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California›San Bernardino County›Ontario›High Schools

Best High Schools in Ontario, California

Compare 6 high schools in Ontario. View ratings, test scores, reviews, and more.

6
High Schools
Public & Charter Schools
25,478
Total Students
Across Ontario
20.7:1
Avg Student-Teacher Ratio
District average
6 schools found

Advanced Insights & Statistics

Dynamic metrics computed specifically for currently filtered schools

Academic Proficiency Averages

Math Assessment Score0%
ELA Assessment Score0%
🎯 Proficiency averages represent the percentage of students meeting or exceeding state proficiency standard benchmarks.

Classroom Attention Ratio

Favorable Class Size (<15:1)2 Schools
Moderate Class Size (15-20:1)1 Schools
Larger Class Size (>20:1)3 Schools
💡 Lower classroom ratios are associated with greater individual student support, tutoring efficiency, and learning success.

Filtered Quality Highlights

  • ✓0% of schools in this view have an Overall Rating of 8.0/10 or above.
  • ✓Largest student enrollment is 3,127 students at Chaffey High.
  • ✓Best student-teacher ratio is 9:1, offering optimal classroom attention.
🏆 Quality highlights let you quickly understand extremes within your current search criteria.

About High Schools in Ontario

Ontario, California offers 6 high schools providing comprehensive education for students preparing for college and careers. These schools offer diverse academic programs, extracurricular activities, and advanced placement courses.

Ontario High

publichighGrade 9-12
901 West Francis St., Ontario, CA 91762
N/A
Rating
Students
1,994
Student-Teacher
21:1
ELA Proficiency
N/A
Math Proficiency
N/A

Chaffey High

publichighGrade 9-12
1245 North Euclid Ave., Ontario, CA 91762
N/A
Rating
Students
3,127
Student-Teacher
23:1
ELA Proficiency
N/A
Math Proficiency
N/A

Chaffey Community Day

publichighGrade 9-12
1802 East Seventh St., Ontario, CA 91764
N/A
Rating
Students
20
Student-Teacher
9:1
ELA Proficiency
N/A
Math Proficiency
N/A

Valley View High (Continuation)

publichighGrade 9-12
1801 East Sixth St., Ontario, CA 91764
N/A
Rating
Students
370
Student-Teacher
14:1
ELA Proficiency
N/A
Math Proficiency
N/A

Chaffey District Online High

publichighGrade 9-12
1802 East 7Th St., Ontario, CA 91764
N/A
Rating
Students
93
Student-Teacher
18:1
ELA Proficiency
N/A
Math Proficiency
N/A

Colony High

publichighGrade 9-12
3850 East Riverside Dr., Ontario, CA 91761
N/A
Rating
Students
2,109
Student-Teacher
25:1
ELA Proficiency
N/A
Math Proficiency
N/A

Frequently Asked Questions

How many high schools are in Ontario, California?

There are several high schools in Ontario, offering diverse academic programs, extracurricular activities, and college preparation courses.

What is the best high school in Ontario?

Based on our ratings, the top-rated high schools in Ontario include schools with ratings of 9.0 or higher. Use our filters to view all high schools sorted by rating.

What is the average student-teacher ratio in Ontario?

The average student-teacher ratio across all schools in Ontario is 20.7:1.