How does Channel Islands High compare to other high schools in Oxnard?

Channel Islands High has a Scope Score of 45.1/100, ranked #1051 among California high schools. 8% of students exceed standard, with a total of 1,091 students tested across grades and subjects.

What percentage of students exceed standards at Channel Islands High?

7.8% of students at Channel Islands High exceed the state standard on CAASPP assessments, while 27.8% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

What is the chronic absenteeism rate at Channel Islands High?

27.8% of students at Channel Islands High are chronically absent (missing 10% or more of school days). This metric reflects school culture and family engagement, and is weighted at 15% in the Scope Score.

Channel Islands High

High School

Oxnard Union High OxnardVentura County93033

📍 1400 Raiders Way

Scope Score

out of 100

State Rank

of 1,649 California high schools

🌱

Building Momentum

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Scope Scores are SchoolScope's analysis of public data from the California Dept. of Education (CAASPP, chronic absenteeism, suspension rates). They are not official CDE ratings and should not be the sole basis for school decisions. See methodology.

School overview

Enrollment

2,444 students

Student-Teacher Ratio

24:1

Free/Reduced Lunch

81%

Teachers

100 full-time

College & career readiness

Graduation Rate

95.2%

AP Exam Prepared

26.1%

A-G Completion

41.3%

College-Going Rate

76.4%

Data source: California Department of Education — ACGR, CCI, CGR reports

Dashboard indicators

How this school's scores changed from last year to this year

ELA Year-over-Year

Maintained

-1.5 pts DFS change

Math Year-over-Year

Maintained

+2.5 pts DFS change

EL Proficiency (ELPAC)

14.1%

English learners at Level 4 (Well Developed) · 441 tested

Data source: California School Dashboard 2025, ELPAC 2024

Student demographics

Hispanic91.4%

White1.6%

Asian0.3%

Black0.4%

Other6.3%

Performance breakdown

Performance breakdown for Channel Islands High
Category	Percentage
Exceeded Standard	7.8%
Met Standard	20.0%
Below Standard	72.2%

Score Factors

Helping

✓Graduation rate: 95.2%

7.8pp above state avg (state avg 87.4%)

25% weight

✓Chronic absenteeism: 27.8%

6.5pp below state avg (state avg 34.3%)

10% weight

Holding Back

▼Exceeded standard: 7.8%

7.9pp below state avg (state avg 15.7%)

20% weight

▼College readiness: 26.1%

AP exam pass rate below state avg (state avg 35.3%)

20% weight

▼Met or exceeded: 27.8%

6.9pp below state avg (state avg 34.8%)

15% weight

▼Baseline proficiency: 27.8%

Below state baseline (state avg 34.8%)

5% weight

▼Suspension rate: 4.2%

0.1pp above state avg (state avg 4.1%)

5% weight

Unlike traditional school ratings, we show our work. Every factor, its weight, and how this school compares to the state average — so you can decide what matters most to your family. The high school Scope Score is weighted across 7 dimensions. See full methodology →

What other rankings don't show you

Most rating sites report "28% proficient" for Channel Islands High and stop there. Here's what that number hides:

7.8% of students exceeded standard while 20.0% met it. That exceeded rate is 7.9 points below the state average of 15.7%. That's 8.1 points below the Oxnard Union High district average of 16.0%. The 2 nearby schools within ~3 miles average 21.2% exceeded — 13.4 points higher. The gap between "met" and "exceeded" can reveal how much a school's curriculum challenges students beyond proficiency.

The graduation rate is 95.2% — above the state target. 41.3% of students complete A-G requirements for UC/CSU eligibility. 76.4% of graduates go on to college within a year.

Chronic absenteeism is 27.8%, better than the state average of 34.3%.

Why the exceeded vs. met split matters →

A low score doesn't tell the whole story. Read: Your School Scored Low — Here's What That Actually Means