High schools in Ontario, CA
7 high schools in Ontario, CA, serving roughly 7,713 students. SweetSpot ranks each one on your family's priorities — academics, school size, teacher pay, demographics, and more.
Top schools
- 6.4
Chaffey District Online High
Chaffey Joint Union High · 9-12 · Alternative school of choice
- 4.9
Port View Preparatory - Ontario
Mountain View Elementary · K-12 · Specialized
- 4.9
Colony High
Chaffey Joint Union High · 9-12
- 4.6
Ontario High
Chaffey Joint Union High · 9-12
- 4.1
Chaffey Community Day
Chaffey Joint Union High · 9-12 · Community day school
- 4.1
Chaffey High
Chaffey Joint Union High · 9-12
- 2.6
Valley View High (Continuation)
Chaffey Joint Union High · 9-12 · Continuation high school
These rankings use default priorities. Tune them to your family in 30 seconds.
Other grade levels
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Common questions
How many high schools are in Ontario?
Ontario has 7 high schools serving roughly 7,713 students.
What counts as a "high" school?
Any school whose grade span includes grades 9–12.
Which is the highest-rated high school in Ontario?
Chaffey District Online High currently has the highest SweetSpot score (6.4/10) among high schools in Ontario.
How is the ranking computed?
By default, schools are ranked by SweetSpot's neutral baseline score — the mean of their academics, attendance, suspension rate, and teacher metrics. Tune your priorities to see a ranking calibrated to your family.
How is fit calculated for my family?
You pick which metrics matter and how much each one weighs. SweetSpot recomputes a custom 0–10 fit score for every school against your priorities — live, as you move the sliders.
All schools in High schools, Ontario, CA
- Chaffey District Online High · 9-12
- Port View Preparatory - Ontario · K-12
- Colony High · 9-12
- Ontario High · 9-12
- Chaffey Community Day · 9-12
- Chaffey High · 9-12
- Valley View High (Continuation) · 9-12