Enrollment
485
California · 2024-25 NCES data
Elementary school (grades K-5) · Walnut, CA
Federal NCES profile for Cyrus J. Morris Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 29/100.
The verdict
Cyrus J. Morris Elementary earns 29/100 on the Resource Investment Index, with class sizes larger than 89% of California schools.
Cyrus J. Morris Elementary has class sizes larger than 89% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Cyrus J. Morris Elementary ranks #4 of 6 elementary schools in Walnut, CA.
NCES ID 064128006836 Verify on NCES CCD record →
Enrollment
485
California · 2024-25 NCES data
Teachers (FTE)
18.0
Federal CCD staff survey
Students per teacher
26.9:1
vs 21.5:1 California avg
+25% vs state
Free-lunch eligible
28.9%
vs 55.5% California avg
-48% vs state
How Cyrus J. Morris Elementary compares with California and U.S. medians
Larger classes than state median
26.9:1 - 5.4 above the California state median of 21.5:1, indicating larger average class loads than typical schools in the state.
Cyrus J. Morris Elementary is a mid-sized elementary school in Walnut, California, enrolling 485 students.
Class loads run heavy: 26.9:1 is larger than about 89% of California schools and 25% above the 21.5:1 state mean, so each teacher carries more students than is typical.
Economic need runs somewhat below the state's typical profile, with 28.9% of students eligible for free meals.
With 485 students, its enrollment sits close to the California median campus size.
Its Resource Investment Index sits near the middle of the pack among 9,998 scored California schools.
Against 1,296 statewide peers matched on enrollment and economic need, it ranks mid-pack at #797.
Its student body is led by Asian (71%) and Hispanic or Latino (24%) (diversity index 44/100).
Counselor access is stretched at roughly 485 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Attendance holds up well here: only 6.6% of students were chronically absent, below the typical post-pandemic national figure.
The surrounding Walnut Valley Unified spends $12,979 per pupil, 21% below the California average, a leaner-resourced district than most.
Among Walnut's elementary schools, it stands alongside Stanley G. Oswalt Academy (879 students): Cyrus J. Morris Elementary is smaller than that campus by headcount and runs heavier classes (26.9:1 vs 25.9:1).
Walnut Valley Unified also operates Diamond Bar High (2,563 students) and Walnut High (2,148 students) alongside Cyrus J. Morris Elementary.
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
Cyrus J. Morris Elementary on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 26.9:1 | ▲ 25% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 28.9% | ▼ 48% | 55.5% | 51.7% |
| Enrollment | 485 | top 48% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
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.
Largest group: Asian at 70.9% of enrollment.
Simpson diversity index - at 43.9, Cyrus J. Morris Elementary is less mixed than the California school average of 46.0.
District-wide per-pupil expenditure for Walnut Valley Unified, which includes Cyrus J. Morris Elementary.
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.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Diamond Bar High | Larger | Similar economic need | Similar S:T ratio |
| Walnut High | Larger | Similar economic need | Lower S:T ratio |
| Chaparral Middle | Larger | Similar economic need | Higher S:T ratio |
| Suzanne Middle | Larger | Similar economic need | Similar S:T ratio |
| South Pointe Middle | Larger | Similar economic need | Similar S:T ratio |
Comparisons are relative to Cyrus J. Morris Elementary's own figures; each column derives from NCES Common Core of Data.
5 comparable elementary schools (grades K-5) serving the same city.
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.
Next steps
Verify locally before acting on Cyrus J. Morris Elementary's federal record.
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.
Cyrus J. Morris Elementary has 485 students enrolled. It is an elementary school in Walnut, CA.
The student-teacher ratio at Cyrus J. Morris Elementary is 26.9:1, which is 25% higher than the California average of 21.5:1 and 71% higher than the national average of 15.7:1.
28.9% of students at Cyrus J. Morris Elementary are eligible for free lunch, compared to the California average of 55.5%.
The largest demographic group at Cyrus J. Morris Elementary is Asian at 70.9% of enrollment, in Walnut, CA.
Cyrus J. Morris Elementary has a Resource Investment Index of 29/100 (lower 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).
By Resource Investment Index, Cyrus J. Morris Elementary ranks #4 of 6 elementary schools in Walnut, 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 Walnut on the city page.
Cyrus J. Morris Elementary earns 29/100 on the Resource Investment Index, with class sizes larger than 89% 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.
Besides Cyrus J. Morris Elementary, Walnut Valley Unified also operates Diamond Bar High (2,563 students), Walnut High (2,148 students), and Chaparral Middle (1,349 students). See the Walnut Valley Unified district page for the complete list.
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.
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PlainSchools, “Cyrus J. Morris Elementary, Walnut CA.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/cyrus-j-morris-elementary-ca
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