Enrollment
56
California · 2024-25 NCES data
Other / mixed grade configuration · Oakdale, CA
Federal NCES profile for Oakdale Charter, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 51/100.
The verdict
Oakdale Charter earns 51/100 on the Resource Investment Index, with class sizes larger than 93% of California schools.
Oakdale Charter has class sizes larger than 93% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Oakdale Charter ranks #1 of 10 public schools in Oakdale, CA.
NCES ID 060006206752 Verify on NCES CCD record →
Enrollment
56
California · 2024-25 NCES data
Teachers (FTE)
2.0
Federal CCD staff survey
Students per teacher
28:1
vs 21.5:1 California avg
+30% vs state
Free-lunch eligible
35.8%
vs 55.5% California avg
-35% vs state
How Oakdale Charter compares with California and U.S. medians
Larger classes than state median
28:1 - 6.5 above the California state median of 21.5:1, indicating larger average class loads than typical schools in the state.
Oakdale Charter is a small charter combined-grade school in Oakdale, California, enrolling 56 students.
Class loads run heavy: 28:1 is larger than about 93% of California schools and 30% 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 35.8% of students eligible for free meals.
This is a small campus: fewer students than 93% of California schools, with 56 enrolled.
Its Resource Investment Index outscores 93% of the 9,998 California schools with a score on record, a top-tier result on this measure.
Against 121 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #29.
Its student body is led by White (57%) and Hispanic or Latino (34%) (diversity index 56/100).
Attendance holds up well here: only 7.1% of students were chronically absent, below the typical post-pandemic national figure.
Among Oakdale's public schools, it stands alongside Valley Oak Online Learning Academy (57 students): Oakdale Charter is smaller than that campus by headcount and runs heavier classes (28:1 vs 19:1).
Oakdale Joint Unified also operates Oakdale High (1,563 students) and Fair Oaks Elementary (785 students) alongside Oakdale Charter.
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
Oakdale Charter on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 28:1 | ▲ 30% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 35.8% | ▼ 35% | 55.5% | 51.7% |
| Enrollment | 56 | top 93% | - | - |
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: White at 57.1% of enrollment.
Simpson diversity index - at 55.7, Oakdale Charter is more mixed than the California school average of 46.0.
District-wide per-pupil expenditure for Oakdale Joint Unified, which includes Oakdale Charter.
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 |
|---|---|---|---|
| Oakdale High | Larger | Similar economic need | Lower S:T ratio |
| Fair Oaks Elementary | Larger | Similar economic need | Lower S:T ratio |
| Oakdale Junior High | Larger | Similar economic need | Lower S:T ratio |
| Sierra View Elementary | Larger | Similar economic need | Lower S:T ratio |
| Magnolia Elementary | Larger | Higher economic need | Lower S:T ratio |
Comparisons are relative to Oakdale Charter's own figures; each column derives from NCES Common Core of Data.
1 comparable other schools (grades Mixed) 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 Oakdale Charter'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.
Oakdale Charter has 56 students enrolled. It is a public school in Oakdale, CA.
The student-teacher ratio at Oakdale Charter is 28:1, which is 30% higher than the California average of 21.5:1 and 78% higher than the national average of 15.7:1.
35.8% of students at Oakdale Charter are eligible for free lunch, compared to the California average of 55.5%.
The largest demographic group at Oakdale Charter is White at 57.1% of enrollment, in Oakdale, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 55.7/100.
Oakdale Charter has a Resource Investment Index of 51/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Oakdale Charter ranks #1 of 10 public schools in Oakdale, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Oakdale on the city page.
Oakdale Charter earns 51/100 on the Resource Investment Index, with class sizes larger than 93% 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 Oakdale Charter, Oakdale Joint Unified also operates Oakdale High (1,563 students), Fair Oaks Elementary (785 students), and Oakdale Junior High (780 students). See the Oakdale Joint 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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Last updated:
PlainSchools, “Oakdale Charter, Oakdale 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/oakdale-charter-ca
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