For the 2025 school year, there are 2 private schools serving 657 students in Seneca County, OH (there are 25 public schools, serving 8,739 public students). 7% of all K-12 students in Seneca County, OH are educated in private schools (compared to the OH state average of 12%).
The top ranked private schools in Seneca County, OH include Calvert Catholic School and Calvert Catholic Schools.
100% of private schools in Seneca County, OH are religiously affiliated (most commonly Catholic).
Top Ranked Seneca County Private Schools (2025)
School
Location
Grades
Students
Calvert Catholic School
(Catholic)
152 Madison St
Tiffin, OH 44883
(419) 447-3844
Tiffin, OH 44883
(419) 447-3844
Grades: K-12
| 357 students
Calvert Catholic Schools
(Catholic)
357 S Washington St
Tiffin, OH 44883
(419) 447-5790
Tiffin, OH 44883
(419) 447-5790
Grades: PK-6
| 300 students
Seneca County Private Schools (Closed)
School
Location
Grades
Students
St. Mary School (Closed 2023)
(Catholic)
75 S Sandusky St
Tiffin, OH 44883
(419) 447-5202
Tiffin, OH 44883
(419) 447-5202
Grades: 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
Grades: 9-12
| 167 students
Frequently Asked Questions
What are the top ranked private schools in Seneca County, OH?
The top ranked private schools in Seneca County, OH include Calvert Catholic School and Calvert Catholic Schools.
How many private schools are located in Seneca County?
2 private schools are located in Seneca County.
What percentage of students in Seneca County go to private school?
7% of all K-12 students in Seneca County are educated in private schools (compared to the OH state average of 12%).
What percentage of private schools are religiously affiliated in Seneca County?
100% of private schools in Seneca County are religiously affiliated (most commonly Catholic).
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