Enrollment
3,879
California · 2024-25 NCES data
Other / mixed grade configuration · Redlands, CA
Sage Oak Charter
Federal NCES profile for Sage Oak Charter, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 30/100.
2024-25 NCES dataOther / mixed grade configurationNCES 060162914107Charter school
👥 S:T ratio 0
🌟 Gifted program 30
🎓 Counselors 0
📋 Attendance 91
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sage Oak Charter earns 30/100 on the Resource Investment Index, with class sizes larger than 90% of California schools. It is also one of the largest schools in California.
- #6 of 6
- schools in Redlands · Resource Index
- 30
- Resource Index · Lower
- 27.1:1
- large classes for California
- 31.9%
- free-lunch eligible
Sage Oak Charter has class sizes larger than 90% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Sage Oak Charter ranks #6 of 6 schools in Redlands, CA.
School address
NCES ID 060162914107 Verify on NCES CCD record →
Teachers (FTE)
143.0
Federal CCD staff survey
Students per teacher
27.1:1
vs 21.5:1 California avg
+26% vs state
Free-lunch eligible
31.9%
vs 55.5% California avg
-43% vs state
Student-teacher ratio in context
How Sage Oak Charter compares with California and U.S. medians
What stands out at Sage Oak Charter
Sage Oak Charter is a large charter combined-grade school in Redlands, California, enrolling 3,879 students.
Class loads run heavy: 27.1:1 is larger than about 90% of California schools and 26% 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 31.9% of students eligible for free meals.
By headcount it is one of the larger campuses in California, bigger than 99% of state schools at 3,879 students.
Its Resource Investment Index sits near the middle of the pack among 9,998 scored California schools.
Against 80 statewide peers matched on enrollment and economic need, it ranks mid-pack at #49.
Its student body is led by Hispanic or Latino (52%) and White (33%) (diversity index 61/100).
Counselor access is stretched at roughly 3879 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Attendance holds up well here: only 3.6% of students were chronically absent, below the typical post-pandemic national figure.
The surrounding Community Collaborative Virtual - Sage Oak Charter District spends $10,134 per pupil, 39% below the California average, a leaner-resourced district than most.
Among Redlands's public schools, it stands alongside Gorman Learning Center (1,185 students): Sage Oak Charter is larger than that campus by headcount and runs heavier classes (27.1:1 vs 19.8:1).
Community Collaborative Virtual - Sage Oak Charter District is a single-school charter district, so Sage Oak Charter operates independently rather than alongside district-mates. At 3,879 students, it is also among the largest single-school districts in California, well beyond the enrollment of a typical standalone 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
How Sage Oak Charter compares
Sage Oak 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 | 27.1:1 | ▲ 26% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 31.9% | ▼ 43% | 55.5% | 51.7% |
| Enrollment | 3,879 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
27.1:1
Leaner classes than 3% of US schools, heavier class loads than most.
3,879
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
31.9%
free-lunch eligible
- 43% 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
27.1:1
students per teacher
- 26% above state mean
Top 90% in California - lower ratio than 10% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
3.6%
chronically absent (missed 10%+ of school days)
Below 5%, comfortably under the pre-pandemic national baseline for chronic absenteeism.
Funding equity
$10,134
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
Counselors1.0 FTE
Per 3879 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 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 52.1%
White 32.6%
Two or More 6.5%
Asian 5.9%
African American 2.4%
Native Hawaiian / Pacific Islander 0.3%
American Indian / Alaska Native 0.2%
Largest group: Hispanic or Latino at 52.1% of enrollment.
Student-body diversity index 61.4/100
Simpson diversity index - at 61.4, Sage Oak Charter is more mixed than the California school average of 46.0.
Programs
AP courses offered 15
Funding & spending
District-wide per-pupil expenditure for Community Collaborative Virtual - Sage Oak Charter District, which includes Sage Oak Charter.
$10,134
Per student
-39%
vs California
Avg $16,509
-39%
vs U.S.
Avg $16,593
Revenue mix
Local 7.2%
State 79.7%
Federal 13.1%
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.
Similar other schools in Redlands
5 comparable other schools (grades Mixed) serving the same city.
Gorman Learning Center
Standard public school
1,185 students 19.8:1 students per teacher
Sage Oak Charter School - South
Standard public school
583 students 8.4:1 students per teacher
Sage Oak Charter School- Keppel
Standard public school
441 students 5:1 students per teacher
Grove
Standard public school
262 students 13.8:1 students per teacher
Redlands Eacademy
Standard public school
151 students 8.4:1 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 (~3,879 students)
Similar student-teacher ratio (~27.1:1)
Next steps
Verify locally before acting on Sage Oak Charter's federal record.
- Compare Sage Oak Charter against another school. Compare schools
- Community Collaborative Virtual - Sage Oak Charter District'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 Sage Oak Charter
How many students attend Sage Oak Charter?
Sage Oak Charter has 3,879 students enrolled. It is a public school in Redlands, CA.
What is the student-teacher ratio at Sage Oak Charter?
The student-teacher ratio at Sage Oak Charter is 27.1:1, which is 26% higher than the California average of 21.5:1 and 73% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Sage Oak Charter?
31.9% of students at Sage Oak Charter are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Sage Oak Charter?
The largest demographic group at Sage Oak Charter is Hispanic or Latino at 52.1% of enrollment, in Redlands, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 61.4/100.
What is the Resource Investment Index for Sage Oak Charter?
Sage Oak Charter has a Resource Investment Index of 30/100 (lower 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 Sage Oak Charter rank among schools in Redlands?
By Resource Investment Index, Sage Oak Charter ranks #6 of 6 schools in Redlands, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Redlands on the city page.
Is Sage Oak Charter a good school?
Sage Oak Charter earns 30/100 on the Resource Investment Index, with class sizes larger than 90% of California schools. 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 Community Collaborative Virtual - Sage Oak Charter District?
None; Community Collaborative Virtual - Sage Oak Charter District is a single-school charter district, and Sage Oak Charter is its only campus.
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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.