Castaic Union
Los Angeles County school performance
Castaic Union is underperforming.
Reading and math results average to the 75th percentile among California school districts.
57.2% of students met California's reading standard, and it is slowly trending up.
Math is weaker: 45.5% of students met California's math standard, but it is slowly trending up.
| Current Reading Proficiency | 57.2% |
| Current Math Proficiency | 45.5% |
| District Reading Rank | 242 / 977 (75th percentile) |
| District Math Rank | 245 / 977 (75th percentile) |
| Student / Teacher Ratio | 21:1 |
| Spend per Student | $16,475 |
| Schools in District | 4 |
| Student Enrollment | 1,914 |
| Low-Income Students | 961 (50.2%) |
| English Learners | 149 (7.8%) |
District Website
Great Schools
Niche
Ed-Data
CAASPPTest score trends
Reading rose 0.3 points from last year and rose 4.9 points over the full period. Math fell 0.5 points from last year and rose 3.3 points over the full period.
•Math +3.3 percentage pointsBoard Members
| name | elected | up for re-election |
|---|---|---|
Erik L. Richardson Board Member | 2024 | 2028 |
Fred Malcomb Board Member | N/A | N/A |
Laura Pearson Board Member | N/A | N/A |
Mayreen Burk Board Member | 2022 | 2026This year! |
Vincent Titiriga Board Member | N/A | N/A |
Expand for details on low-income and english learner performance
Reading Proficiency Scores
Comparison of low-income and English learner groups using district-level CAASPP proficiency data.
Low-Income vs Non-Low-Income
Low-income students trail other students by 15.1 points in reading. It narrowed over the period shown.
•English Learners vs English Native
13.7% of English learners meet the reading standard, compared with 59.7% of English-only students. The gap widened as English-learner results rose and English-only results rose.
•Math Proficiency Scores
Comparison of low-income and English learner groups using district-level CAASPP proficiency data.
Low-Income vs Non-Low-Income
Low-income students trail other students by 18.1 points in math. It held steady over the period shown.
•English Learners vs English Native
19.2% of English learners meet the math standard, compared with 48.0% of English-only students. The gap narrowed as English-learner results rose and English-only results rose.
•District School Map
Schools in this district, color-coded by reading proficiency.
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Hover over a school marker to see details
Schools
-5.7%Understanding this district
How does Castaic Union rank in California?
Castaic Union ranks No. 242 of 977 in reading and No. 245 of 977 in math for 2026. These proficiency rankings compare districts across all district types.
How much do results vary between Castaic Union’s schools?
Among the 3 schools serving K–6, proficiency ranges from 40.9% to 61.3% in reading and 35.7% to 58.3% in math.
See the district’s schoolsAre results improving across Castaic Union’s schools?
Over 2024–2026, reading proficiency rose at 3 of 4 schools with results covering that full period; math rose at 4 of 4.
Compare school trendsHow do low-income students in Castaic Union compare with other districts?
Low-income reading proficiency is 50.0%, compared with 37.6% at a typical California elementary district. In math, it is 36.8%, compared with 28.2%.
See student-group resultsWhich districts should I compare with Castaic Union?
Elementary districts in Los Angeles County. Peers have the closest enrollment sizes.
| District | Math | Reading |
|---|---|---|
| Castaic UnionThis district | 45.5% | 57.2% |
| South Whittier Elementary | 27.3% | 38.7% |
| Rosemead Elementary | 54.6% | 57.6% |
How we compare low-income results
“Typical” is the median across 444 California elementary districts with 2026 results, a reported low-income population, and at least 20 low-income tested students in each subject. Each district counts once. This compares proficiency for low-income students, rather than the gap between income groups.
