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Chaffey High School

1245 North Euclid Avenue, Ontario, CA 91762View on map

  • Public
  • Ontario
  • 750 seniors
  • 3,052 students

Chaffey High School is a public high school in Ontario (Chaffey Joint Union High) with 750 seniors. In fall 2025, 84% of its 96 University of California applicants were admitted, compared with a county median of 80%. Its students applied most often to UC Irvine (UCI), UC Riverside (UCR), and UC Los Angeles (UCLA). 56% of the class of 2023 completed the A–G courses UC requires.

Year

UC admit rate

84%

81 of 96 applicants, fall 2025

County median 80%

Seniors admitted to a UC

11%

81 of 750 seniors

County median 15%

Seniors who applied to UC

13%

96 of 750 seniors

County median 18%

UC Los Angeles (UCLA) admit rate

7.1%

4 of 56 applicants, fall 2025

CA applicants 9.6%

UC Berkeley (Cal) admit rate

26%

8 of 31 applicants, fall 2025

CA applicants 13%

Campus by campus, fall 2025

The share of this school's applicants each campus admitted, beside the campus's rate for everyone else. Hardest campus first.

University of California

Chaffey High School applicants did better than all California applicants at 4 of 9 campuses, about the same at 3 and worse at 2.

  • Los AngelesAbout the same

    7%

    4 of 56 admitted

    This school7%All CA10%

    Admitted students' average GPA — (all applicants 3.92)

  • Berkeley12 pts higher

    26%

    8 of 31 admitted

    This school26%All CA13%

    Admitted students' average GPA 4.26 (all applicants 3.96)

  • IrvineAbout the same

    25%

    17 of 67 admitted

    This school25%All CA22%

    Admitted students' average GPA 4.14 (all applicants 3.82)

  • San Diego12 pts higher

    37%

    20 of 54 admitted

    This school37%All CA25%

    Admitted students' average GPA 4.21 (all applicants 3.84)

  • Santa Barbara15 pts higher

    48%

    20 of 42 admitted

    This school48%All CA32%

    Admitted students' average GPA 4.12 (all applicants 3.77)

  • Davis14 pts lower

    23%

    6 of 26 admitted

    This school23%All CA37%

    Admitted students' average GPA 4.05 (all applicants 3.69)

  • Santa Cruz8 pts lower

    64%

    21 of 33 admitted

    This school64%All CA71%

    Admitted students' average GPA 3.97 (all applicants 3.68)

  • RiversideAbout the same

    90%

    57 of 63 admitted

    This school90%All CA87%

    Admitted students' average GPA 3.84 (all applicants 3.76)

  • Merced4 pts higher

    100%

    24 of 24 admitted

    This school100%All CA96%

    Admitted students' average GPA 3.69 (all applicants 3.69)

Fall 2025. A student admitted to several campuses counts once at each one. All CA is the campus’s admit rate that fall for applicants from every California high school. Within 3 points counts as about the same. GPA is the UC-calculated GPA (weighted, capped).

California State University

Chaffey High School applicants did better than the campus overall at 1 of 5 campuses, about the same at 4.

  • Long Beach9 pts higher

    56%

    55 of 98 admitted

    This school56%Overall47%

  • PomonaAbout the same

    74%

    99 of 133 admitted

    This school74%Overall74%

  • FullertonAbout the same

    90%

    98 of 109 admitted

    This school90%Overall87%

  • Los AngelesAbout the same

    95%

    53 of 56 admitted

    This school95%Overall92%

  • San BernardinoAbout the same

    96%

    75 of 78 admitted

    This school96%Overall98%

Fall 2025. A student admitted to several campuses counts once at each one. Overall is the campus’s admit rate for all its applicants, from federal IPEDS data (fall 2023, the latest published). Within 3 points counts as about the same.

Where graduates go

Class of 2023 (672 graduates), the latest published by fall 2025, within 12 months of graduating.

Any college

59%

396 of 672 graduates

UC or CSU

17%

111 graduates

Community college

38%

256 graduates

DestinationGraduatesShare
UC386%
CSU7311%
CA private college213%
Out of state81%
Community college25638%
Not enrolled27641%
Enrolled in college39659%
Total672100%

How each student group compares

Compare college-going across student groups

  • Gender: Female, Male
  • Race & ethnicity: Hispanic or Latino, White, Black or African American
  • Student need: Low-income, English learners, Students with disabilities, Homeless
See the full report

Advanced Placement

12

AP courses offered

2023–24 school year · US Dept. of Education Civil Rights Data Collection

34

AP class sections

Counts every section taught, so it is larger than the number of different AP courses.

18% of students are in AP courses

2024–25 school year · California School Accountability Report Card

27%

of graduating seniors passed at least two AP exams or courses

199 of 749 graduates

A score of 3 or higher on exams or a C- or better in courses. Not comparable with the exam-only share.

2025–26 school year · California Department of Education (College/Career Indicator)

9%

of graduating seniors scored 3 or higher on at least two AP exams

75 of 827 graduates

2023–24 school year · California Department of Education (College/Career Indicator)

Subject areas

  • Computer science: 2 classes
  • English: 9 classes
  • Fine and performing arts: 6 classes
  • Foreign language: 4 classes
  • Mathematics: 3 classes
  • Science: 2 classes
  • Social science: 8 classes

Academic context

State test (CAASPP), juniors tested in 2026, and the share of low-income students. A–G is the class of 2023. The tick is the county median.

  • Juniors meeting the English standard 53%County median 53%
  • Juniors meeting the math standard 22%County median 21%
  • Juniors exceeding the English standard 22%County median 21%
  • Juniors exceeding the math standard 9%County median 7%
  • Low-income students 88%County median 73%
  • Graduates completing courses 56%County median 49%

Across California

Year
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Other schools in Chaffey Joint Union High and nearby