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Warren F. Frisbie Middle

Middle School
Rialto UnifiedRialtoSan Bernardino County92376
📍 1442 North Eucalyptus Avenue
Scope Score
out of 100
State Rank
of 1,714 California middle schools
🌱
Building Momentum

Every school has strengths the data doesn’t fully capture. Visit and see for yourself.

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
936 students
Student-Teacher Ratio
23:1
Free/Reduced Lunch
90%
Teachers
40 full-time

Dashboard indicators

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

ELA Year-over-Year
Increased Significantly
+16.6 pts DFS change
Math Year-over-Year
Increased
+9.4 pts DFS change
EL Proficiency (ELPAC)
10.1%
English learners at Level 4 (Well Developed) · 218 tested

Data source: California School Dashboard 2025, ELPAC 2024

Student demographics

Hispanic90.4%
White1.3%
Asian0.1%
Black6.9%
Other1.3%

Performance breakdown

Performance breakdown for Warren F. Frisbie Middle
CategoryPercentage
Exceeded Standard5.7%
Met Standard15.6%
Below Standard78.7%

Score Factors

Holding Back
Exceeded standard: 5.7%
11.6pp below state avg (state avg 17.3%)
30% weight
Met or exceeded: 21.3%
18.2pp below state avg (state avg 39.5%)
20% weight
Growth (G6→G8): -7.0pp
Scores decline across grades (state avg +0.8pp)
15% weight
Chronic absenteeism: 30.2%
10.9pp above state avg (state avg 19.3%)
15% weight
Baseline proficiency: 21.3%
Below state baseline (state avg 39.5%)
10% weight
Suspension rate: 12.2%
8.1pp above state avg (state avg 4.1%)
10% 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 middle school Scope Score is weighted across 6 dimensions. See full methodology →

What other rankings don't show you

Most rating sites report "21% proficient" for Warren F. Frisbie Middle and stop there. Here's what that number hides:

5.7% of students exceeded standard while 15.6% met it. That exceeded rate is 11.6 points below the state average of 17.3%. That's 7.0 points below the Rialto Unified district average of 12.7%. The 2 nearby schools within ~3 miles average 12.4% exceeded — 6.7 points higher. The gap between "met" and "exceeded" can reveal how much a school's curriculum challenges students beyond proficiency.

Proficiency drops by 7.0 percentage points from Grade 6 to grade 8 growth — a signal that the school may not be sustaining early gains.

California's Dashboard shows ELA performance increased significantly and Math increased year-over-year. 10.1% of English learners reached Level 4 (Well Developed) on ELPAC.

Chronic absenteeism is 30.2%, above the state average of 19.3%.

Why the exceeded vs. met split matters →

Key metrics

% Exceeded Standard
5.7%
Students scoring above proficient
% Met or Above
21.3%
Students meeting standard
Growth (G6→G8)
-7.0pp
Change in proficiency rate
Chronic Absenteeism
30.2%
Students missing 10%+ of days
Suspension Rate
12.2%
Students suspended at least once
Total Tested
1,902
Across all grades & subjects

Grade trajectory

How proficiency compares across grade levels this year (different students, same test year)

ELA Trajectory
G6 → G7 → G8
Math Trajectory
G6 → G7 → G8

ELA scores by grade

GradeTestedExceededMetNearly MetNot MetMet+Above
6th3098.1%20.7%23.3%47.9%28.8%
7th29110.7%30.2%29.2%29.9%40.9%
8th3453.5%18.6%24.6%53.3%22.0%

Math scores by grade

GradeTestedExceededMetNearly MetNot MetMet+Above
6th3144.5%10.5%23.6%61.5%15.0%
7th2955.1%8.5%20.7%65.8%13.6%
8th3482.6%5.2%18.7%73.6%7.8%
K-12 Feeder PathBoundary data

Feeder patterns derived from 2015-16 NCES attendance boundary data. Boundaries may have changed. Contact your school district for current information.

Data source: California Department of Education (2025 test year) · How we score · Explore all schools · Blog