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Brewer Island Elementary School

1151 Polynesia Dr.
San Mateo, CA 94404

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Top 5%

Tel: (650) 312-7532

brewerisland.smfcsd.net

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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 is 80-84% (which is higher than the California state average of 34%). The percentage of students achieving 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 (26-27)

Grades: Kindergarten-5
Enrollment: 306 students
Student-Teacher Ratio: 22:1
Minority Enrollment: 86%
: Top 5% in CA
: 80-84% (Top 5%)
: 85-89% (Top 5%)
: 70-79% (Top 5%)
: Brewer Island Elementary serves the northeast part of San Mateo, CA, encompassing an area of approximately 0.6 square miles. Families can expect a typical drive of 5-10 minutes to the school, with the furthest edge of the zone located about 1 mile away.
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:

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

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Distribution of Students By Grade Trends
Grade	Brewer Island Elementary School
Kind	64
1	41
2	49
3	44
4	59
5	49

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Total Students

306 students

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Showing 2015–2025. Full 30-year historical data available below ↓

Total Students Trends (1996-2025)
Year	Brewer Island Elementary School
2025	306
2024	360
2023	357
2022	375
2021	464
2020	528
2019	567
2018	573
2017	661
2015	699
2014	707
2013	722
2012	715
2011	692
2010	675
2009	638
2008	532
2007	565
2006	521
2005	502
2004	503
2003	489
2002	479
2001	489
2000	487
1999	492
1998	480
1997	446
1996	345

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Total Classroom Teachers

14 teachers

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Showing 2014–2025. Full 30-year historical data available below ↓

Total Classroom Teachers Trends (1996-2025)
Year	Brewer Island Elementary School
2025	14
2024	17
2023	18
2022	18
2021	21
2019	22
2018	23
2017	27
2015	28
2014	29
2013	30
2012	28
2010	30
2009	29
2008	27
2007	25
2006	24
2005	24
2004	24
2003	24
2002	25
2001	25
2000	24
1999	24
1998	24
1997	20
1996	13

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School Calendar

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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 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.

This School

State Level (CA)

#103 out of 9523 schools
(Top 5%)

View Data

Showing 2012–2023. Full 14-year historical data available below ↓

Overall School Rank Trends (2010-2023)
Year	Brewer Island Elementary School
2023	#103
2022	#67
2021	#68
2019	#446
2018	#675
2017	#543
2016	#337
2015	#322
2013	#343
2012	#292
2011	#372
2010	#198

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80-84%

34%

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Showing 2012–2023. Full 14-year historical data available below ↓

Math Proficiency Comparison (2010-2023)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2023	82%	34%	51%
2022	87%	33%	51%
2021	82%	34%	49%
2019	80%	40%	55%
2018	76%	39%	55%
2017	77%	38%	55%
2016	80%	37%	56%
2015	83%	34%	55%
2013	92%	59%	64%
2012	90%	59%	62%
2011	89%	58%	60%
2010	91%	56%	60%

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85-89%

47%

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Showing 2011–2022. Full 13-year historical data available below ↓

Reading and Language Arts Proficiency Comparison (2010-2022)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2022	87%	47%	58%
2021	86%	49%	59%
2019	79%	51%	62%
2018	75%	50%	55%
2017	76%	48%	60%
2016	81%	48%	61%
2015	76%	44%	58%
2013	83%	57%	65%
2012	88%	58%	67%
2011	85%	56%	65%
2010	87%	54%	66%

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70-79%

29%

Student-Teacher Ratio

22:1

21:1

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Showing 2014–2025. Full 30-year historical data available below ↓

Student-Teacher Ratio Comparison (1996-2025)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2025	22:1	21:1
2024	21:1	22:1
2023	20:1	22:1	20:1
2022	21:1	22:1	21:1
2021	22:1	22:1	22:1
2019	26:1	23:1	23:1
2018	25:1	23:1	23:1
2017	24:1	23:1	23:1
2015	25:1	24:1	23:1
2014	24:1	24:1	23:1
2013	24:1	24:1	23:1
2012	26:1	23:1	24:1
2010	23:1	21:1	21:1
2009	22:1	20:1	21:1
2008	20:1	18:1	17:1
2007	23:1	21:1	20:1
2006	22:1	20:1	20:1
2005	21:1	21:1	21:1
2004	21:1	21:1	21:1
2003	20:1	20:1	20:1
2002	19:1	20:1	20:1
2001	20:1	20:1	20:1
2000	20:1	21:1	20:1
1999	21:1	21:1	20:1
1998	20:1	21:1	20:1
1997	22:1	23:1	21:1
1996	27:1	25:1	22:1

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Asian

50%

12%

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Showing 2015–2025. Full 30-year historical data available below ↓

Asian Student Percentage Comparison (1996-2025)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2025	50%	12%
2024	54%	12%
2023	63%	12%	29%
2022	65%	12%	29%
2021	67%	12%	29%
2020	65%	12%	29%
2019	62%	12%	29%
2018	64%	12%	29%
2017	64%	11%	29%
2015	68%	11%	28%
2014	65%	11%	27%
2013	66%	11%	27%
2012	66%	11%	26%
2011	64%	11%	26%
2010	63%	11%	26%
2009	63%	11%	25%
2008	68%	12%	29%
2007	62%	12%	28%
2006	59%	12%	28%
2005	57%	12%	28%
2004	56%	12%	27%
2003	52%	12%	26%
2002	41%	11%	25%
2001	41%	11%	24%
2000	34%	11%	24%
1999	30%	11%	23%
1998	30%	11%	23%
1997	31%	11%	23%
1996	27%	11%	23%

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Hispanic

20%

56%

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Showing 2015–2025. Full 30-year historical data available below ↓

Hispanic Student Percentage Comparison (1996-2025)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2025	20%	56%
2024	18%	56%
2023	13%	55%	40%
2022	14%	56%	39%
2021	12%	56%	37%
2020	11%	55%	36%
2019	12%	55%	36%
2018	8%	54%	35%
2017	8%	54%	35%
2015	7%	54%	35%
2014	6%	53%	35%
2013	6%	53%	34%
2012	5%	52%	34%
2011	6%	51%	33%
2010	6%	50%	33%
2009	2%	49%	30%
2008	3%	50%	32%
2007	5%	49%	31%
2006	5%	48%	31%
2005	6%	47%	30%
2004	4%	46%	29%
2003	3%	45%	28%
2002	4%	44%	27%
2001	4%	43%	27%
2000	4%	42%	26%
1999	4%	41%	25%
1998	5%	40%	25%
1997	4%	40%	24%
1996	5%	39%	24%

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Black

View Data

Showing 2015–2025. Full 30-year historical data available below ↓

Black Student Percentage Comparison (1996-2025)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2025	1%	5%
2024	2%	5%
2023	1%	5%	1%
2022	1%	5%	1%
2021	1%	5%	1%
2020	1%	5%	1%
2019	1%	5%	1%
2018	1%	5%	1%
2017	1%	6%	1%
2015	1%	6%	1%
2014	1%	6%	2%
2013	1%	6%	2%
2012	1%	6%	2%
2009	1%	7%	3%
2008	1%	8%	3%
2007	2%	8%	4%
2006	3%	8%	4%
2005	2%	8%	4%
2004	2%	8%	4%
2003	2%	8%	4%
2002	2%	9%	3%
2001	2%	9%	4%
2000	2%	9%	4%
1999	3%	9%	4%
1998	3%	9%	4%
1997	4%	9%	4%
1996	4%	9%	4%

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White

14%

20%

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Showing 2015–2025. Full 30-year historical data available below ↓

White Student Percentage Comparison (1996-2025)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2025	14%	20%
2024	13%	20%
2023	11%	21%	18%
2022	11%	21%	19%
2021	13%	22%	21%
2020	17%	22%	23%
2019	18%	23%	23%
2018	20%	23%	26%
2017	20%	24%	26%
2015	16%	25%	27%
2014	18%	25%	28%
2013	17%	25%	28%
2012	18%	26%	29%
2011	20%	27%	31%
2010	23%	27%	32%
2009	24%	28%	32%
2008	28%	29%	36%
2007	31%	30%	37%
2006	33%	31%	37%
2005	35%	32%	38%
2004	36%	33%	40%
2003	42%	34%	42%
2002	51%	35%	45%
2001	52%	36%	45%
2000	59%	37%	46%
1999	62%	38%	48%
1998	61%	39%	48%
1997	61%	39%	49%
1996	64%	40%	49%

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Hawaiian

n/a

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Native Hawaiian or Pacific Islander Student Percentage Comparison (2009-2014)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2014	1%	1%	3%
2013	1%	1%	3%
2012	1%	1%	3%
2010	1%	1%	3%
2009	1%	1%	3%

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Two or more races

14%

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Showing 2015–2025. Full 17-year historical data available below ↓

Two or More Races Student Percentage Comparison (2009-2025)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2025	14%	6%
2024	12%	6%
2023	10%	6%	10%
2022	8%	5%	10%
2021	7%	5%	10%
2020	6%	5%	8%
2019	7%	4%	8%
2018	7%	4%	7%
2017	7%	4%	7%
2015	7%	3%	7%
2014	9%	3%	5%
2013	9%	3%	6%
2012	9%	3%	6%
2011	8%	3%	5%
2010	7%	3%	4%
2009	9%	3%	7%

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All Ethnic Groups

86%

80%

0.68

0.63

View Data

Showing 2015–2025. Full 30-year historical data available below ↓

Diversity Score Comparison (1996-2025)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2025	0.68	0.63
2024	0.65	0.63
2023	0.57	0.64	0.72
2022	0.54	0.63	0.73
2021	0.52	0.62	0.73
2020	0.54	0.64	0.74
2019	0.57	0.63	0.74
2018	0.54	0.64	0.73
2017	0.54	0.64	0.73
2015	0.51	0.64	0.73
2014	0.54	0.65	0.74
2013	0.53	0.65	0.74
2012	0.53	0.65	0.74
2011	0.55	0.66	0.74
2010	0.55	0.67	0.73
2009	0.54	0.67	0.74
2008	0.46	0.65	0.69
2007	0.51	0.66	0.69
2006	0.52	0.66	0.69
2005	0.53	0.66	0.69
2004	0.55	0.67	0.69
2003	0.56	0.67	0.68
2002	0.58	0.67	0.67
2001	0.57	0.67	0.67
2000	0.54	0.67	0.67
1999	0.53	0.67	0.66
1998	0.54	0.67	0.66
1997	0.53	0.67	0.65
1996	0.52	0.67	0.65

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(22-23)

17.7%

27.7%

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Chronic Absenteeism Rate (2021-2023)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2023	17.7%	27.7%	22.4%
2022	13.7%	33%	21.9%
2021	2%	15.4%	5.1%

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Eligible for

16%

54%

View Data

Showing 2015–2025. Full 30-year historical data available below ↓

Free Lunch Eligibility Comparison (1996-2025)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2025	16%	54%
2024	14%	54%
2023	8%	51%	27%
2022	9%	51%	28%
2021	7%	53%	28%
2020	5%	52%	27%
2019	6%	52%	27%
2018	6%	53%	26%
2017	6%	49%	26%
2015	4%	50%	26%
2014	3%	49%	27%
2013	4%	48%	26%
2011	3%	46%	27%
2010	3%	46%	24%
2009	3%	43%	24%
2008	3%	41%	23%
2007	4%	40%	23%
2006	3%	40%	24%
2005	3%	40%	24%
2004	3%	40%	22%
2003	1%	39%	20%
2002	1%	39%	17%
2001	2%	39%	17%
2000	3%	40%	20%
1999	5%	40%	21%
1998	6%	47%	24%
1997	4%	47%	26%
1996	4%	46%	28%

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Eligible for

View Data

Showing 2010–2025. Full 27-year historical data available below ↓

Reduced-Price Lunch Eligibility Comparison (1999-2025)
Year	Brewer Island Elementary School	California	San Mateo-Foster City School District
2025	2%	8%
2024	5%	8%
2023	1%	8%	2%
2020	1%	7%	3%
2019	1%	7%	3%
2018	1%	7%	3%
2017	1%	9%	3%
2013	1%	7%	5%
2011	1%	8%	5%
2010	2%	9%	6%
2009	1%	10%	6%
2008	1%	10%	6%
2007	1%	10%	6%
2006	2%	9%	7%
2005	1%	9%	8%
2004	1%	9%	9%
2003	1%	9%	9%
2001	1%	8%	7%
2000	1%	7%	8%
1999	1%	7%	8%

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School Statewide Testing

View Education Department Test Scores

School District Name

San Mateo-Foster City School District

Sports

Colors

Blue and Yellow

Source: National Center for Education Statistics (NCES), CA Dept. of Education

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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 Foster City Elementary School, Audubon 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.

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Quick Facts (26-27)

Grades: Kindergarten-5
Enrollment: 306 students
Student-Teacher Ratio: 22:1
Minority Enrollment: 86%
: Top 5%
: 80-84% (Top 5%)
: 85-89% (Top 5%)
: 70-79% (Top 5%)
: Brewer Island Elementary serves the northeast part of San Mateo, CA, encompassing an area of approximately 0.6 square miles. Families can expect a typical drive of 5-10 minutes to the school, with the furthest edge of the zone located about 1 mile away.
Source: National Center for Education Statistics (NCES), CA Dept. of Education

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