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Email BoardC. B. Eaton Elementary
20220 Suisun Drive, Cupertino, CA 95014-4428
Summary
C. B. Eaton Elementary is a good school.
Reading and math results average to the 97th percentile among comparable California schools.
79.9% of students met California's reading standard, but it is trending down.
87.3% of students met California's math standard, which is excellent statewide but is trending down slightly.
Proficiency stats
| Current Reading Proficiency | 79.9% |
| Current Math Proficiency | 87.3% |
| Reading State Rank | 242/4,657 (95th percentile) |
| Math State Rank | 55/4,657 (99th percentile) |
School information
| Student / Teacher Ratio | 22:1 |
| Student enrollment (2024–25) | 489 |
| Low-Income Students | 78 (16.0%) |
| English Learners | 140 (28.6%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 0.7 points from last year and fell 4.0 points over the full period. Math rose 1.0 points from last year and fell 2.8 points over the full period.
•Math -2.8 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Most students in every reported group meet the reading standard. White and Two or more races students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 76.6% to 84.9% across the grades shown. Overall, the school’s reading results rank in the top 6% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 11.1-point reading income gap is narrower than the 19.8-point gap at a typical California K–5 school. It widened over the period shown.
•English Learners vs English Native
49.1% of English learners meet the reading standard, compared with 83.6% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
White students have the strongest math results at about 94% proficiency. The other reported groups range from about 88% to 89%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 81.4% to 91.9% across the grades shown. Overall, the school’s math results rank in the top 2% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 17.1-point math income gap is narrower than the 20.0-point gap at a typical California K–5 school. It widened over the period shown.
•English Learners vs English Native
70.7% of English learners meet the math standard, compared with 91.0% of English-only students. The gap narrowed as English-learner results held steady and English-only results fell.
Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 1,832 schools for reading and 1,839 for math. The comparison uses 2026 California K–5 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 C. B. Eaton Elementary compare within the district?
C. B. Eaton Elementary is No. 7 in reading and No. 6 in math proficiency among the 17 K–5 schools in Cupertino Union with 2026 results.
Explore the district’s schoolsHow does C. B. Eaton Elementary rank in California?
C. B. Eaton Elementary ranks No. 242 of 4,657 in reading and No. 55 of 4,657 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How do low-income students at C. B. Eaton Elementary compare within the district?
Low-income students here rank No. 4 in reading and No. 5 in math among 16 K–5 district schools with reportable 2026 results for this group. 70.7% meet the reading standard and 73.2% meet the math standard.
See results by student groupHow does C. B. Eaton Elementary compare with other schools in Cupertino?
C. B. Eaton Elementary is No. 3 in both reading and math proficiency among the 7 K–5 schools in Cupertino with 2026 results.
Explore schools in CupertinoHow does C. B. Eaton Elementary compare with other schools in Santa Clara County?
C. B. Eaton Elementary is No. 25 in reading and No. 12 in math proficiency among the 153 K–5 schools in Santa Clara County with 2026 results.
Explore schools in Santa Clara CountyWhich schools should I compare?
Schools serving K–5 in the same district.
| School | Math | Reading |
|---|---|---|
| C. B. Eaton ElementaryThis school | 87.3% | 79.9% |
| Abraham Lincoln Elementary | 87.5% | 82.1% |
| D. J. Sedgwick Elementary | 76.4% | 69.5% |
