- Enrollment
- 929
- Students per teacher
- 20.2:1
- Resource Index
- 51/100
Elementary school (grades K-5) · Foster City, CA
Audubon Elementary
Federal NCES profile for Audubon Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 31/100.
2024-25 NCES dataElementary school (grades K-5)NCES 063492005897
👥 S:T ratio 19
🌟 Gifted program 30
🎓 Counselors 11
📋 Attendance 65
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Audubon Elementary earns 31/100 on the Resource Investment Index, with class sizes near the California median. It is also more racially and ethnically mixed than most California schools.
- #3 of 4
- elementary schools in Foster City · Resource Index
- 31
- Resource Index · Lower
- 20.2:1
- students per teacher
- 8.7%
- free-lunch eligible
Audubon Elementary has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Audubon Elementary ranks #3 of 4 elementary schools in Foster City, CA.
School address
District: San Mateo-Foster City · California
NCES ID 063492005897 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-26 students YoY
Audubon Elementary held near 505 students from 2022-23 to 2023-24 (-26 headcount).
Teacher FTE lost 22.4 → 21.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-26 students YoY 063492005897 · Foster City, CA Elementary · SMALL · TRAD
445 enr · 20.2:1 · 8.7% lunch · RII 31
Nearest enrollment peer: Bowditch Middle (929 students)
Audubon Elementary held near 505 students from 2022-23 to 2023-24 (-26 headcount). Teacher FTE lost 22.4 → 21.0 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Audubon Elementary in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Bowditch Middl
Bowditch Middle
929 students
- Borel Middle
Borel Middle
903 students
- Bayside Academ
Bayside Academy
840 students
- Abbott Middle
Abbott Middle
721 students
- Foster City El
Foster City Elementary
624 students
- This school
Audubon Elementary
445 students
What this shows Audubon Elementary reports 445 students on the CCD universe file.
How Audubon Elementary compares
Audubon Elementary held steady on CCD headcount: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20.2:1 | ▼ 6% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 8.7% | ▼ 84% | 55.5% | 51.7% |
| Enrollment | 445 | top 53% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20.2:1
Leaner classes than 15% of US schools, heavier class loads than most.
445
Bigger than 54% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
8.7%
free-lunch eligible
- 84% below the California average of 55.5%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
20.2:1
students per teacher
- 6% below state mean
Top 36% in California - lower ratio than 64% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
14.2%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$19,624
per pupil, district-wide
- above California avg of $18,665
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 445 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Asian 49.4%
White 17.3%
Hispanic or Latino 16.2%
Two or More 14.6%
African American 1.3%
Native Hawaiian / Pacific Islander 1.1%
Largest group: Asian at 49.4% of enrollment.
Student-body diversity index 67.8/100
Simpson diversity index - at 67.8, Audubon Elementary is more mixed than the California school average of 46.0.
Programs
District finance for San Mateo-Foster City reports $19,624 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Audubon Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Bowditch Middle | Larger | Similar economic need | Similar S:T ratio |
| Borel Middle | Larger | Higher economic need | Lower S:T ratio |
| Bayside Academy | Larger | Higher economic need | Similar S:T ratio |
| Abbott Middle | Larger | Higher economic need | Lower S:T ratio |
| Foster City Elementary | Larger | Similar economic need | Similar S:T ratio |
Comparisons are relative to Audubon Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 903
- Students per teacher
- 18.1:1
- Resource Index
- 47/100
- Enrollment
- 840
- Students per teacher
- 19.1:1
- Resource Index
- 43/100
- Enrollment
- 721
- Students per teacher
- 16.4:1
- Resource Index
- 33/100
- Enrollment
- 624
- Students per teacher
- 18.9:1
- Resource Index
- 33/100
Similar elementary schools in Foster City
3 comparable elementary schools (grades K-5) serving the same city.
Nationwide elementary schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~445 students)
Frequently asked questions about Audubon Elementary
How many students attend Audubon Elementary?
Audubon Elementary has 445 students enrolled. It is an elementary school in Foster City, CA. CCD year-over-year: 531 (2022-23) → 505 (2023-24), nearly flat (-26).
What is the student-teacher ratio at Audubon Elementary?
The student-teacher ratio at Audubon Elementary is 20.2:1, which is 6% lower than the California average of 21.5:1 and 29% 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 Audubon Elementary?
8.7% of students at Audubon Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Audubon Elementary?
The largest demographic group at Audubon Elementary is Asian at 49.4% of enrollment, in Foster City, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 67.8/100.
What is the Resource Investment Index for Audubon Elementary?
Audubon Elementary has a Resource Investment Index of 31/100 (lower reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Audubon Elementary rank among elementary schools in Foster City?
By Resource Investment Index, Audubon Elementary ranks #3 of 4 elementary schools in Foster City, 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 Foster City on the city page.
What other schools are in San Mateo-Foster City?
Besides Audubon Elementary, San Mateo-Foster City also operates Bowditch Middle (929 students), Borel Middle (903 students), and Bayside Academy (840 students). See the San Mateo-Foster City district page for the complete list.