Serving 3,223 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 24:1 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 80% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 3,223 students
- Student:Teacher Ratio: 24:1
- Minority Enrollment: 96%
- Graduation Rate: 84% (Btm 50% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 15% (Btm 50%)
- Reading Proficiency: 54% (Top 30%)
- Science Proficiency: 17% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Chaffey High School's student population of 3,223 students has stayed relatively flat over five school years.
The teacher population of 135 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
3,223 students
Gender %
Total Classroom Teachers
135 teachers
Students by Grade
School Rankings
Chaffey High School ranks within the bottom 50% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Chaffey High School is 0.21, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#5234 out of 9602 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
15%
33%
Reading/Language Arts Test Scores (% Proficient)
54%
47%
Science Test Scores (% Proficient)
17%
29%
Student : Teacher Ratio
24:1
21:1
American Indian
n/a
1%
Asian
2%
12%
Hispanic
89%
56%
Black
3%
5%
White
4%
20%
Hawaiian
n/a
n/a
Two or more races
2%
6%
All Ethnic Groups
Graduation Rate
84%
87%
Eligible for Free Lunch
70%
54%
Eligible for Reduced Lunch
11%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Chaffey High School's ranking?
Chaffey High School is ranked #5234 out of 9,602 schools, which ranks it among the bottom 50% of public schools in California.
What schools are Chaffey High School often compared to?
Chaffey High Schoolis often viewed alongside schools like Colony High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
15% of students have achieved math proficiency (compared to the 33% CA state average), while 54% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Chaffey High School?
The graduation rate of Chaffey High School is 84%, which is lower than the California state average of 87%.
How many students attend Chaffey High School?
3,223 students attend Chaffey High School.
What is the racial composition of the student body?
89% of Chaffey High School students are Hispanic, 4% of students are White, 3% of students are Black, 2% of students are Asian, and 2% of students are Two or more races.
What is the student:teacher ratio of Chaffey High School?
Chaffey High School has a student ration of 24:1, which is higher than the California state average of 21:1.
What grades does Chaffey High School offer ?
Chaffey High School offers enrollment in grades 9-12
What school district is Chaffey High School part of?
Chaffey High School is part of Chaffey Joint Union High School District.
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