Extracurrculars: 4 Tuition listed
St. Francis Borgia High School
(Catholic)
1000 Borgia Dr
Washington, MO 63090
(636) 239-7871
Gr: 9-12 | 427 students Avg. class size: 20 students Sports: 11 Tuition listed
St. John The Baptist School
St. John The Baptist School Photo
(Catholic)
5579 Gildehaus Rd
Villa Ridge, MO 63089
(636) 583-2392
Gr: PK-8 | 130 students Avg. class size: 15 students Sports: 3 | Extracurrculars: 3
Crosspoint Christian School
(Christian)
51 Hwy M
Villa Ridge, MO 63089
(636) 742-5380
Gr: PK-12 | 133 students Avg. class size: 8 students Sports: 5 | Extracurrculars: 5 Tuition & acceptance rate listed
Greenpark Christian Academy
Special Program Emphasis (Christian)
4531 Hwy 30
Robertsville, MO 63072
(636) 582-0571
Gr: PK-12 | 84 students Sports: 7
St. Anthony Elementary School
(Catholic)
119 W Springfield Rd
Sullivan, MO 63080
(573) 468-4423
Gr: PK-8 | 74 students Avg. class size: 13 students Sports: 4 | Extracurrculars: 4 Tuition & acceptance rate listed
St. Bridget Elementary School
(Catholic)
223 W Union St
Pacific, MO 63069
(636) 257-4533
Gr: PK-8 | 155 students
St. Gertrude School
(Catholic)
6520 State Road Yy
Washington, MO 63090
(636) 239-2347
Gr: PK-8 | 235 students
Washington Montessori School
Montessori School
210 High St
Washington, MO 63090
(636) 239-5144
Gr: PK-K | 34 students Avg. class size: 18 students Tuition & acceptance rate listed
[+] Show Closed Private Schools in Franklin County, Missouri

Franklin County Private Schools (Closed)

School
Location
Quick Facts
1352 Parkway Dr
Saint Clair, MO 63077
(636) 629-2501
Gr: PK-12 | 39 students

Overview

This County (Franklin County)
This State (MO)
# Schools
12 Schools

Student Body:

# Students
2,366 Students
120,053 Students
% Average Students of Color
15%
20%

Academics and Faculty:

# Teachers
165 Teachers
9,946 Teachers
Average Student-Teacher Ratio
14:1
12:1
% Average Faculty w/Advanced Degree
53%
56%
Average Class Size
16 students
16 students
Average ACT score
23
(Out of 36)
26

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$13,346
$13,089
Average % on Financial Aid
24%
36%
Average Financial Aid Grant
$1,250
$6,130
Average Acceptance Rate
96%
85%

Students by Ethnicity:

0.48
0.55
# American Indian Students
4 Students
284 Students
% American Indian Students
n/a
n/a
# Asian Students
184 Students
3,152 Students
% Asian Students
8%
3%
# Hispanic Students
34 Students
5,342 Students
% Hispanic Students
1%
5%
# Black Students
18 Students
7,611 Students
% Black Students
1%
7%
# White Students
1,641 Students
73,272 Students
% White Students
69%
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
484 Students
27,399 Students
% of Others Students
21%
23%
All Ethnic Groups

Extracurriculars and Sports:

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

Frequently Asked Questions

What are the top-ranked private schools in Franklin County, MO?
The top-ranked private schools in Franklin County, MO include St. Francis Borgia Grade School, St. Francis Borgia High School, and Immanuel Lutheran.
How many private schools are located in Franklin County?
12 private schools are located in Franklin County.
How diverse are private schools in Franklin County?
Franklin County private schools are approximately 15% minority students, which is lower than the Missouri private school average of 20%.
What percentage of students in Franklin County go to private school?
14% of all K-12 students in Franklin County are educated in private schools (compared to the MO state average of 12%).
What percentage of private schools are religiously affiliated in Franklin County?
92% of private schools in Franklin County are religiously affiliated (most commonly Catholic and Christian).
Which private schools in Franklin County are often viewed compared to one another?

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