Enrollment
2,380
California · 2024-25 NCES data
2024-25 NCES data High school (grades 9-12) NCES 062927004517
Channel Islands High — Oxnard, CA
Federal NCES profile for Channel Islands High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 29/100.
👥 Class size 0
📚 AP courses 65
🌟 Gifted program 30
🎓 Counselors 21
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: Oxnard Union High · 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)
106.0
Federal CCD staff survey
Students per teacher
24.9:1
vs 21.6:1 California avg
+15% vs state
Free-lunch eligible
71.4%
vs 55.5% California avg
+29% vs state
Student-teacher ratio in context
How Channel Islands High 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
Channel Islands High reports 2,380 enrolled students to the National Center for Education Statistics (NCES) alongside 106.0 full-time-equivalent teachers, producing a 24.9:1 student-teacher ratio. That figure sits 15% 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 57% higher, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 71.4% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 29% above the California average and 38% above the national baseline. The school offers 13 Advanced Placement courses, a stronger academic pipeline indicator than enrollment alone. Counselor coverage works out to roughly 397 students per counselor, above the ASCA-recommended ceiling of 250:1.
On the finance side, the surrounding Oxnard Union High spends $25,586 per pupil district-wide, above the California average of $18,039 and above the national average of $19,490. Revenue comes 36.0% from local sources (property taxes), 52.6% from the state, and 11.5% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 29/100 (F), calculated from 4 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 Channel Islands High 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 | 24.9:1 | ▲ 15% | 21.6:1 | 15.9:1 |
| Free-lunch eligible | 71.4% | ▲ 29% | 55.5% | 51.8% |
| Enrollment | 2,380 | top 98% | — | — |
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
71.4%
free-lunch eligible
— 29% above the California average of 55.5%
Above the 40% Title I schoolwide threshold — federal funds support the whole school, not individual students.
Staffing depth
24.9:1
students per teacher
— 15% above state mean
Top 81% in California — lower ratio than 19% of state schools
Above 20:1 — larger class loads than the typical U.S. public school; staffing is stretched relative to enrollment.
Funding equity
$25,586
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
Counselors6.0 FTE
Per 397 students — the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 130 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 5.5 per 100 students. Reported via the Civil Rights Data Collection. Includes 12 expulsions.
Overview
Enrollment 2,380 Top 98% in California — larger than 2% of 10,006 state schools
Teachers (FTE) 106.0
Students per teacher 24.9:1 +15% vs state
Free-lunch eligible 71.4% +29% vs state
NCES ID 062927004517
Student demographics
Hispanic or Latino 91.1%
Asian 6.1%
White 1.6%
Two or More 0.6%
African American 0.3%
American Indian / Alaska Native 0.1%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 91.1% of enrollment.
Programs & staff
AP courses offered 13
Counselors (FTE) 6.0
Students per counselor 397:1
Discipline & special education
In-school suspensions 0
Out-of-school suspensions 130
Expulsions 12
Funding & spending
District-wide per-pupil expenditure for Oxnard Union High, which includes Channel Islands High.
$25,586
Per student
+42%
vs California
Avg $18,039
+31%
vs U.S.
Avg $19,490
Revenue mix
Local 36.0%
State 52.6%
Federal 11.5%
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
- 2,675
- Students per teacher
- 25.1:1
- Enrollment
- 2,452
- Students per teacher
- 25.1:1
- Enrollment
- 1,969
- Students per teacher
- 25.2:1
- Enrollment
- 1,951
- Students per teacher
- 23.6:1
- Enrollment
- 1,913
- Students per teacher
- 23.5:1
Similar high schools in Oxnard
6 comparable high schools (grades 9-12) serving the same city.
Pacifica High
Standard public school
2,675 students 25.1:1 students per teacher
Oxnard High
Standard public school
2,452 students 25.1:1 students per teacher
Rio Mesa High
Standard public school
1,951 students 23.6:1 students per teacher
Hueneme High
Standard public school
1,913 students 23.5:1 students per teacher
Vista Real Charter High
Standard public school
1,271 students 17.3:1 students per teacher
Condor High
Alternative education program
411 students 19.7:1 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 Channel Islands High
How many students attend Channel Islands High?
Channel Islands High has 2,380 students enrolled. It is a high school in Oxnard, CA.
What is the student-teacher ratio at Channel Islands High?
The student-teacher ratio at Channel Islands High is 24.9:1, which is 15% higher than the California average of 21.6:1 and 57% higher than the national average of 15.9:1.
What percentage of students receive free lunch at Channel Islands High?
71.4% of students at Channel Islands High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Channel Islands High?
The largest demographic group at Channel Islands High is Hispanic or Latino at 91.1%. The school serves a diverse student body in Oxnard, CA.
What is the Resource Investment Index for Channel Islands High?
Channel Islands High has a Resource Investment Index of 29/100 (F) based on 4 factors: student-teacher ratio, AP course offerings, counselor availability. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.