Best public schools in San Dimas, CA

11 public schools in San Dimas: 4 elementary · 2 middle · 4 high · 1 combined. Ranked by our score, based on 2024-25 state test results.

Hide schools without a score (no published results, or results too limited to score)

Rankings renumber to share equal ranks and fill gaps when schools are hidden. Scores compare each school with schools of the same type across California.

Elementary schools

4 schools in San Dimas, best first

Arma J. Shull Elementary 95.1

Bonita Unified · Grades K-5 · 646 students

ELA 79%Math 80%Science 69%

#228 of 4,688 in California

Gladstone Elementary 80.4

Bonita Unified · Grades K-5 · 523 students

ELA 67%Math 66%Science 41%

#918 of 4,688 in California

Fred Ekstrand Elementary 74.6

Bonita Unified · Grades K-5 · 498 students

ELA 60%Math 61%Science 38%

#1,189 of 4,688 in California

Allen Avenue Elementary 73.0

Bonita Unified · Grades K-5 · 477 students

ELA 56%Math 56%Science 49%

#1,264 of 4,688 in California

Middle schools

2 schools in San Dimas, best first

Ramona Middle 90.1

Bonita Unified · Grades 6-8 · 1,316 students

ELA 75%Math 64%Science 57%

#132 of 1,326 in California

Lone Hill Middle 85.3

Bonita Unified · Grades 6-8 · 906 students

ELA 71%Math 54%Science 56%

#195 of 1,326 in California

High schools

4 schools in San Dimas, best first

San Dimas High 89.2

Bonita Unified · Grades 9-12 · 1,248 students

ELA 76%Math 47%Science 53%

#187 of 1,729 in California

Chaparral High (Continuation) 11.9

Bonita Unified · Grades 9-12 · 76 students

ELA 20%Math 0%

#1,523 of 1,729 in California

Rockey Glenn Camp 1.0

Los Angeles County Office of Education · Grades 7-12 · 32 students

ELA 0%Math 0%

#1,709 of 1,729 in California

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Adult Transition Program —

Bonita Unified · Grades 12 · 11 students

No published test results

Combined schools

1 school in San Dimas

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Vista (Alternative) —

Bonita Unified · Grades K-12 · 13 students