Enrollment
840
California · 2024-25 NCES data
Elementary school (grades K-5) · San Mateo, CA
Bayside Academy
Federal NCES profile for Bayside Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 43/100.
2024-25 NCES dataElementary school (grades K-5)NCES 063492014143
👥 S:T ratio 24
🌟 Gifted program 70
🎓 Counselors 44
📋 Attendance 33
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Bayside Academy earns 43/100 on the Resource Investment Index, with class sizes smaller than 72% of California schools.
- #1 of 14
- elementary schools in San Mateo · Resource Index
- 43
- Resource Index · Typical
- 19.1:1
- small classes for California
- 36.7%
- free-lunch eligible
Bayside Academy has class sizes smaller than 72% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Bayside Academy ranks #1 of 14 elementary schools in San Mateo, CA.
School address
District: San Mateo-Foster City · California
NCES ID 063492014143 Verify on NCES CCD record →
Teachers (FTE)
44.0
Federal CCD staff survey
Students per teacher
19.1:1
vs 21.5:1 California avg
-11% vs state
Free-lunch eligible
36.7%
vs 55.5% California avg
-34% vs state
Student-teacher ratio in context
How Bayside Academy compares with California and U.S. medians
What stands out at Bayside Academy
Bayside Academy is a mid-sized elementary school in San Mateo, California, enrolling 840 students.
Class sizes run a bit leaner than typical: 19.1:1 puts it in the smaller third of California schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 36.7% of students eligible for free meals.
Enrollment of 840 puts it in the larger third of California schools by headcount.
Its Resource Investment Index lands in the upper third of 9,998 scored California schools.
Against 1,082 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #118.
Its student body is led by Hispanic or Latino (54%) and Asian (22%) (diversity index 65/100).
Counselor coverage runs a bit thin, about 280 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
Chronic absenteeism is elevated: 26.9% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among San Mateo's elementary schools, it stands alongside Baywood Elementary (489 students): Bayside Academy is larger than that campus by headcount and runs leaner classes (19.1:1 vs 21.3:1).
San Mateo-Foster City also operates Bowditch Middle (929 students) and Borel Middle (903 students) alongside Bayside Academy.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Bayside Academy compares
Bayside Academy on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 19.1:1 | ▼ 11% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 36.7% | ▼ 34% | 55.5% | 51.7% |
| Enrollment | 840 | top 16% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
19.1:1
Leaner classes than 19% of US schools, heavier class loads than most.
840
Bigger than 87% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
36.7%
free-lunch eligible
- 34% below the California average of 55.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
19.1:1
students per teacher
- 11% below state mean
Top 28% in California - lower ratio than 72% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
26.9%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$17,395
per pupil, district-wide
- above California avg of $16,509
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors3.0 FTE
Per 280 students, the combined health-and-guidance staffing load for this school.
Discipline context
4
in-school suspensions + 14 out-of-school
Suspension rate: 0.5 per 100 students. Combined in-school and out-of-school rate: 2.1 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
Hispanic or Latino 53.8%
Asian 21.9%
White 8.5%
Two or More 8.3%
Native Hawaiian / Pacific Islander 5.5%
African American 1.9%
American Indian / Alaska Native 0.1%
Largest group: Hispanic or Latino at 53.8% of enrollment.
Student-body diversity index 64.5/100
Simpson diversity index - at 64.5, Bayside Academy is more mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for San Mateo-Foster City, which includes Bayside Academy.
$17,395
Per student
+5%
vs California
Avg $16,509
+5%
vs U.S.
Avg $16,593
Revenue mix
Local 79.9%
State 14.6%
Federal 5.4%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Bayside Academy Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Bowditch Middle | Similar size | Lower economic need | Similar S:T ratio |
| Borel Middle | Similar size | Similar economic need | Similar S:T ratio |
| Abbott Middle | Similar size | Similar economic need | Lower S:T ratio |
| Foster City Elementary | Smaller | Lower economic need | Similar S:T ratio |
| Baywood Elementary | Smaller | Lower economic need | Higher S:T ratio |
Comparisons are relative to Bayside Academy's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 929
- Students per teacher
- 20.2:1
- Resource Index
- 51/100
- Enrollment
- 903
- Students per teacher
- 18.1:1
- Resource Index
- 47/100
- Enrollment
- 721
- Students per teacher
- 16.4:1
- Resource Index
- 33/100
- Enrollment
- 624
- Students per teacher
- 18.9:1
- Resource Index
- 33/100
- Enrollment
- 489
- Students per teacher
- 21.3:1
- Resource Index
- 36/100
Similar elementary schools in San Mateo
6 comparable elementary schools (grades K-5) serving the same city.
Baywood Elementary
Standard public school
489 students 21.3:1 students per teacher
Laurel Elementary
Standard public school
469 students 19.5:1 students per teacher
College Park Elementary
Standard public school
431 students 23.9:1 students per teacher
Fiesta Gardens International Elementary
Standard public school
418 students 22:1 students per teacher
Parkside Montessori
Standard public school
418 students 27.9:1 students per teacher
Highlands Elementary
Standard public school
379 students 21.1:1 students per teacher
Similar elementary schools statewide
Matched by enrollment size and by staffing ratio across all of California, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~840 students)
Similar student-teacher ratio (~19.1:1)
Next steps
Verify locally before acting on Bayside Academy's federal record.
- Compare Bayside Academy against another school. Compare schools
- San Mateo-Foster City's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Bayside Academy
How many students attend Bayside Academy?
Bayside Academy has 840 students enrolled. It is an elementary school in San Mateo, CA.
What is the student-teacher ratio at Bayside Academy?
The student-teacher ratio at Bayside Academy is 19.1:1, which is 11% lower than the California average of 21.5:1 and 22% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Bayside Academy?
36.7% of students at Bayside Academy are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Bayside Academy?
The largest demographic group at Bayside Academy is Hispanic or Latino at 53.8% of enrollment, in San Mateo, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 64.5/100.
What is the Resource Investment Index for Bayside Academy?
Bayside Academy has a Resource Investment Index of 43/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Bayside Academy rank among elementary schools in San Mateo?
By Resource Investment Index, Bayside Academy ranks #1 of 14 elementary schools in San Mateo, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in San Mateo on the city page.
Is Bayside Academy a good school?
Bayside Academy earns 43/100 on the Resource Investment Index, with class sizes smaller than 72% of California schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in San Mateo-Foster City?
Besides Bayside Academy, San Mateo-Foster City also operates Bowditch Middle (929 students), Borel Middle (903 students), and Abbott Middle (721 students). See the San Mateo-Foster City district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.