Wesley College Preparatory School
Private · Grades 9–12 · 150 students
Chaffey High
1245 North Euclid Ave., Ontario, CA 91762
Grades
9–12
High
Students
3,127
Enrolled 2024–25
Students per teacher
23.4 : 1
Full-time teachers
District
Chaffey Joint Union High
San Bernardino County
Schola Grade C · Average
Letter grade (A–F) · compared with 1,321 California high schools · How we grade
Percentiles compare this school with other California high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).
About Chaffey High
Chaffey High is a public high school in Ontario, California, serving grades 9–12. It is part of Chaffey Joint Union High. The school is located in a midsize city in San Bernardino County.
In the 2024–25 school year, 3,127 students were enrolled, with about 23.4 students for every full-time teacher. That ratio is larger than the typical California high school (18.5 students per teacher). Its Schola Grade is C (average), compared with 1,321 California high schools.
Grades & enrollment
Students per grade, 2024–25Grades 9–12
Location & nearby schools
School details
- Type
- Public School · What this means
- Level
- High
- Grades offered
- 9–12
- Enrollment (2024–25)
- 3,127 students
- Students per teacher
- 23.4 to 1
- AP courses offered
- 12
- Charter school
- No
- Magnet school
- No
- Virtual learning
- Offers virtual courses
- Locale
- City — Midsize
- School district
- Chaffey Joint Union High
- County
- San Bernardino County
- NCES school ID
- 060816000791
Schools near Chaffey High
All 48 schools in Ontario →
Upland High
Public · Grades 9–12 · 2,797 students
Hillside High
Alternative · Grades 10–12 · 119 students
Valley View High (Continuation)
Alternative · Grades 9–12 · 370 students
Chaffey District Online High
Alternative · Grades 9–12 · 93 students
Chaffey Community Day
Alternative · Grades 9–12 · 20 students
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.