Enrollment
521
California · 2024-25 NCES data
2024-25 NCES data Elementary school (grades K-5) NCES 060846009348
Oak Ridge Elementary — Chino Hills, CA
Federal NCES profile for Oak Ridge Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 37/100.
👥 Class size 0
🌟 Gifted program 70
📋 Attendance 40
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: Chino Valley Unified · California
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
21.0
Federal CCD staff survey
Students per teacher
25.5:1
vs 21.6:1 California avg
+18% vs state
Free-lunch eligible
28.0%
vs 55.5% California avg
-50% vs state
Student-teacher ratio in context
How Oak Ridge Elementary compares with California and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
Oak Ridge Elementary reports 521 enrolled students to the National Center for Education Statistics (NCES) alongside 21.0 full-time-equivalent teachers, producing a 25.5:1 student-teacher ratio. That figure sits 18% above the California state mean of 21.6:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 60% higher, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 28.0% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 50% below the California average and 46% below the national baseline. Chronic absenteeism — missing 10% or more of school days — stands at 24.2% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Chino Valley Unified spends $21,427 per pupil district-wide, above the California average of $18,039 and above the national average of $19,490. Revenue comes 35.4% from local sources (property taxes), 53.7% from the state, and 10.9% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 37/100 (F), calculated from 3 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Oak Ridge Elementary compares
Cross-validating school-level NCES values against California state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 25.5:1 | ▲ 18% | 21.6:1 | 15.9:1 |
| Free-lunch eligible | 28.0% | ▼ 50% | 55.5% | 51.8% |
| Enrollment | 521 | top 58% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Economic need
28.0%
free-lunch eligible
— 50% 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
25.5:1
students per teacher
— 18% above state mean
Top 86% in California — lower ratio than 14% of state schools
Above 20:1 — larger class loads than the typical U.S. public school; staffing is stretched relative to enrollment.
Engagement
24.2%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$21,427
per pupil, district-wide
— above California avg of $18,039
Above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 2 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.4 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 521 Top 58% in California — larger than 42% of 10,006 state schools
Teachers (FTE) 21.0
Students per teacher 25.5:1 +18% vs state
Free-lunch eligible 28.0% -50% vs state
NCES ID 060846009348
Student demographics
Hispanic or Latino 37.8%
Asian 32.6%
White 16.5%
Two or More 10.0%
African American 3.1%
Largest group: Hispanic or Latino at 37.8% of enrollment.
Programs & staff
Gifted & talented Yes
Counselors (FTE) 0.0
Discipline & special education
Chronically absent 24.2%
In-school suspensions 0
Out-of-school suspensions 2
Funding & spending
District-wide per-pupil expenditure for Chino Valley Unified, which includes Oak Ridge Elementary.
$21,427
Per student
+19%
vs California
Avg $18,039
+10%
vs U.S.
Avg $19,490
Revenue mix
Local 35.4%
State 53.7%
Federal 10.9%
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.
Other Schools in This District
- Enrollment
- 2,748
- Students per teacher
- 25.9:1
- Enrollment
- 2,541
- Students per teacher
- 25.4:1
- Enrollment
- 2,077
- Students per teacher
- 21.8:1
- Enrollment
- 1,256
- Students per teacher
- 20.1:1
- Enrollment
- 1,070
- Students per teacher
- 27.1:1
Similar elementary schools in Chino Hills
6 comparable elementary schools (grades K-5) serving the same city.
Michael G. Wickman Elementary
Standard public school
710 students 26.5:1 students per teacher
Eagle Canyon Elementary
Standard public school
631 students 27.7:1 students per teacher
Gerald F. Litel Elementary
Standard public school
616 students 24:1 students per teacher
Chaparral Elementary
Standard public school
616 students 23.4:1 students per teacher
Butterfield Ranch Elementary
Standard public school
607 students 27.4:1 students per teacher
Country Springs Elementary
Standard public school
588 students 24.7:1 students per teacher
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about Oak Ridge Elementary
How many students attend Oak Ridge Elementary?
Oak Ridge Elementary has 521 students enrolled. It is a elementary school in Chino Hills, CA.
What is the student-teacher ratio at Oak Ridge Elementary?
The student-teacher ratio at Oak Ridge Elementary is 25.5:1, which is 18% higher than the California average of 21.6:1 and 60% higher than the national average of 15.9:1.
What percentage of students receive free lunch at Oak Ridge Elementary?
28.0% of students at Oak Ridge Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Oak Ridge Elementary?
The largest demographic group at Oak Ridge Elementary is Hispanic or Latino at 37.8%. The school serves a diverse student body in Chino Hills, CA.
What is the Resource Investment Index for Oak Ridge Elementary?
Oak Ridge Elementary has a Resource Investment Index of 37/100 (F) based on 3 factors: student-teacher ratio, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.