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A+

San Dimas High

PublicHighGrades 9–12

800 West Covina Blvd., San Dimas, CA 91773 · (909) 971-8230 · Part of Bonita Unified School District

San Dimas’ School Grade A better than 86% of California school districts

Students
1,235
Students per teacher
21:1
Free or reduced lunch
38%
Setting
Suburb
Grades
9–12
The gist

What stands out about San Dimas High

  • Its own letter, A+: reading and math results near the top of California’s public schools
  • Math proficiency 36 pts above the state
  • Reading / language arts 41 pts above the state
  • Larger classes: 21 students per teacher

On the path

Where San Dimas kids come from and go next. The whole path →

6–8Lone Hill Middle870 students
9–12San Dimas HighYou are here

Test scores

2020–21
Math proficiency70%
State average 33.6%
Reading / language arts90%
State average 48.6%

Its own letter, A+, places these results among California’s 3,615 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

800 West Covina Blvd., San Dimas

Students

Enrollment by grade
Grade 9306
Grade 10314
Grade 11300
Grade 12315
Enrollment over time
1,335’20
1,297’21
1,251’22
1,248’23
1,235’24

Down 7.5% since 2020–21.

Who goes here
Hispanic 60%White 18%Asian 11%Two or more races 9%Black 3%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about San Dimas High from San Dimas families.

Other schools in Bonita Unified School District

The district →

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against California’s other public schools; San Dimas’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.