Enrollment
2,346
California · 2024-25 NCES data
Other / mixed grade configuration · El Dorado Hills, CA
Oak Ridge High
Federal NCES profile for Oak Ridge High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 38/100.
2024-25 NCES dataOther / mixed grade configurationNCES 061207007279
👥 S:T ratio 6
🌟 Gifted program 70
🎓 Counselors 16
📋 Attendance 60
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Oak Ridge High earns 38/100 on the Resource Investment Index, with class sizes near the California median. It is also one of the largest schools in California.
- #1 of 5
- schools in El Dorado Hills · Resource Index
- 38
- Resource Index · Typical
- 23.5:1
- students per teacher
- 7.2%
- free-lunch eligible
Oak Ridge High has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Oak Ridge High ranks #1 of 5 schools in El Dorado Hills, CA.
School address
District: El Dorado Union High · California
NCES ID 061207007279 Verify on NCES CCD record →
Teachers (FTE)
100.0
Federal CCD staff survey
Students per teacher
23.5:1
vs 21.5:1 California avg
+9% vs state
Free-lunch eligible
7.2%
vs 55.5% California avg
-87% vs state
Student-teacher ratio in context
How Oak Ridge High compares with California and U.S. medians
What stands out at Oak Ridge High
Oak Ridge High is a lower-poverty, large combined-grade school in El Dorado Hills, California, enrolling 2,346 students.
Class loads run somewhat heavier than typical: 23.5:1 puts it in the larger third of California schools by student-teacher ratio.
Comparatively few students face economic hardship here, 7.2% free-meal eligibility runs 87% below the California average.
By headcount it is one of the larger campuses in California, bigger than 98% of state schools at 2,346 students.
Its Resource Investment Index lands in the upper third of 9,998 scored California schools.
Against 115 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #43.
Its student body is led by White (63%) and Asian (16%) (diversity index 56/100).
Counselor access is stretched at roughly 419 students per counselor, well above the ASCA-recommended 250:1 ceiling.
16.1% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding El Dorado Union High spends $13,233 per pupil, 20% below the California average, a leaner-resourced district than most.
Among El Dorado Hills's public schools, it stands alongside Cottonwood (3,563 students): Oak Ridge High is smaller than that campus by headcount and runs leaner classes (23.5:1 vs 36.7:1).
El Dorado Union High also operates Ponderosa High (1,675 students) and El Dorado High (1,135 students) alongside Oak Ridge High.
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 Oak Ridge High compares
Oak Ridge High on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 23.5:1 | ▲ 9% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 7.2% | ▼ 87% | 55.5% | 51.7% |
| Enrollment | 2,346 | top 2% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
23.5:1
Leaner classes than 7% of US schools, heavier class loads than most.
2,346
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
7.2%
free-lunch eligible
- 87% 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
23.5:1
students per teacher
- 9% above state mean
Top 67% in California - lower ratio than 33% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
16.1%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$13,233
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
Counselors5.6 FTE
Per 419 students, the combined health-and-guidance staffing load for this school.
Discipline context
12
in-school suspensions + 64 out-of-school
Suspension rate: 0.5 per 100 students. Combined in-school and out-of-school rate: 3.2 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
White 62.6%
Asian 15.5%
Hispanic or Latino 13.7%
Two or More 6.3%
African American 1.1%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.3%
Largest group: White at 62.6% of enrollment.
Student-body diversity index 56.1/100
Simpson diversity index - at 56.1, Oak Ridge High is more mixed than the California school average of 46.0.
Programs
AP courses offered 19
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for El Dorado Union High, which includes Oak Ridge High.
$13,233
Per student
-20%
vs California
Avg $16,509
-20%
vs U.S.
Avg $16,593
Revenue mix
Local 49.7%
State 43.5%
Federal 6.8%
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 Oak Ridge High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Ponderosa High | Smaller | Similar economic need | Similar S:T ratio |
| El Dorado High | Smaller | Higher economic need | Lower S:T ratio |
| Union Mine High | Smaller | Higher economic need | Lower S:T ratio |
| Pacific Crest Academy | Smaller | Similar economic need | Similar S:T ratio |
| Independence Continuation | Smaller | Higher economic need | Lower S:T ratio |
Comparisons are relative to Oak Ridge High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,675
- Students per teacher
- 23.3:1
- Resource Index
- 26/100
- Enrollment
- 1,135
- Students per teacher
- 19.9:1
- Resource Index
- 22/100
- Enrollment
- 1,033
- Students per teacher
- 22:1
- Resource Index
- 33/100
- Enrollment
- 117
- Students per teacher
- 23.4:1
- Resource Index
- 52/100
- Enrollment
- 104
- Students per teacher
- 14.9:1
- Resource Index
- 50/100
Similar other schools in El Dorado Hills
4 comparable other schools (grades Mixed) serving the same city.
Cottonwood
Standard public school
3,563 students 36.7:1 students per teacher
Clarksville Charter
Standard public school
2,347 students 37.3:1 students per teacher
John Adams Academy - El Dorado Hills
Standard public school
1,580 students 29.8:1 students per teacher
Buckeye Union Mandarin Immersion Charter
Standard public school
180 students 22.5:1 students per teacher
Similar other 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 (~2,346 students)
Next steps
Verify locally before acting on Oak Ridge High's federal record.
- Compare Oak Ridge High against another school. Compare schools
- El Dorado Union High'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 Oak Ridge High
How many students attend Oak Ridge High?
Oak Ridge High has 2,346 students enrolled. It is a public school in El Dorado Hills, CA.
What is the student-teacher ratio at Oak Ridge High?
The student-teacher ratio at Oak Ridge High is 23.5:1, which is 9% higher than the California average of 21.5:1 and 50% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Oak Ridge High?
7.2% of students at Oak Ridge High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Oak Ridge High?
The largest demographic group at Oak Ridge High is White at 62.6% of enrollment, in El Dorado Hills, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 56.1/100.
What is the Resource Investment Index for Oak Ridge High?
Oak Ridge High has a Resource Investment Index of 38/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Oak Ridge High rank among schools in El Dorado Hills?
By Resource Investment Index, Oak Ridge High ranks #1 of 5 schools in El Dorado Hills, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in El Dorado Hills on the city page.
Is Oak Ridge High a good school?
Oak Ridge High earns 38/100 on the Resource Investment Index, with class sizes near the California median. It is also one of the largest schools in California. 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 El Dorado Union High?
Besides Oak Ridge High, El Dorado Union High also operates Ponderosa High (1,675 students), El Dorado High (1,135 students), and Union Mine High (1,033 students). See the El Dorado Union High 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.