Ontario High School
Public
High Grades 9–12 B+School Grade
Part of Ontario Local School District
467 Shelby Ontario Rd, Mansfield, OH 44906 · (419) 529-3969
Community ratings
Not rated yetBe the first neighbor to rate this school — an overall score plus Teachers, Communication, Safety and Activities.
Academic performance
Math proficiency52%
State average 49.6%
Reading / language arts77%
State average 57.2%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
540Students enrolled
18:1Student–teacher ratio
35%Free / reduced lunch
RuralSetting
Regular SchoolSchool type
Enrollment by grade
Grade 9172
Grade 10169
Grade 11106
Grade 1293
Students
White · 81%440
Two or more races · 6%32
Black · 5%27
Hispanic · 4%22
Asian · 3%18
Native Hawaiian/Pacific Islander · 0%1
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
540’20
512’21
527’22
534’23
540’24
Location
467 Shelby Ontario Rd Mansfield
Neighbor reviews
Sign in to rate this school.
School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Academic scores from the EDFacts via Urban Institute Education Data Portal (SY2020-21). Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.