Elementary school (grades K-5) · Cupertino, CA

C. B. Eaton Elementary

Federal NCES profile for C. B. Eaton Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 40/100.

2024-25 NCES dataElementary school (grades K-5)NCES 061029007787
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Compiled from official source data by .
0/100100/10040/100
👥 S:T ratio
7
🌟 Gifted program
30
📋 Attendance
84
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →

The verdict

C. B. Eaton Elementary earns 40/100 on the Resource Investment Index, with class sizes near the California median.

#2 of 7
elementary schools in Cupertino · Resource Index
40
Resource Index · Typical
23.3:1
students per teacher
6.2%
free-lunch eligible

C. B. Eaton Elementary has class sizes near the California median. Computed live against every California school reporting to NCES.

By Resource Investment Index, C. B. Eaton Elementary ranks #2 of 7 elementary schools in Cupertino, CA.

School address

Cupertino, CA 95014
District: Cupertino Union · California

NCES ID 061029007787 Verify on NCES CCD record →

CCD year-over-year · 2022-23 → 2023-24

+8 students YoY

C. B. Eaton Elementary held near 478 students from 2022-23 to 2023-24 (+8 headcount).

Teacher FTE lost 21.9 → 20.5 across the same CCD years.

Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).

Steady CCD campus

+8 students YoY 061029007787 · Cupertino, CA Elementary · SMALL · TRAD

489 enr · 23.3:1 · 6.2% lunch · RII 40

Nearest enrollment peer: Cupertino Middle (1,067 students)

C. B. Eaton Elementary held near 478 students from 2022-23 to 2023-24 (+8 headcount). Teacher FTE lost 21.9 → 20.5 across the same CCD years. Read with this school → · District book → · California schools → · Find another →

C. B. Eaton Elementary in the enrollment neighbourhood

Fall enrollment among this campus and nearest district peers

students

What this shows C. B. Eaton Elementary reports 489 students on the CCD universe file.

Source U.S. Department of Education, NCES Common Core of Data (Public School Universe) As of 2024-25

How C. B. Eaton Elementary compares

C. B. Eaton 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 23.3:1 ▲ 8% 21.5:1 15.7:1
Free-lunch eligible 6.2% ▼ 89% 55.5% 51.7%
Enrollment 489 top 47% - -

Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25

23.3:1
Leaner classes than 8% of US schools, heavier class loads than most.
489
Bigger than 60% of US schools by enrollment, mid-sized for the country.

Equity indicators methodology

Economic need
6.2%
free-lunch eligible - 89% 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
23.3:1
students per teacher - 8% above state mean
Top 65% in California - lower ratio than 35% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
6.3%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$16,179
per pupil, district-wide - below California avg of $18,665
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
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 74.4%
Two or More 10.8%
White 10.0%
Hispanic or Latino 3.9%
African American 0.6%
American Indian / Alaska Native 0.2%

Largest group: Asian at 74.4% of enrollment.

Student-body diversity index 42.3/100

Simpson diversity index - at 42.3, C. B. Eaton Elementary is less mixed than the California school average of 46.0.

Programs

District finance for Cupertino Union reports $16,179 per pupil (NCES F-33) - open the district page for the full revenue mix.

How C. B. Eaton Elementary Compares to District-Mates

School Enrollment Economic Profile Student-Teacher Ratio
Cupertino Middle Larger Similar economic need Lower S:T ratio
Joaquin Miller Middle Larger Similar economic need Lower S:T ratio
John F. Kennedy Middle Larger Similar economic need Similar S:T ratio
Sam H. Lawson Middle Larger Similar economic need Lower S:T ratio
Louis E. Stocklmeir Elementary Larger Similar economic need Higher S:T ratio

Comparisons are relative to C. B. Eaton Elementary's own figures; each column derives from NCES Common Core of Data.

Other Schools in This District

Cupertino Union · 5 sibling schools

View district profile

Similar elementary schools in Cupertino

6 comparable elementary schools (grades K-5) serving the same city.

Abraham Lincoln Elementary
Standard public school
662 students 25.5:1 students per teacher
William Faria Elementary
Standard public school
614 students 24.6:1 students per teacher
L. P. Collins Elementary
Standard public school
498 students 27.7:1 students per teacher
Garden Gate Elementary
Standard public school
471 students 21.4:1 students per teacher
Stevens Creek Elementary
Standard public school
407 students 20.4:1 students per teacher
D. J. Sedgwick Elementary
Standard public school
407 students 25.4:1 students per teacher

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 (~489 students)

Similar student-teacher ratio (~23.3:1)

Frequently asked questions about C. B. Eaton Elementary

How many students attend C. B. Eaton Elementary?

C. B. Eaton Elementary has 489 students enrolled. It is an elementary school in Cupertino, CA. CCD year-over-year: 470 (2022-23) → 478 (2023-24), nearly flat (+8).

What is the student-teacher ratio at C. B. Eaton Elementary?

The student-teacher ratio at C. B. Eaton Elementary is 23.3:1, which is 8% higher than the California average of 21.5:1 and 48% higher than the national average of 15.7:1.

What percentage of students receive free lunch at C. B. Eaton Elementary?

6.2% of students at C. B. Eaton Elementary are eligible for free lunch, compared to the California average of 55.5%.

What is the racial and ethnic makeup of C. B. Eaton Elementary?

The largest demographic group at C. B. Eaton Elementary is Asian at 74.4% of enrollment, in Cupertino, CA.

What is the Resource Investment Index for C. B. Eaton Elementary?

C. B. Eaton Elementary has a Resource Investment Index of 40/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).

How does C. B. Eaton Elementary rank among elementary schools in Cupertino?

By Resource Investment Index, C. B. Eaton Elementary ranks #2 of 7 elementary schools in Cupertino, 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 Cupertino on the city page.

What other schools are in Cupertino Union?

Besides C. B. Eaton Elementary, Cupertino Union also operates Cupertino Middle (1,067 students), Joaquin Miller Middle (1,067 students), and John F. Kennedy Middle (880 students). See the Cupertino Union district page for the complete list.

Read our methodology - how this data is sourced, computed, and verified.

Source: National Center for Education Statistics (NCES) CCD + Public School Universe (2024-25), CRDC (2021-22), F-33 District Finance Survey (FY 2022-23) · 2024-25 Data as of the 2024-25 school year. Coverage from U.S. Department of Education NCES Common Core of Data. Varies by entity type; administrative districts and certain charter networks may report only a subset of fields.

All federal data sources used on this page

Full source list and how we compute each figure: methodology page.

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Compiled from official source data by .