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Email BoardHeinz Kaiser Elementary
2130 Santa Ana Avenue, Costa Mesa, CA 92627-1826
Summary
Heinz Kaiser Elementary is a good school.
Reading and math results average to the 87th percentile among comparable California schools.
72.2% of students met California's reading standard, and it is trending up slightly.
69.0% of students met California's math standard, and it is trending down slightly.
Proficiency stats
| Current Reading Proficiency | 72.2% |
| Current Math Proficiency | 69.0% |
| Reading State Rank | 587/4,657 (87th percentile) |
| Math State Rank | 623/4,657 (87th percentile) |
School information
| Student / Teacher Ratio | 20:1 |
| Student enrollment (2024–25) | 539 |
| Low-Income Students | 189 (35.1%) |
| English Learners | 20 (3.7%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 2.7 points from last year and rose 0.9 points over the full period. Math rose 2.0 points from last year and fell 1.1 points over the full period.
•Math -1.1 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Most students in every reported group meet the reading standard. Two or more races and White students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 60.9% to 80.2% across the grades shown. Overall, the school’s reading results rank in the top 13% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 20.5-point reading income gap is slightly wider than the 19.3-point gap at a typical California 3–6 school. It narrowed slightly over the period shown.
•English Learners vs English Native
28.6% of English learners meet the reading standard, compared with 74.8% of English-only students. The gap narrowed as English-learner results rose and English-only results rose.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Two or more races students have the strongest math results at about 80% proficiency. The other reported groups range from about 53% to 73%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 59.8% to 78.4% across the grades shown. Overall, the school’s math results rank in the top 14% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 21.6-point math income gap is slightly wider than the 20.9-point gap at a typical California 3–6 school. It widened over the period shown.
•English Learners vs English Native
21.4% of English learners meet the math standard, compared with 71.1% of English-only students. The gap narrowed as English-learner results rose and English-only results rose.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 6 schools for reading and 7 for math. The comparison uses 2026 California 3–6 schools with at least 20 tested students in each income group and a reported low-income student population. Each school counts once. Its gap is non-low-income proficiency minus low-income proficiency, including negative gaps. California state test data
Understanding this school
How does Heinz Kaiser Elementary rank in California?
Heinz Kaiser Elementary ranks No. 587 of 4,657 in reading and No. 623 of 4,657 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
