For the 2025-26 school year, there is 1 public high school serving 2,134 students in the neighborhood of Ontario Ranch, Ontario, CA.
The top-ranked public high school in Ontario Ranch is Colony High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
The neighborhood of Ontario Ranch, Ontario, CA public high school have an average math proficiency score of 42% (versus the California public high school average of 28%), and reading proficiency score of 67% (versus the 51% statewide average).
the neighborhood of Ontario Ranch, Ontario, CA public high school have a Graduation Rate of 87%, which is more than the California average of 86%.
The school with highest graduation rate is Colony High School, with 92% graduation rate. Read more about public school graduation rate statistics in California or national school graduation rate statistics.
Minority enrollment is 92% of the student body (majority Hispanic), which is more than the California public high school average of 79% (majority Hispanic).
Best Public High Schools in the neighborhood of Ontario Ranch, Ontario, CA (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Colony High School
(Math: 25% | Reading: 62%)
Rank:
Rank:
7/
Top 50%10
3850 East Riverside Dr.
Ontario, CA 91761
(909) 930-2929
Ontario, CA 91761
(909) 930-2929
Gr: 9-12 | 2,085 students Student-teacher ratio: 24:1 Minority enrollment: 93%
Frequently Asked Questions
What are the top-ranked public high schools in the neighborhood of Ontario Ranch, Ontario, CA?
The top-ranked public high schools in the neighborhood of Ontario Ranch, Ontario, CA include Colony High School.
How many public high schools are located in the neighborhood of Ontario Ranch, Ontario?
1 public high schools are located in the neighborhood of Ontario Ranch, Ontario.
What is the racial composition of students in the neighborhood of Ontario Ranch, Ontario?
the neighborhood of Ontario Ranch, Ontario public high schools minority enrollment is 92% of the student body (majority Hispanic), which is more than the California public high schools average of 79% (majority Hispanic).
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