For the 2026 school year, there are 3 private schools serving 614 students in Union County, OH (there are 15 public schools, serving 8,160 public students). 7% of all K-12 students in Union County, OH are educated in private schools (compared to the OH state average of 12%).
The top-ranked private schools in Union County, OH include St. Paul Lutheran School and St. John's Lutheran School.
100% of private schools in Union County, OH are religiously affiliated (most commonly Lutheran Church Missouri Synod and Evangelical Lutheran Church in America (formerly AELC, ALC, or LCA)).
Top-Ranked Union County Private Schools (2026)
School
Location
Quick Facts
St. John's Lutheran School
(Lutheran Church Missouri Synod)
12809 State Route 736
Marysville, OH 43040
(937) 644-5540
Marysville, OH 43040
(937) 644-5540
Gr: PK-8 | 352 students Tuition listed
St. Paul Lutheran School
Daycare / Preschool (Lutheran Church Missouri Synod)
7960 State Route 38
Milford Center, OH 43045
(937) 349-5939
Milford Center, OH 43045
(937) 349-5939
Gr: NS | 66 students Avg. class size: 10 students Sports: 3 Tuition listed
220 S Walnut St
Marysville, OH 43040
(937) 642-1726
Marysville, OH 43040
(937) 642-1726
Gr: PK-6 | 196 students
Overview
This County (Union County)
This State (OH)
# Schools
3 Schools
Student Body:
# Students
614 Students
229,070 Students
% Average Students of Color
3%
25%
Academics and Faculty:
# Teachers
33 Teachers
18,989 Teachers
Average Student-Teacher Ratio
19:1
13:1
Average Class Size
10 students
17 students
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$4,613
$10,626
Students by Ethnicity:
Diversity Score
0.50
0.58
# American Indian Students
n/a
1,332 Students
% American Indian Students
n/a
1%
# Asian Students
6 Students
5,040 Students
% Asian Students
1%
2%
# Hispanic Students
3 Students
10,837 Students
% Hispanic Students
n/a
5%
# Black Students
4 Students
24,287 Students
% Black Students
1%
10%
# White Students
368 Students
139,932 Students
% White Students
60%
60%
# Hawaiian Students
n/a
309 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
233 Students
51,916 Students
% of Others Students
38%
22%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Sports
3 sports
7 sports
Frequently Asked Questions
What are the top-ranked private schools in Union County, OH?
The top-ranked private schools in Union County, OH include St. Paul Lutheran School and St. John's Lutheran School.
How many private schools are located in Union County?
3 private schools are located in Union County.
What percentage of students in Union County go to private school?
7% of all K-12 students in Union County are educated in private schools (compared to the OH state average of 12%).
What percentage of private schools are religiously affiliated in Union County?
100% of private schools in Union County are religiously affiliated (most commonly Lutheran Church Missouri Synod and Evangelical Lutheran Church in America (formerly AELC, ALC, or LCA)).
Which private schools in Union County are often viewed compared to one another?
Popular comparisons of private schools in Union County include: Trinity Lutheran vs. St. John's Lutheran School, St. John's Lutheran School vs. Trinity Lutheran, St. Paul Lutheran School vs. Trinity Lutheran
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