Serving 624 students in grades Kindergarten-5, Foster City 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 79% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 81% (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 83% of the student body (majority Asian), which is higher than the California state average of 80% (majority Hispanic and Asian).
Quick Facts (2026)
- Grades: Kindergarten-5
- Enrollment: 624 students
- Student-Teacher Ratio: 22:1
- Minority Enrollment: 83%
- Overall Testing Rank: Top 5% in CA
- Math Proficiency: 79% (Top 5%)
- Reading Proficiency: 81% (Top 5%)
- Science Proficiency: 70-74% (Top 5%)
- Attendance Zone: Foster City Elementary serves the eastern part of the San Mateo school district, covering an area of approximately 1.5 square miles. Most students live within a 5-10 minute drive from the school, with an average distance of 0.8 miles to the zone's edge and a maximum distance of 1.2 miles to the furthest point.
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Foster City 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
Foster City Elementary School's student population of 624 students has declined by 26% over five school years.
The teacher population of 29 teachers has declined by 19% over five school years.
Grades Offered
Grades Kindergarten-5
Total Students
624 students
Total Classroom Teachers
29 teachers
Year Founded
1989
School Calendar
School Rankings
Foster City 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 Foster City Elementary School is 0.59, which is less 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
#303 out of 9523 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
79%
34%
Reading/Language Arts Test Scores (% Proficient)
81%
47%
Science Test Scores (% Proficient)
70-74%
29%
Student-Teacher Ratio
22:1
21:1
American Indian
1%
1%
Asian
60%
12%
Hispanic
10%
56%
Black
n/a
5%
White
17%
20%
Hawaiian
1%
n/a
Two or more races
11%
6%
All Ethnic Groups
Chronically Absent Students
(22-23)12.7%
27.7%
Eligible for Free Lunch
7%
54%
Eligible for Reduced Lunch
5%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Foster City Elementary School's ranking?
Foster City Elementary School is ranked #303 out of 9,523 schools, which ranks it among the top 5% of public schools in California.
What schools are Foster City Elementary School often compared to?
Foster City Elementary Schoolis often viewed alongside schools like Beach Park Elementary School, Brewer Island Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
79% of students have achieved math proficiency (compared to the 34% CA state average), while 81% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Foster City Elementary School?
624 students attend Foster City Elementary School.
What is the racial composition of the student body?
60% of Foster City Elementary School students are Asian, 17% of students are White, 11% of students are Two or more races, 10% of students are Hispanic, 1% of students are American Indian, and 1% of students are Hawaiian.
What is the student-teacher ratio of Foster City Elementary School?
Foster City Elementary School has a student ration of 22:1, which is higher than the California state average of 21:1.
What grades does Foster City Elementary School offer ?
Foster City Elementary School offers enrollment in grades Kindergarten-5
What school district is Foster City Elementary School part of?
Foster City Elementary School is part of San Mateo-Foster City School District.
School Reviews
2 10/10/2025
The children memorize year after year instead of learning concepts and how to apply them. No thinking going on.
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