Enrollment
447
California · 2024-25 NCES data
Elementary school (grades K-5) · Ripon, CA
Colony Oak Elementary
Federal NCES profile for Colony Oak Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 25/100.
2024-25 NCES dataElementary school (grades K-5)NCES 063288010027
👥 S:T ratio 1
🌟 Gifted program 30
🎓 Counselors 11
📋 Attendance 59
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Colony Oak Elementary earns 25/100 on the Resource Investment Index, with class sizes larger than 78% of California schools.
- #4 of 5
- elementary schools in Ripon · Resource Index
- 25
- Resource Index · Lower
- 24.8:1
- large classes for California
- 20.8%
- free-lunch eligible
Colony Oak Elementary has class sizes larger than 78% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Colony Oak Elementary ranks #4 of 5 elementary schools in Ripon, CA.
School address
District: Ripon Unified · California
NCES ID 063288010027 Verify on NCES CCD record →
Teachers (FTE)
18.0
Federal CCD staff survey
Students per teacher
24.8:1
vs 21.5:1 California avg
+15% vs state
Free-lunch eligible
20.8%
vs 55.5% California avg
-63% vs state
Student-teacher ratio in context
How Colony Oak Elementary compares with California and U.S. medians
What stands out at Colony Oak Elementary
Colony Oak Elementary is a mid-sized elementary school in Ripon, California, enrolling 447 students.
Class loads run somewhat heavier than typical: 24.8:1 puts it in the larger third of California schools by student-teacher ratio.
Comparatively few students face economic hardship here, 20.8% free-meal eligibility runs 63% below the California average.
With 447 students, its enrollment sits close to the California median campus size.
Its Resource Investment Index lands in the lower third of 9,998 scored California schools.
Among 1,159 similarly sized, similarly resourced-need California schools statewide, it ranks #946, in the lower tier once campus size and economic need are matched.
Its student body is led by White (57%) and Hispanic or Latino (30%) (diversity index 57/100).
Counselor access is stretched at roughly 447 students per counselor, well above the ASCA-recommended 250:1 ceiling.
16.6% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding Ripon Unified spends $11,156 per pupil, 32% below the California average, a leaner-resourced district than most.
Among Ripon's elementary schools, it stands alongside Ripona Elementary (473 students): Colony Oak Elementary is smaller than that campus by headcount and runs leaner classes (24.8:1 vs 24.9:1).
Ripon Unified also operates Ripon High (1,051 students) and Ripona Elementary (473 students) alongside Colony Oak 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 Colony Oak Elementary compares
Colony Oak 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 | 20.8% | ▼ 63% | 55.5% | 51.7% |
| Enrollment | 447 | top 53% | - | - |
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.
447
Bigger than 54% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
20.8%
free-lunch eligible
- 63% 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
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
16.6%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$11,156
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 447 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 9 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 2.0 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
White 57.3%
Hispanic or Latino 30.0%
Two or More 7.6%
Asian 4.9%
Native Hawaiian / Pacific Islander 0.2%
Largest group: White at 57.3% of enrollment.
Student-body diversity index 57.3/100
Simpson diversity index - at 57.3, Colony Oak Elementary is more mixed than the California school average of 46.0.
Programs
Funding & spending
District-wide per-pupil expenditure for Ripon Unified, which includes Colony Oak Elementary.
$11,156
Per student
-32%
vs California
Avg $16,509
-33%
vs U.S.
Avg $16,593
Revenue mix
Local 29.8%
State 62.0%
Federal 8.2%
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 Colony Oak Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Ripon High | Larger | Similar economic need | Lower S:T ratio |
| Ripona Elementary | Similar size | Higher economic need | Similar S:T ratio |
| Park View Elementary | Similar size | Similar economic need | Similar S:T ratio |
| Weston Elementary | Similar size | Similar economic need | Similar S:T ratio |
| Ripon Elementary | Similar size | Higher economic need | Lower S:T ratio |
Comparisons are relative to Colony Oak Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,051
- Students per teacher
- 21.4:1
- Resource Index
- 30/100
- Enrollment
- 473
- Students per teacher
- 24.9:1
- Resource Index
- 24/100
- Enrollment
- 467
- Students per teacher
- 25.9:1
- Resource Index
- 28/100
- Enrollment
- 464
- Students per teacher
- 25.8:1
- Resource Index
- 28/100
- Enrollment
- 460
- Students per teacher
- 23:1
- Resource Index
- 32/100
Similar elementary schools in Ripon
4 comparable elementary schools (grades K-5) serving the same city.
Ripona Elementary
Standard public school
473 students 24.9:1 students per teacher
Park View Elementary
Standard public school
467 students 25.9:1 students per teacher
Weston Elementary
Standard public school
464 students 25.8:1 students per teacher
Ripon Elementary
Standard public school
460 students 23:1 students per teacher
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 (~447 students)
Similar student-teacher ratio (~24.8:1)
Next steps
Verify locally before acting on Colony Oak Elementary's federal record.
- Compare Colony Oak Elementary against another school. Compare schools
- Ripon 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 Colony Oak Elementary
How many students attend Colony Oak Elementary?
Colony Oak Elementary has 447 students enrolled. It is an elementary school in Ripon, CA.
What is the student-teacher ratio at Colony Oak Elementary?
The student-teacher ratio at Colony Oak 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 Colony Oak Elementary?
20.8% of students at Colony Oak Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Colony Oak Elementary?
The largest demographic group at Colony Oak Elementary is White at 57.3% of enrollment, in Ripon, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.3/100.
What is the Resource Investment Index for Colony Oak Elementary?
Colony Oak Elementary has a Resource Investment Index of 25/100 (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 Colony Oak Elementary rank among elementary schools in Ripon?
By Resource Investment Index, Colony Oak Elementary ranks #4 of 5 elementary schools in Ripon, 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 Ripon on the city page.
Is Colony Oak Elementary a good school?
Colony Oak Elementary earns 25/100 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 Ripon Unified?
Besides Colony Oak Elementary, Ripon Unified also operates Ripon High (1,051 students), Ripona Elementary (473 students), and Park View Elementary (467 students). See the Ripon 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.