CAHighVerified for 2025-26
Chaffey High School Calendar 2025-26
High|Ontario, California|Chaffey Joint Union High|Last audited: Not yet synced
Ontario, CA 91762
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School Profile
Grades
9–12
Enrollment
3,223
Student:Teacher
23.9:1
Locale
Urban
District
Chaffey Joint Union HighEcon. Disadvantaged
80.8%
Phone
(909)988-5560School Statistics
Academics (SY 2020-21)
ELA Proficiency
60%
69th percentile in CA
Math Proficiency
32%
55th percentile in CA
Graduation Rate
83%
Programs & Activities (SY 2021-22)
AP Program
14 courses offered
Gifted & Talented
Dual Enrollment
Athletics
5 sports offered
Student-Teacher Ratio: 23.3:1
Worse than average in CADistrict Finance (FY 2023)
Per-Pupil Spending
$16,769
District-level data
Funding Sources
Federal 8%State 58%Local 35%
Community Context
Median Home Value
$580,340
-1.9% YoY
Riverside, CA metro area · Zillow Feb 2026
Community Need Level
Elevated
CDC/ATSDR Social Vulnerability Index 2022
Enrollment Trend (2014-2025)
3,127
Current enrollment
Stable(-5% 5yr)Full School Calendar 2025-26
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