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SCHOOL COMMUNITY·SAN MATEO-FOSTER CITY·NCES 063492005897

Audubon Elementary

841 Gull Ave., Foster City, CA 94404 · (650) 312-7500 · San Mateo County
GRADES KG–05ELEMENTARY21-SUBURBREGULAR SCHOOL445 STUDENTS
B
allk12 Grade
Scored higher than 63% of California public elementary schools
  • ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • B-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • FThree-year trend Change in reading and math proficiency over the last three test years.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded California public elementary schools

Enrollment
445
Elementary
DISTRICT 387 · STATE 465
Student : Teacher
22.3:1
20 FTE teachers
DISTRICT 21.7:1 · STATE 22.3:1
Free / Reduced Lunch
21%
93 students
DISTRICT 39% · STATE 65%
Community
6
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Kindergarten9622%
Grade 16114%
Grade 27316%
Grade 36715%
Grade 47417%
Grade 57417%

This year's kindergarten class (96) is 30% larger than its 5th grade class (74).

Student demographics
68%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 71% · STATE 62% · US 70%
White
7717%
DISTRICT 16% · STATE 20% · US 43%
Hispanic
7216%
DISTRICT 41% · STATE 56% · US 30%
Black
61%
DISTRICT 1% · STATE 5% · US 15%
Asian
22049%
DISTRICT 28% · STATE 12% · US 6%
Two+
6515%
DISTRICT 11% · STATE 6% · US 5%
Pacific Islander
51%
DISTRICT 2% · STATE 0% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
20847%
Female
23753%

Discussions

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Test scores

CAASPP 2024-25 . % met or exceeded standard
English Language Arts
60.6%
CA avg 49.1% . -10.4pp since 2014
Math
68.8%
CA avg 37.7% . -7.2pp since 2014

What this means: On the CAASPP, California's statewide test, about 61 of every 100 students at this school read and write at grade level and about 69 of 100 do math at grade level. Across all California schools, those numbers are about 49 and 38. Reading and writing scores are down about 10 points since 2014, while math scores are down about 7 points.

Performance levels, 2024-25

SubjectStandard ExceededStandard MetStandard Nearly MetStandard Not Met
English Language Arts32.7%27.9%21.1%18.3%
Math43.7%25.1%17.7%13.5%
Share of tested students at each CAASPP level. Each student counts in one level, so a row adds to about 100%.

CAASPP results by year

School yearEnglish Language ArtsMath
2024-2560.6%68.8%
2023-2468.9%75.4%
2022-2366.8%70.8%
2021-2275.7%72.0%
2020-2170.9%69.9%
2018-1974.5%76.3%
2017-1872.0%74.6%
2016-1773.3%78.5%
2015-1680.0%79.0%
2014-1571.0%76.0%
% met or exceeded standard, all students and all tested grades.
Source: CAASPP. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
68.4%
composite math + reading, all grades
Predicted
67.3%
based on CA schools with similar FRL share
Beats by
+1.1pp
above demographic expectation

What this means: About 68% of students here test proficient in math and reading, compared with the roughly 67% typical for California schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among California's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like Audubon Elementary

Audubon Elementary's state test result (68.4% proficient) is higher than 1 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Audubon Elementary this school44520.9%68.4%
Central Park Elementary
Santa Clara
41919.8%58.1%
Phoebe Apperson Hearst Elementary
Pleasanton
46716.3%69.3%
College Park Elementary
Irvine
43019.3%71.6%
Lakeview Elementary
Yorba Linda
38122.3%79.5%
Soleado Elementary
Rancho Palos Verdes
44313.3%87.4%
Matched among California elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Audubon Elementary ranks

Among elementary schools
MeasureThis schoolIn CaliforniaIn San Mateo County
State test proficiency
ranked highest first
68.4%#728 of 5,151#35 of 96
Math proficiency
ranked highest first
68.8%#654 of 5,172
▼ 258
#36 of 96
▼ 8
Reading proficiency
ranked highest first
60.6%#1,286 of 5,172
▼ 500
#46 of 96
▼ 11
3-year test score change
ranked biggest drop first
-9.1pp#170 of 5,116#9 of 96
Enrollment
ranked largest first
445#3,097 of 5,915#28 of 106
Students per teacher
ranked fewest first
22.3:1#2,384 of 5,352#55 of 99
Diversity index
ranked most diverse first
67.8%#912 of 5,354#30 of 99
Free and reduced lunch
ranked highest share first
20.9%#5,117 of 5,625#63 of 103
Enrollment change since 2017-18
ranked steepest decline first
-41.4%#119 of 3,837#4 of 79
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
445
-237 (-35%) vs 2020
-25% since 1990-91, when it was 597
Student : Teacher
22.3:1
was 21.3:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-254452022.3:121% (93)
2023-245052124.1:119% (96)
2022-2353122.423.7:19% (48)
2020-216823221.3:18% (54)
2017-187593025.3:16% (42)
2015-167173023.9:13% (23)
2010-11639N/AN/A5% (33)
2000-014842321.0:14% (20)
1990-915972227.1:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Audubon Elementary.

Since 2017-18: students down 41% (759 to 445); teachers down 33% (30 to 20).

About Audubon Elementary

Located in Foster City, California, Audubon Elementary is a medium-sized elementary school. Enrollment in 2024-25 was 445 students in kindergarten through 5.

Audubon Elementary falls under San Mateo-Foster City, which has 22 schools enrolling 9,906 students.

Enrollment at Audubon Elementary is mixed, with Asian students the largest group at 49%. After that, the student body is 17% White, 16% Hispanic, and 15% multiracial. Census figures show San Mateo County is about 31% Asian. Audubon Elementary has a diversity index of 68%, compared with 70% for all US public school students.

The school's student-to-teacher ratio is about 22.3:1, with 20 full-time-equivalent teachers. Across elementary schools in California, the average ratio is about 22.3:1. Lunch subsidy eligibility at Audubon Elementary is 21%. The rate at public schools in San Mateo County averages 34%, higher than here.

Measured against California public elementary schools, Audubon Elementary receives a B. The grade weighs proficiency most heavily, then how results compare with what the school's low-income share predicts, then the three-year change.

Given its share of students eligible for free or reduced-price lunch, Audubon Elementary would be expected to post about 67.3%. Its actual average proficiency rate on state tests is 68.4%.

Census Bureau estimates for San Mateo County show that median household income is about $158,855, a bachelor's degree or higher is held by about 54% of adults, and the share of residents below the poverty line is 4%. Audubon Elementary is one of 176 public schools in San Mateo County, which together enroll about 82,403 students.

Brewer Island Elementary is located about 0.4 miles from Audubon Elementary. Within five miles are at least 8 other public schools. Its average proficiency rate of 68.4% is below the 69.1% average for nearby schools.

Audubon Elementary is coded as Suburb: Large in federal locale data.

Federal counts put enrollment at 682 in 2020-21 and 445 in 2024-25, a 35% decrease.

Conversations here can range across science fairs, picture day, and bus routes. Posting is open to anyone connected to the school.

San Mateo County at a glance

View full county profile
Population
742,340
Census ACS
Median income
$158,855
Household, ACS
Bachelor's+
54%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
176
82,403 students

Quick facts

School name
Audubon Elementary
District
San Mateo-Foster City
Address
841 Gull Ave., Foster City, CA 94404
Phone
(650) 312-7500
County
San Mateo County
Level
Elementary
Grade range
KG–05
Total enrollment
445
Teachers (FTE)
20
Student–teacher ratio
22.3:1
Free and reduced lunch
93 (21%)
Locale
21-Suburb: Large
NCES ID
063492005897
Charter school
No
Virtual school
No

Related schools

Other schools in San Mateo-Foster City
Other schools in Foster City
Other Audubon Elementary schools

9 other US public schools in 9 states are named Audubon Elementary. Audubon Elementary is the 4th largest of the 10.

Nearby schools

Frequently asked questions

About Audubon Elementary
How large is Audubon Elementary?
Audubon Elementary enrolls approximately 445 students in grades KG-05.
What grades does Audubon Elementary serve?
Audubon Elementary serves grades KG-05.
What is the student-teacher ratio at Audubon Elementary?
The student-to-teacher ratio at Audubon Elementary is approximately 22.3:1 (20 FTE teachers).
What is the racial breakdown of students at Audubon Elementary?
At Audubon Elementary, the student body is approximately 17% White, 16% Hispanic, 1% Black, 49% Asian, 15% Two or more.
Is Audubon Elementary public or private?
Audubon Elementary is a public K-12 school, overseen by San Mateo-Foster City.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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