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Email BoardPortola Valley Elementary
San Mateo County school performance
Portola Valley Elementary is an excellent district.
Reading and math results average to the 99th percentile among California school districts.
85.4% of students met California's reading standard, and it is trending up slightly.
84.2% of students met California's math standard, which is excellent statewide and is trending up slightly.
| Current Reading Proficiency | 85.4% |
| Current Math Proficiency | 84.2% |
| District Reading Rank | 11 / 977 (99th percentile) |
| District Math Rank | 13 / 977 (99th percentile) |
| Student / Teacher Ratio | 14:1 |
| Spend per Student | $39,108 |
| Schools in District | 2 |
| Student Enrollment | 495 |
| Low-Income Students | 29 (6.0%) |
| English Learners | 21 (4.3%) |
District Website
Great Schools
Niche
Ed-Data
CAASPPTest score trends
Reading fell 0.2 points from last year and rose 0.9 points over the full period. Math fell 0.2 points from last year and rose 0.7 points over the full period.
•Math +0.7 percentage pointsBoard Members
| name | elected | up for re-election |
|---|---|---|
Kimberley Morris Rosen Trustee [email protected] | N/A | 2028 |
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 33.2 points in reading. It widened over the period shown.
•English Learners vs English Native
Results for both language groups are unavailable, so a current reading gap cannot be calculated.
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 31.8 points in math. It widened over the period shown.
•English Learners vs English Native
Results for both language groups are unavailable, so a current math gap cannot be calculated.
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
Understanding this district
How does Portola Valley Elementary rank in California?
Portola Valley Elementary ranks No. 11 of 977 in reading and No. 13 of 977 in math for 2026. These proficiency rankings compare districts across all district types.
Are results improving across Portola Valley Elementary’s schools?
Over 2024–2026, reading proficiency rose at 1 of 2 schools with results covering that full period; math rose at 1 of 2.
Compare school trendsHow do low-income students in Portola Valley Elementary compare with other districts?
Low-income reading proficiency is 54.5%, compared with 37.6% at a typical California elementary district. In math, it is 54.5%, compared with 28.2%.
See student-group resultsWhich districts should I compare with Portola Valley Elementary?
Elementary districts in San Mateo County. Peers have the closest enrollment sizes.
| District | Math | Reading |
|---|---|---|
| Portola Valley ElementaryThis district | 84.2% | 85.4% |
| Brisbane Elementary | 62.9% | 63.2% |
| Woodside Elementary | 86.1% | 87.0% |
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.
