Ontario High
Public
High Grades 9–12 Virtual
Part of Chaffey Joint Union High
901 West Francis St., Ontario, CA 91762 · (909) 988-7411
Community ratings
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Academic performance
Math proficiency29%
State average 33.6%
Reading / language arts56%
State average 48.6%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
1,994Students enrolled
22:1Student–teacher ratio
87%Free / reduced lunch
CitySetting
Regular SchoolSchool type
Enrollment by grade
Grade 9507
Grade 10507
Grade 11528
Grade 12452
Students
Hispanic · 89%1,773
Asian · 3%66
Black · 3%54
White · 2%47
Two or more races · 2%30
American Indian/Alaska Native · 1%16
Native Hawaiian/Pacific Islander · 0%7
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
2,322’20
2,286’21
2,182’22
2,121’23
1,994’24
Location
901 West Francis St. Ontario
Neighbor reviews
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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.