For the 2026-27 school year, there is 1 public high school serving 339 students in Sullivan, OH.
The top-ranked public high school in Sullivan, OH is Black River High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Sullivan, OH public high school have an average math proficiency score of 62% (versus the Ohio public high school average of 40%), and reading proficiency score of 77% (versus the 57% statewide average). High schools in Sullivan have an average ranking of 9/10, which is in the top 20% of Ohio public high schools.
Sullivan, OH public high school have a Graduation Rate of 92%, which is more than the Ohio average of 87%.
The school with highest graduation rate is Black River High School, with 90-94% graduation rate. Read more about public school graduation rate statistics in Ohio or national school graduation rate statistics.
Minority enrollment is 7% of the student body (majority Hispanic), which is less than the Ohio public high school average of 34% (majority Black).
Best Public High Schools in Sullivan, OH (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Black River High School
(Math: 60-64% | Reading: 75-79%)
Rank:
Rank:
8/
Top 30%10
233 County Road 40
Sullivan, OH 44880
(419) 736-3303
Sullivan, OH 44880
(419) 736-3303
Gr: 8-12 | 339 students Student-teacher ratio: 17:1 Minority enrollment: 7%
Frequently Asked Questions
What are the top-ranked public high schools in Sullivan, OH?
The top-ranked public high schools in Sullivan, OH include Black River High School.
How many public high schools are located in Sullivan?
1 public high schools are located in Sullivan.
What is the racial composition of students in Sullivan?
Sullivan public high schools minority enrollment is 7% of the student body (majority Hispanic), which is less than the Ohio public high schools average of 34% (majority Black).
Recent Articles
Can Your Child Get Into School Clubs and Activities?
Discover whether your child can access advertised school clubs and activities, including enrollment limits, tryouts, fees, transportation, scheduling conflicts, and essential questions parents should ask before choosing schools today.
Who Supervises Students When Their Teacher Is Out?
Discover who supervises students when regular teachers are absent, how schools arrange classroom coverage, what qualifications substitutes need, and which questions parents should ask about safety and learning continuity.
When the School Nurse Isn't There: Parent Guide
Learn what happens when school nurses are absent, how public schools handle medications and emergencies, and which essential questions parents should ask to protect their children's health and safety daily.