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Email BoardSunnybrae Elementary
1031 South Delaware Street, San Mateo, CA 94402-1855
Summary
Sunnybrae Elementary is badly underperforming.
Reading and math results average to the 12th percentile among comparable California schools.
Only 19.4% of students met California's reading standard, but it is slowly trending up.
22.1% of students met California's math standard, but it is trending up slightly.
Proficiency stats
| Current Reading Proficiency | 19.4% |
| Current Math Proficiency | 22.1% |
| Reading State Rank | 4,415/4,657 (5th percentile) |
| Math State Rank | 3,790/4,657 (19th percentile) |
School information
| Student / Teacher Ratio | 17:1 |
| Student enrollment (2024–25) | 346 |
| Low-Income Students | 272 (78.6%) |
| English Learners | 193 (55.8%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | Yes |
Test score trends
Reading fell 0.5 points from last year and rose 3.8 points over the full period. Math rose 5.6 points from last year and rose 0.6 points over the full period.
•Math +0.6 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Only one group has a reportable reading result.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 18.4% to 20.0% across the grades shown. Overall, the school’s reading results rank No. 4,415 of 4,657 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 40.4-point reading income gap is wider than the 17.6-point gap at a typical California K–6 school. It widened over the period shown.
•English Learners vs English Native
6.7% of English learners meet the reading standard, compared with 30.0% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
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Math Proficiency Scores
2026 state test results
Race and Ethnicity
Only one group has a reportable math result.
Distribution of Scores by Grade
The share meeting the math standard ranges from 14.8% to 32.8% across the grades shown. Overall, the school’s math results rank No. 3,790 of 4,657 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 39.7-point math income gap is wider than the 17.5-point gap at a typical California K–6 school. It widened over the period shown.
•English Learners vs English Native
11.0% of English learners meet the math standard, compared with 32.5% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 1,479 schools for reading and 1,483 for math. The comparison uses 2026 California K–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 Sunnybrae Elementary compare within the district?
Sunnybrae Elementary is No. 2 in both reading and math proficiency among the 2 K–6 schools in San Mateo-Foster City with 2026 results.
Explore the district’s schoolsHow does Sunnybrae Elementary rank in California?
Sunnybrae Elementary ranks No. 4,415 of 4,657 in reading and No. 3,790 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 Sunnybrae Elementary compare within the district?
Low-income students here rank No. 1 in both subjects among 2 K–6 district schools with reportable 2026 results for this group. 14.2% meet the reading standard and 16.8% meet the math standard.
See results by student groupHow does Sunnybrae Elementary compare with other schools in San Mateo?
Sunnybrae Elementary is No. 2 in both reading and math proficiency among the 2 K–6 schools in San Mateo with 2026 results.
Explore schools in San MateoHow does Sunnybrae Elementary compare with other schools in San Mateo County?
Sunnybrae Elementary is No. 6 in both reading and math proficiency among the 6 K–6 schools in San Mateo County with 2026 results.
Explore schools in San Mateo CountyWhich schools should I compare?
Schools serving K–6 in the same district.
| School | Math | Reading |
|---|---|---|
| Sunnybrae ElementaryThis school | 22.1% | 19.4% |
| Fiesta Gardens International Elementary | 24.1% | 23.6% |
