Ontario High School vs. Chaffey High School
Should I attend Ontario High School or Chaffey High School? Visitors of our site frequently compare these two schools. Compare the two schools' rankings, test scores, reviews and more to help you determine which school is the best choice for you.
School Overview
School
Overview
Serving 2,286 students in grades 9-12, Ontario High School ranks in the top 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 22% (which is lower than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 60% (which is higher than the California state average of 47%).
The student:teacher ratio of 23:1 is higher than the California state level of 21:1.
Minority enrollment is 97% of the student body (majority Hispanic), which is higher than the California state average of 79% (majority Hispanic).
Serving 3,360 students in grades 9-12, Chaffey High School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 15% (which is lower than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 54% (which is higher than the California state average of 47%).
The student:teacher ratio of 25:1 is higher than the California state level of 21:1.
Minority enrollment is 96% of the student body (majority Hispanic), which is higher than the California state average of 79% (majority Hispanic).
Grades Offered
9-12
9-12
Total Students
2,286 students
3,360 students
![This chart displays total students of Ontario High School by year, with the latest 2021-22 school year data. This chart displays total students of Ontario High School by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/total_students/6000/6199/ontario-high-school-chart-qDWGNz.png)
![This chart displays total students of Chaffey High School by year, with the latest 2021-22 school year data. This chart displays total students of Chaffey High School by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/total_students/6000/6197/chaffey-high-school-chart-bvnJ1Ol.png)
% Male | % Female
51% | 49%
51% | 49%
![This chart displays gender of Ontario High School This chart displays gender of Ontario High School](http://images2.publicschoolreview.com/charts/gender/6000/6199/ontario-high-school-chart-blY0CHc.png)
![This chart displays gender of Chaffey High School This chart displays gender of Chaffey High School](http://images2.publicschoolreview.com/charts/gender/6000/6197/chaffey-high-school-chart-G7mmPu.png)
Total Classroom Teachers
100 teachers
132 teachers
![This chart displays the total teachers of Ontario High School by year, with the latest 2021-22 school year data. This chart displays the total teachers of Ontario High School by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/total_teachers/6000/6199/ontario-high-school-chart-3A91Rk.png)
![This chart displays the total teachers of Chaffey High School by year, with the latest 2021-22 school year data. This chart displays the total teachers of Chaffey High School by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/total_teachers/6000/6197/chaffey-high-school-chart-f7YT9S.png)
Student : Teacher Ratio
23:1
25:1
![This chart displays the student teacher ratio of Ontario High School and the public school average student teacher ratio of California by year, with the latest 2021-22 school year data. This chart displays the student teacher ratio of Ontario High School and the public school average student teacher ratio of California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/teacher_student_ratio/6000/6199/ontario-high-school-chart-AZntvZ.png)
![This chart displays the student teacher ratio of Chaffey High School and the public school average student teacher ratio of California by year, with the latest 2021-22 school year data. This chart displays the student teacher ratio of Chaffey High School and the public school average student teacher ratio of California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/teacher_student_ratio/6000/6197/chaffey-high-school-chart-PM5cjJ.png)
Test Scores
Overall Testing Rank
#3898 out of 9602 schools in CA
(Top 50%)
(Top 50%)
#5234 out of 9602 schools in CA
(Bottom 50%)
(Bottom 50%)
![This chart displays the overall school rank of Ontario High School, with the latest 2021-22 school year data. This chart displays the overall school rank of Ontario High School, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/overall_school_rank/6000/6199/ontario-high-school-chart-9DtcJo.png)
![This chart displays the overall school rank of Chaffey High School, with the latest 2021-22 school year data. This chart displays the overall school rank of Chaffey High School, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/overall_school_rank/6000/6197/chaffey-high-school-chart-B5Aw1l.png)
Math Test Scores (% Proficient)
22%
15%
![This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Ontario High School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in California by year, with the latest 2021-22 school year data. This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Ontario High School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/math_percent/6000/6199/ontario-high-school-chart-JaNuD6.png)
![This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Chaffey High School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in California by year, with the latest 2021-22 school year data. This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Chaffey High School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/math_percent/6000/6197/chaffey-high-school-chart-7LfZWh.png)
Reading/Language Arts Test Scores (% Proficient)
60%
54%
![This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Ontario High School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of California by year, with the latest 2021-22 school year data. This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Ontario High School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/rla_percent/6000/6199/ontario-high-school-chart-B5LoKI.png)
![This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Chaffey High School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of California by year, with the latest 2021-22 school year data. This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Chaffey High School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/rla_percent/6000/6197/chaffey-high-school-chart-bljoCdL.png)
Science Test Scores (% Proficient)
15%
17%
![This chart displays the percentage of students that scored at or above 'proficient' levels in Science of Ontario High School and the percentage of public school students that scored at or above 'proficient' levels in Science of public schools in California by year, with the latest 2021-22 school year data. This chart displays the percentage of students that scored at or above 'proficient' levels in Science of Ontario High School and the percentage of public school students that scored at or above 'proficient' levels in Science of public schools in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/sci_percent/6000/6199/ontario-high-school-chart-nis6GS.png)
![This chart displays the percentage of students that scored at or above 'proficient' levels in Science of Chaffey High School and the percentage of public school students that scored at or above 'proficient' levels in Science of public schools in California by year, with the latest 2021-22 school year data. This chart displays the percentage of students that scored at or above 'proficient' levels in Science of Chaffey High School and the percentage of public school students that scored at or above 'proficient' levels in Science of public schools in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/sci_percent/6000/6197/chaffey-high-school-chart-FrmZzC.png)
Graduation Rate
93%
84%
![This chart displays graduation rate of Ontario High School and public school graduation rate of California by year, with the latest 2021-22 school year data. This chart displays graduation rate of Ontario High School and public school graduation rate of California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/graduation_rate/6000/6199/ontario-high-school-chart-qSDiEz.png)
![This chart displays graduation rate of Chaffey High School and public school graduation rate of California by year, with the latest 2021-22 school year data. This chart displays graduation rate of Chaffey High School and public school graduation rate of California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/graduation_rate/6000/6197/chaffey-high-school-chart-YbwdlE.png)
Students by Grade
Students by Grade
![This chart displays the students of Ontario High School by grade. This chart displays the students of Ontario High School by grade.](http://images2.publicschoolreview.com/charts/students_by_grade/6000/6199/ontario-high-school-chart-IxRkOZ.png)
![This chart displays the students of Chaffey High School by grade. This chart displays the students of Chaffey High School by grade.](http://images2.publicschoolreview.com/charts/students_by_grade/6000/6197/chaffey-high-school-chart-RDkaaL.png)
Grade 9 Students
530
763
Grade 10 Students
601
904
Grade 11 Students
565
818
Grade 12 Students
590
875
Students by Ethnicity
% American Indian
1%
n/a
![This chart displays the percentage of American Indian students in Ontario High School and percentage of American Indian public school students in California by year, with the latest 2021-22 school year data. This chart displays the percentage of American Indian students in Ontario High School and percentage of American Indian public school students in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/american_indian_ethnicity/6000/6199/ontario-high-school-chart-br6z6uf.png)
![This chart displays the percentage of American Indian students in Chaffey High School and percentage of American Indian public school students in California by year, with the latest 1999-00 school year data. This chart displays the percentage of American Indian students in Chaffey High School and percentage of American Indian public school students in California by year, with the latest 1999-00 school year data.](http://images2.publicschoolreview.com/charts/american_indian_ethnicity/6000/6197/chaffey-high-school-chart-baS2Pvn.png)
% Asian
3%
2%
![This chart displays the percentage of Asian students in Ontario High School and the percentage of Asian public school students in California by year, with the latest 2021-22 school year data. This chart displays the percentage of Asian students in Ontario High School and the percentage of Asian public school students in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/asian_islander_ethnicity/6000/6199/ontario-high-school-chart-byVdxOu.png)
![This chart displays the percentage of Asian students in Chaffey High School and the percentage of Asian public school students in California by year, with the latest 2021-22 school year data. This chart displays the percentage of Asian students in Chaffey High School and the percentage of Asian public school students in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/asian_islander_ethnicity/6000/6197/chaffey-high-school-chart-baS2PtQ.png)
% Hispanic
89%
89%
![This chart displays the percentage of Hispanic students in Ontario High School and the percentage of Hispanic public school students in California by year, with the latest 2021-22 school year data. This chart displays the percentage of Hispanic students in Ontario High School and the percentage of Hispanic public school students in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/hispanic_students_ethnicity/6000/6199/ontario-high-school-chart-ycA8st.png)
![This chart displays the percentage of Hispanic students in Chaffey High School and the percentage of Hispanic public school students in California by year, with the latest 2021-22 school year data. This chart displays the percentage of Hispanic students in Chaffey High School and the percentage of Hispanic public school students in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/hispanic_students_ethnicity/6000/6197/chaffey-high-school-chart-mWCLc8.png)
% Black
3%
3%
![This chart displays the percentage of Black students in Ontario High School and the percentage of Black public school students in California by year, with the latest 2021-22 school year data. This chart displays the percentage of Black students in Ontario High School and the percentage of Black public school students in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/black_students_ethnicity/6000/6199/ontario-high-school-chart-b43cr0F.png)
![This chart displays the percentage of Black students in Chaffey High School and the percentage of Black public school students in California by year, with the latest 2021-22 school year data. This chart displays the percentage of Black students in Chaffey High School and the percentage of Black public school students in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/black_students_ethnicity/6000/6197/chaffey-high-school-chart-EG7oXU.png)
% White
3%
4%
![This chart displays the percentage of White students in Ontario High School and the percentage of White public school students in California by year, with the latest 2021-22 school year data. This chart displays the percentage of White students in Ontario High School and the percentage of White public school students in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/white_students_ethnicity/6000/6199/ontario-high-school-chart-hyDR2b.png)
![This chart displays the percentage of White students in Chaffey High School and the percentage of White public school students in California by year, with the latest 2021-22 school year data. This chart displays the percentage of White students in Chaffey High School and the percentage of White public school students in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/white_students_ethnicity/6000/6197/chaffey-high-school-chart-CPSrhf.png)
% Hawaiian
n/a
n/a
n/a
![This chart displays the percentage of Hawaiian students in Chaffey High School and the percentage of Hawaiian public school students in California by year, with the latest 2010-11 school year data. This chart displays the percentage of Hawaiian students in Chaffey High School and the percentage of Hawaiian public school students in California by year, with the latest 2010-11 school year data.](http://images2.publicschoolreview.com/charts/hawaiian_students_ethnicity/6000/6197/chaffey-high-school-chart-be9MLfs.png)
% Two or more races
1%
2%
![This chart displays the percentage of students of two or more races in Ontario High School and the percentage of public school students of two or more races in California by year, with the latest 2021-22 school year data. This chart displays the percentage of students of two or more races in Ontario High School and the percentage of public school students of two or more races in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/two_or_more_races_students_ethnicity/6000/6199/ontario-high-school-chart-7rTxCk.png)
![This chart displays the percentage of students of two or more races in Chaffey High School and the percentage of public school students of two or more races in California by year, with the latest 2021-22 school year data. This chart displays the percentage of students of two or more races in Chaffey High School and the percentage of public school students of two or more races in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/two_or_more_races_students_ethnicity/6000/6197/chaffey-high-school-chart-9i8vzG.png)
Diversity Score
0.21
0.21
![This chart displays the diversity score of Ontario High School and the public school average diversity score of California by year, with the latest 2021-22 school year data. This chart displays the diversity score of Ontario High School and the public school average diversity score of California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/diversity_score/6000/6199/ontario-high-school-chart-b2CxtAx.png)
![This chart displays the diversity score of Chaffey High School and the public school average diversity score of California by year, with the latest 2021-22 school year data. This chart displays the diversity score of Chaffey High School and the public school average diversity score of California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/diversity_score/6000/6197/chaffey-high-school-chart-NVQesN.png)
Additional Information
Eligible for Free Lunch
73%
69%
![This chart displays the percentage of students who is eligible for free lunch in Ontario High School and the percentage of public school students who is eligible for free lunch in California by year, with the latest 2021-22 school year data. This chart displays the percentage of students who is eligible for free lunch in Ontario High School and the percentage of public school students who is eligible for free lunch in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/freelunch_students/6000/6199/ontario-high-school-chart-b2CxtBa.png)
![This chart displays the percentage of students who is eligible for free lunch in Chaffey High School and the percentage of public school students who is eligible for free lunch in California by year, with the latest 2021-22 school year data. This chart displays the percentage of students who is eligible for free lunch in Chaffey High School and the percentage of public school students who is eligible for free lunch in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/freelunch_students/6000/6197/chaffey-high-school-chart-XliTDe.png)
Eligible for Reduced Lunch
8%
12%
![This chart displays the percentage of students who is eligible for reduced lunch in Ontario High School and the percentage of public school students who is eligible for reduced lunch in California by year, with the latest 2021-22 school year data. This chart displays the percentage of students who is eligible for reduced lunch in Ontario High School and the percentage of public school students who is eligible for reduced lunch in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/reduced_pricelunch_students/6000/6199/ontario-high-school-chart-51ozLU.png)
![This chart displays the percentage of students who is eligible for reduced lunch in Chaffey High School and the percentage of public school students who is eligible for reduced lunch in California by year, with the latest 2021-22 school year data. This chart displays the percentage of students who is eligible for reduced lunch in Chaffey High School and the percentage of public school students who is eligible for reduced lunch in California by year, with the latest 2021-22 school year data.](http://images2.publicschoolreview.com/charts/reduced_pricelunch_students/6000/6197/chaffey-high-school-chart-PM5cld.png)