Castro Valley High
19400 Santa Maria Ave., Castro Valley, CA 94546 Map
Math (met standard)
43%
+11
state 32% · 2025-26
English (met standard)
61%
+3
state 57% · 2025-26
Science (met standard)
49%
+14
state 36% · 2025-26
Low income
40%
free or reduced-price lunch
Students
2,874
2024-25
Students per teacher
23.6
2024-25
Test score trends
Share of students who met or exceeded the state standard each year.
Latest results by grade
| Grade | Math | English | Science |
|---|---|---|---|
| Grade 11 | 43% state 32% · 2025-26 | 61% state 57% · 2025-26 | — |
| All grades | 43% state 32% · 2025-26 | 61% state 57% · 2025-26 | 49% state 36% · 2025-26 |
Results by year (all grades)
| School year | Math | English | Science |
|---|---|---|---|
| 2025-26 | 43% state 32% | 61% state 57% | 49% state 36% |
| 2024-25 | 49% state 31% | 68% state 57% | 49% state 28% |
| 2023-24 | 49% state 28% | 66% state 56% | 50% state 27% |
| 2022-23 | 52% state 27% | 72% state 55% | 53% state 27% |
| 2021-22 | 59% state 27% | 78% state 55% | 49% state 27% |
| 2020-21 | 86% state 34% | 85% state 59% | — |
| 2018-19 | 60% state 32% | 68% state 57% | 41% state 26% |
| 2017-18 | 60% state 31% | 71% state 56% | — |
| 2016-17 | 57% state 32% | 70% state 60% | — |
| 2015-16 | 51% state 32% | 67% state 59% | — |
| 2014-15 | 51% state 30% | 73% state 56% | — |
Graduation & college
4-year graduation rate
98%
state 88% · 2025-26
Graduates meeting UC/CSU (A–G)
72%
state 55% · 2025-26
College-going rate
85%
state 66% · 2022-23
Graduation rate: students who earned a regular diploma within four years. UC/CSU: share of graduates who completed the A–G courses required by the University of California and California State University. College-going: share of high school completers who enrolled in any college within 12 months.
Students
Race and ethnicity, 2024-25
- Asian 36%
- White 21%
- Hispanic 26%
- Black 5%
- Two or more 12%
- Other 0%
Year-by-year history is loaded from the NCES Common Core of Data (2017-18 onward).
Nearby schools
2025-26 results
Subject percentages show the share of students who met or exceeded the state standard.
| Pick to compare | |||||
|---|---|---|---|---|---|
|
Redwood Continuation High
Grades 9–12
Alternative
· Castro Valley Unified
|
1.1 mi |
3%
−29
vs state
|
21%
−37
vs state
|
78% | |
|
Castro Valley Virtual Academy
Grades K–12
· Castro Valley Unified
|
1.1 mi |
36%
+6
vs state · 2024-25
|
73%
+16
vs state · 2024-25
|
40% | |
|
Hayward High
Grades 9–12
· Hayward Unified
|
2.3 mi |
21%
−11
vs state
|
51%
−6
vs state
|
75% | |
|
Alameda County Juvenile Hall/Court
Grades K–12
Alternative
· Alameda County Office of Education
|
2.4 mi |
0%
−32
vs state
|
0%
−57
vs state
|
95% | |
|
Brenkwitz High
Grades 9–12
Alternative
· Hayward Unified
|
2.5 mi |
5%
−27
vs state
|
8%
−50
vs state
|
88% | |
|
San Lorenzo High
Grades 9–12
· San Lorenzo Unified
|
2.7 mi |
5%
−27
vs state
|
23%
−35
vs state
|
82% | |
|
East Bay Arts High
Grades 9–12
Alternative
· San Lorenzo Unified
|
2.7 mi |
25%
−7
vs state
|
39%
−19
vs state
|
76% | |
|
Hayward Twin Oaks Montessori
Grades 1–12
Charter
· Hayward Twin Oaks Montessori District
|
2.9 mi |
30%
−9
vs state
|
37%
−12
vs state
|
38% | |
|
Royal Sunset (Continuation)
Grades 7–12
Alternative
· San Lorenzo Unified
|
3.2 mi |
5%
−27
vs state
|
0%
−57
vs state
|
63% | |
|
Alameda County Community
Grades K–12
Alternative
· Alameda County Office of Education
|
3.4 mi |
0%
−32
vs state
|
0%
−57
vs state
|
59% |
No schools match this filter.