Foster City Elementary
Foster City, CA · Elementary School
Foster City Elementary is a elementary school in Foster City, CA with 699 students enrolled and a 75% proficiency rate. Part of San Mateo-Foster City. NCES data from the U.S. Department of Education.
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About This School
Foster City Elementary is a elementary school located in Foster City, California. The school serves 699 students. The student-to-teacher ratio is 21.2:1.
According to EDFacts assessment data, 75% of students meet grade-level proficiency standards in combined math and reading.
7% of students qualify for free or reduced-price lunch.
Foster City Elementary is part of the San Mateo-Foster City in California.
How This School Compares
Foster City Elementary has 699 students enrolled, making it larger than the average school in San Mateo-Foster City (478 students). Its 75% proficiency rate is 17 percentage points above the district average of 59%. Compared to the California state average of 45%, the school performs 30 points higher. The 21.2:1 student-teacher ratio is above the national average of 16:1.
Frequently Asked Questions
Foster City Elementary has 699 students enrolled. The student-to-teacher ratio is 21.2:1.
According to EDFacts data, 75% of students at Foster City Elementary meet grade-level proficiency standards in combined math and reading assessments.
Foster City Elementary is part of the San Mateo-Foster City in Foster City, California. You can view all schools in this district on the district page.
All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.
School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.
For this entity, the underlying data on this page comes from NCES Common Core of Data and EDFacts. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.
Every number on this page links back to NCES Common Core of Data and EDFacts; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. public schools and districts. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Source: NCES Common Core of Data, 2026.