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OpenSchoolData
3,346
Enrollment
24.4:1
Student:Teacher
27%
Proficiency Rate
76%
Graduation Rate
84%
Free/Reduced Lunch

About This School

Chaffey High is a high school located in Ontario, California. The school serves 3,346 students in grades 9-12. The student-to-teacher ratio is 24.4:1.

According to EDFacts assessment data, 27% of students meet grade-level proficiency standards in combined math and reading. The school reports a 76% graduation rate.

84% of students qualify for free or reduced-price lunch, indicating the school serves a predominantly low-income community.

Chaffey High is part of the Chaffey Joint Union High in California. The school receives Title I federal funding.

How This School Compares

Chaffey High has 3,346 students enrolled, making it larger than the average school in Chaffey Joint Union High (2,096 students). Its 27% proficiency rate is 16 percentage points below the district average of 43%. Compared to the California state average of 45%, the school performs 18 points lower. The 24.4:1 student-teacher ratio is above the national average of 16:1.

Frequently Asked Questions

Chaffey High has 3,346 students enrolled in grades 9-12. The student-to-teacher ratio is 24.4:1.

According to EDFacts data, 27% of students at Chaffey High meet grade-level proficiency standards in combined math and reading assessments.

Chaffey High has a 76% graduation rate, measuring the percentage of students who graduate within four years.

Chaffey High is part of the Chaffey Joint Union High in Ontario, California. You can view all schools in this district on the district page.

All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.

Last updated:

School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.