For the 2026 school year, there is 1 private high school serving 357 students in Seneca County, OH.
The top-ranked private high school in Seneca County, OH is Calvert Catholic School.
100% of private high schools in Seneca County, OH are religiously affiliated (most commonly Catholic).
Top-Ranked Seneca County Private High Schools (2026)
School
Location
Quick Facts
Calvert Catholic School
(Catholic)
152 Madison St
Tiffin, OH 44883
(419) 447-3844
Tiffin, OH 44883
(419) 447-3844
Gr: K-12 | 357 students Tuition listed
Seneca County Private Schools (Closed)
School
Location
Quick Facts
St. Mary School (Closed 2023)
(Catholic)
75 S Sandusky St
Tiffin, OH 44883
(419) 447-5202
Tiffin, OH 44883
(419) 447-5202
Gr: K-4 | 311 students
St. Wendelin High School (Closed 2023)
(Catholic)
533 N Countyline Street
Fostoria, OH 44830
(419) 435-8144
Fostoria, OH 44830
(419) 435-8144
Gr: 9-12 | 167 students
Overview
This County (Seneca County)
This State (OH)
# Schools
1 School
Student Body:
# Students
357 Students
97,812 Students
% Average Students of Color
6%
25%
Academics and Faculty:
# Teachers
40 Teachers
10,149 Teachers
Average Student-Teacher Ratio
9:1
10:1
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$45,000
$13,249
Students by Ethnicity:
Diversity Score
0.12
0.54
# American Indian Students
n/a
1,207 Students
% American Indian Students
n/a
1%
# Asian Students
15 Students
2,822 Students
% Asian Students
4%
3%
# Hispanic Students
1 Student
4,705 Students
% Hispanic Students
n/a
4%
# Black Students
10 Students
10,856 Students
% Black Students
2%
11%
# White Students
394 Students
66,179 Students
% White Students
94%
65%
# Hawaiian Students
n/a
138 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
n/a
15,942 Students
% of Others Students
n/a
16%
All Ethnic Groups
Extracurriculars and Sports:
Frequently Asked Questions
What are the top-ranked private high schools in Seneca County, OH?
The top-ranked private high schools in Seneca County, OH is Calvert Catholic School.
How many private high schools are located in Seneca County?
1 private high schools are located in Seneca County.
What percentage of private high schools are religiously affiliated in Seneca County?
100% of private high schools in Seneca County are religiously affiliated (most commonly Catholic).
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