Castaic High
31575 Valley Creek Rd., Castaic, CA 91384 Map
Math (met standard)
37%
+5
state 32% · 2025-26
English (met standard)
70%
+13
state 57% · 2025-26
Science (met standard)
57%
+18
state 39% · 2025-26
Low income
22%
free or reduced-price lunch
Students
1,159
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 | 37% state 32% · 2025-26 | 71% state 57% · 2025-26 | — |
| All grades | 37% state 32% · 2025-26 | 70% state 57% · 2025-26 | 57% state 39% · 2025-26 |
Results by year (all grades)
| School year | Math | English | Science |
|---|---|---|---|
| 2025-26 | 37% state 32% | 70% state 57% | 57% state 39% |
| 2024-25 | 34% state 31% | 74% state 57% | 55% state 34% |
| 2023-24 | 30% state 28% | 71% state 56% | 50% state 32% |
| 2022-23 | 32% state 27% | 70% state 55% | 50% state 32% |
| 2021-22 | 24% state 27% | 74% state 55% | 44% state 31% |
Graduation & college
4-year graduation rate
99%
state 88% · 2025-26
Graduates meeting UC/CSU (A–G)
60%
state 55% · 2025-26
College-going rate
77%
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 8%
- White 35%
- Hispanic 48%
- Black 5%
- Two or more 4%
- 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 | |||||
|---|---|---|---|---|---|
|
Santa Clarita Valley International
Grades K–12
Charter
· Santa Clarita Valley International District
|
3.5 mi |
26%
−13
vs state
|
41%
−7
vs state
|
45% |
No schools match this filter.