Scores updated for 2026!

Millbrae Elementary

San Mateo County school performance

Summary

Reading and math results average to the 87th percentile among California school districts.

64.6% of students met California's reading standard, but it is trending down slightly.Trending down

62.1% of students met California's math standard, and it is trending down slightly.Trending down

Proficiency Stats
Current Reading Proficiency64.6%
Current Math Proficiency62.1%
District Reading Rank147 / 977 (85th percentile)
District Math Rank105 / 977 (89th percentile)
Other Stats
Student / Teacher Ratio23:1
Spend per Student$16,283
Schools in District5
Student Enrollment2,106
Low-Income Students441 (20.9%)
English Learners402 (19.1%)

Test score trends

2024 - 2026

Reading fell 1.5 points from last year and fell 0.8 points over the full period. Math fell 0.5 points from last year and fell 0.5 points over the full period.

Reading -0.8 percentage pointsTrend down•Math -0.5 percentage pointsTrend down
Changes shown: Reading 2024–2026; Math 2024–2026.

Board Members

nameelectedup for re-election

Karen Chin

President

[email protected]
N/AN/A

Frank Barbaro

Vice President

[email protected]
N/AN/A

Claire Beltrami

Clerk

[email protected]
N/AN/A

Lynne Ferrario

Trustee

[email protected]
N/AN/A

Maggie Musa

Trustee

[email protected]
N/AN/A

Board website

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 33.1 points in reading. It widened over the period shown.

Low-Income
Non-Low-Income
Low-Income -10.9 percentage pointsTrend down•
Non-Low-Income +1.3 percentage pointsTrend up

English Learners vs English Native

13.9% of English learners meet the reading standard, compared with 69.2% of English-only students. The gap widened as English-learner results fell and English-only results rose.

English Learners
English Native
English Learners -3.4 percentage pointsTrend down•
English Native +0.2 percentage pointsTrend up

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 32.4 points in math. It widened over the period shown.

Low-Income
Non-Low-Income
Low-Income -6.8 percentage pointsTrend down•
Non-Low-Income +0.2 percentage pointsTrend up

English Learners vs English Native

20.7% of English learners meet the math standard, compared with 66.5% of English-only students. The gap widened as English-learner results fell and English-only results rose.

English Learners
English Native
English Learners -7.9 percentage pointsTrend down•
English Native +0.6 percentage pointsTrend up

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 Millbrae Elementary rank in California?

Millbrae Elementary ranks No. 147 of 977 in reading and No. 105 of 977 in math for 2026. These proficiency rankings compare districts across all district types.

How much do results vary between Millbrae Elementary’s schools?

Among the 4 schools serving K–5, proficiency ranges from 27.5% to 75.0% in reading and 30.9% to 75.9% in math.

See the district’s schools

Are results improving across Millbrae Elementary’s schools?

Over 2024–2026, reading proficiency rose at 2 of 5 schools with results covering that full period; math rose at 1 of 5.

Compare school trends

How do low-income students in Millbrae Elementary compare with other districts?

Low-income reading proficiency is 39.6%, compared with 37.6% at a typical California elementary district. In math, it is 37.6%, compared with 28.2%.

See student-group results

Which districts should I compare with Millbrae Elementary?

Elementary districts in San Mateo County. Peers have the closest enrollment sizes.

2026 proficiency
DistrictMathReading
Millbrae ElementaryThis district62.1%64.6%
San Bruno Park Elementary45.7%49.7%
Ravenswood City Elementary10.2%12.5%
Compare these districts
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.