Serving 306 students in grades Kindergarten-5, Brewer Island Elementary School ranks in the top 5% of all schools in California for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 80-84% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 85-89% (which is higher than the California state average of 47%).
The student-teacher ratio of 22:1 is higher than the California state level of 21:1.
Minority enrollment is 86% of the student body (majority Asian), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: Kindergarten-5
- Enrollment: 306 students
- Student-Teacher Ratio: 22:1
- Minority Enrollment: 86%
- Overall Testing Rank: Top 5% in CA
- Math Proficiency: 80-84% (Top 5%)
- Reading Proficiency: 85-89% (Top 5%)
- Science Proficiency: 70-79% (Top 5%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Brewer Island Elementary School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Brewer Island Elementary School's student population of 306 students has declined by 34% over five school years.
The teacher population of 14 teachers has declined by 33% over five school years.
Grades Offered
Grades Kindergarten-5
Total Students
306 students
Total Classroom Teachers
14 teachers
Last Day of School
Thu. Jun 11, 2026
School Rankings
Brewer Island Elementary School ranks within the top 5% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Brewer Island Elementary School is 0.68, which is more than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#103 out of 9523 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
80-84%
34%
Reading/Language Arts Test Scores (% Proficient)
85-89%
47%
Science Test Scores (% Proficient)
70-79%
29%
Student-Teacher Ratio
22:1
21:1
American Indian
n/a
1%
Asian
50%
12%
Hispanic
20%
56%
Black
1%
5%
White
14%
20%
Hawaiian
1%
n/a
Two or more races
14%
6%
All Ethnic Groups
Eligible for Free Lunch
16%
54%
Eligible for Reduced Lunch
2%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Brewer Island Elementary School's ranking?
Brewer Island Elementary School is ranked #103 out of 9,523 schools, which ranks it among the top 5% of public schools in California.
What schools are Brewer Island Elementary School often compared to?
Brewer Island Elementary Schoolis often viewed alongside schools like Audubon Elementary School, Foster City Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
80-84% of students have achieved math proficiency (compared to the 34% CA state average), while 85-89% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Brewer Island Elementary School?
306 students attend Brewer Island Elementary School.
What is the racial composition of the student body?
50% of Brewer Island Elementary School students are Asian, 20% of students are Hispanic, 14% of students are White, 14% of students are Two or more races, 1% of students are Black, and 1% of students are Hawaiian.
What is the student-teacher ratio of Brewer Island Elementary School?
Brewer Island Elementary School has a student ration of 22:1, which is higher than the California state average of 21:1.
What grades does Brewer Island Elementary School offer ?
Brewer Island Elementary School offers enrollment in grades Kindergarten-5
What school district is Brewer Island Elementary School part of?
Brewer Island Elementary School is part of San Mateo-Foster City School District.
School Reviews
Review Brewer Island Elementary School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.
