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Fullerton Union High School

201 East Chapman Avenue, Fullerton, CA 92832View on map

  • Public
  • Fullerton
  • 441 seniors
  • 1,921 students

Fullerton Union High School is a public high school in Fullerton (Fullerton Joint Union High) with 441 seniors. In fall 2025, 78% of its 81 University of California applicants were admitted, compared with a county median of 76%. Its students applied most often to UC Los Angeles (UCLA), UC Irvine (UCI), and UC San Diego (UCSD). 48% of the class of 2023 completed the A–G courses UC requires.

Year

UC admit rate

78%

63 of 81 applicants, fall 2025

County median 76%

Seniors admitted to a UC

14%

63 of 441 seniors

County median 23%

Seniors who applied to UC

18%

81 of 441 seniors

County median 30%

UC Los Angeles (UCLA) admit rate

16%

10 of 61 applicants, fall 2025

CA applicants 9.6%

UC Berkeley (Cal) admit rate

10%

4 of 39 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

Fullerton Union High School applicants did better than all California applicants at 7 of 9 campuses, about the same at 2.

  • Los Angeles7 pts higher

    16%

    10 of 61 admitted

    This school16%All CA10%

    Admitted students' average GPA 4.30 (all applicants 4.05)

  • BerkeleyAbout the same

    10%

    4 of 39 admitted

    This school10%All CA13%

    Admitted students' average GPA — (all applicants 4.00)

  • Irvine12 pts higher

    34%

    19 of 56 admitted

    This school34%All CA22%

    Admitted students' average GPA 4.24 (all applicants 3.92)

  • San Diego21 pts higher

    46%

    19 of 41 admitted

    This school46%All CA25%

    Admitted students' average GPA 4.25 (all applicants 4.05)

  • Santa Barbara21 pts higher

    54%

    21 of 39 admitted

    This school54%All CA32%

    Admitted students' average GPA 4.25 (all applicants 4.02)

  • Davis36 pts higher

    73%

    19 of 26 admitted

    This school73%All CA37%

    Admitted students' average GPA 4.21 (all applicants 4.03)

  • Santa Cruz6 pts higher

    78%

    14 of 18 admitted

    This school78%All CA71%

    Admitted students' average GPA 4.12 (all applicants 3.96)

  • RiversideAbout the same

    89%

    31 of 35 admitted

    This school89%All CA87%

    Admitted students' average GPA 4.01 (all applicants 3.92)

  • Merced4 pts higher

    100%

    17 of 17 admitted

    This school100%All CA96%

    Admitted students' average GPA 3.89 (all applicants 3.89)

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

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

  • San Diego13 pts higher

    47%

    24 of 51 admitted

    This school47%Overall34%

  • Long Beach12 pts higher

    59%

    38 of 64 admitted

    This school59%Overall47%

  • Pomona7 pts higher

    80%

    41 of 51 admitted

    This school80%Overall74%

  • Fullerton5 pts higher

    92%

    76 of 83 admitted

    This school92%Overall87%

  • San MarcosAbout the same

    93%

    13 of 14 admitted

    This school93%Overall96%

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

Any college

82%

375 of 458 graduates

UC or CSU

18%

82 graduates

Community college

53%

241 graduates

DestinationGraduatesShare
UC286%
CSU5412%
CA private college245%
Out of state286%
Community college24153%
Not enrolled8318%
Enrolled in college37582%
Total458100%

How each student group compares

Compare college-going across student groups

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

Advanced Placement

17

AP courses offered

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

42

AP class sections

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

34% of students are in AP courses

2024–25 school year · California School Accountability Report Card

42%

of graduating seniors passed at least two AP exams or courses

192 of 452 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)

28%

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

126 of 446 graduates

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

Subject areas

  • Computer science: 2 classes
  • English: 5 classes
  • Fine and performing arts: 5 classes
  • Foreign language: 4 classes
  • Mathematics: 4 classes
  • Science: 6 classes
  • Social science: 16 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 61%County median 65%
  • Juniors meeting the math standard 34%County median 41%
  • Juniors exceeding the English standard 34%County median 33%
  • Juniors exceeding the math standard 14%County median 21%
  • Low-income students 64%County median 58%
  • Graduates completing courses 48%County median 57%

Across California

Year
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Other schools in Fullerton Joint Union High and nearby