Enrollment
842
California · 2024-25 NCES data
Elementary school (grades K-5) · La Verne, CA
J. Marion Roynon Elementary
Federal NCES profile for J. Marion Roynon Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 28/100.
2024-25 NCES dataElementary school (grades K-5)NCES 060561000510
👥 S:T ratio 1
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 43
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
J. Marion Roynon Elementary earns 28/100 on the Resource Investment Index, with class sizes larger than 78% of California schools.
- #2 of 4
- elementary schools in La Verne · Resource Index
- 28
- Resource Index · Lower
- 24.8:1
- large classes for California
- 41.0%
- free-lunch eligible
J. Marion Roynon Elementary has class sizes larger than 78% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, J. Marion Roynon Elementary ranks #2 of 4 elementary schools in La Verne, CA.
School address
District: Bonita Unified · California
NCES ID 060561000510 Verify on NCES CCD record →
Teachers (FTE)
34.0
Federal CCD staff survey
Students per teacher
24.8:1
vs 21.5:1 California avg
+15% vs state
Free-lunch eligible
41.0%
vs 55.5% California avg
-26% vs state
Student-teacher ratio in context
How J. Marion Roynon Elementary compares with California and U.S. medians
What stands out at J. Marion Roynon Elementary
J. Marion Roynon Elementary is a mid-sized elementary school in La Verne, California, enrolling 842 students.
Class loads run somewhat heavier than typical: 24.8:1 puts it in the larger third of California schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 41.0% of students eligible for free meals.
Enrollment of 842 puts it in the larger third of California schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 9,998 scored California schools.
Against 1,061 statewide peers matched on enrollment and economic need, it ranks mid-pack at #541.
Its student body is led by Hispanic or Latino (62%) and White (16%) (diversity index 58/100).
Counselor access is stretched at roughly 702 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Attendance runs somewhat below the norm, with 22.8% of students chronically absent per the 2021-22 civil-rights collection.
The surrounding Bonita Unified spends $13,112 per pupil, 21% below the California average, a leaner-resourced district than most.
Among La Verne's elementary schools, it stands alongside Oak Mesa Elementary (582 students): J. Marion Roynon Elementary is larger than that campus by headcount and runs leaner classes (24.8:1 vs 25.3:1).
Bonita Unified also operates Bonita High (1,911 students) and Ramona Middle (1,371 students) alongside J. Marion Roynon 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
How J. Marion Roynon Elementary compares
J. Marion Roynon 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 | 24.8:1 | ▲ 15% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 41.0% | ▼ 26% | 55.5% | 51.7% |
| Enrollment | 842 | top 16% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
24.8:1
Leaner classes than 5% of US schools, heavier class loads than most.
842
Bigger than 87% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
41.0%
free-lunch eligible
- 26% below the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
24.8:1
students per teacher
- 15% above state mean
Top 78% in California - lower ratio than 22% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
22.8%
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
$13,112
per pupil, district-wide
- below California avg of $16,509
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors1.2 FTE
Per 702 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 8 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 1.0 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 61.5%
White 16.3%
Asian 11.3%
Two or More 8.3%
African American 2.6%
Largest group: Hispanic or Latino at 61.5% of enrollment.
Student-body diversity index 57.5/100
Simpson diversity index - at 57.5, J. Marion Roynon Elementary is more mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Bonita Unified, which includes J. Marion Roynon Elementary.
$13,112
Per student
-21%
vs California
Avg $16,509
-21%
vs U.S.
Avg $16,593
Revenue mix
Local 34.2%
State 58.4%
Federal 7.4%
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 J. Marion Roynon Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Bonita High | Larger | Lower economic need | Similar S:T ratio |
| Ramona Middle | Larger | Similar economic need | Higher S:T ratio |
| San Dimas High | Larger | Similar economic need | Lower S:T ratio |
| Lone Hill Middle | Similar size | Similar economic need | Similar S:T ratio |
| Arma J. Shull Elementary | Similar size | Lower economic need | Higher S:T ratio |
Comparisons are relative to J. Marion Roynon Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,911
- Students per teacher
- 26.2:1
- Resource Index
- 42/100
- Enrollment
- 1,371
- Students per teacher
- 26.9:1
- Resource Index
- 41/100
- Enrollment
- 1,235
- Students per teacher
- 20.6:1
- Resource Index
- 44/100
- Enrollment
- 870
- Students per teacher
- 24.2:1
- Resource Index
- 44/100
- Enrollment
- 633
- Students per teacher
- 27.5:1
- Resource Index
- 30/100
Similar elementary schools in La Verne
3 comparable elementary schools (grades K-5) serving the same city.
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 (~842 students)
Similar student-teacher ratio (~24.8:1)
Next steps
Verify locally before acting on J. Marion Roynon Elementary's federal record.
- Compare J. Marion Roynon Elementary against another school. Compare schools
- Bonita Unified'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 J. Marion Roynon Elementary
How many students attend J. Marion Roynon Elementary?
J. Marion Roynon Elementary has 842 students enrolled. It is an elementary school in La Verne, CA.
What is the student-teacher ratio at J. Marion Roynon Elementary?
The student-teacher ratio at J. Marion Roynon Elementary is 24.8:1, which is 15% higher than the California average of 21.5:1 and 58% higher than the national average of 15.7:1.
What percentage of students receive free lunch at J. Marion Roynon Elementary?
41.0% of students at J. Marion Roynon Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of J. Marion Roynon Elementary?
The largest demographic group at J. Marion Roynon Elementary is Hispanic or Latino at 61.5% of enrollment, in La Verne, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.5/100.
What is the Resource Investment Index for J. Marion Roynon Elementary?
J. Marion Roynon Elementary has a Resource Investment Index of 28/100 (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).
How does J. Marion Roynon Elementary rank among elementary schools in La Verne?
By Resource Investment Index, J. Marion Roynon Elementary ranks #2 of 4 elementary schools in La Verne, 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 La Verne on the city page.
Is J. Marion Roynon Elementary a good school?
J. Marion Roynon Elementary earns 28/100 on the Resource Investment Index, with class sizes larger than 78% 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 Bonita Unified?
Besides J. Marion Roynon Elementary, Bonita Unified also operates Bonita High (1,911 students), Ramona Middle (1,371 students), and San Dimas High (1,235 students). See the Bonita Unified 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.