Castro Valley High
Public
High Grades 9–12
Part of Castro Valley Unified
19400 Santa Maria Ave., Castro Valley, CA 94546 · (510) 537-5910
Community ratings
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Academic performance
Math proficiency86%
State average 33.6%
Reading / language arts85%
State average 48.6%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
2,874Students enrolled
24:1Student–teacher ratio
40%Free / reduced lunch
SuburbSetting
Regular SchoolSchool type
Enrollment by grade
Grade 9748
Grade 10740
Grade 11709
Grade 12677
Students
Asian · 36%1,035
Hispanic · 26%732
White · 21%595
Two or more races · 12%351
Black · 5%144
Native Hawaiian/Pacific Islander · 0%7
American Indian/Alaska Native · 0%2
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
2,641’20
2,699’21
2,799’22
2,842’23
2,874’24
Location
19400 Santa Maria Ave. Castro Valley
Neighbor reviews
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School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Academic scores from the EDFacts via Urban Institute Education Data Portal (SY2020-21). Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.