How does Corvallis Middle compare to other middle schools in Norwalk?

Corvallis Middle has a Scope Score of 48.6/100, ranked #891 among California middle schools. 14% of students exceed standard, with a total of 1,283 students tested across grades and subjects.

What percentage of students exceed standards at Corvallis Middle?

13.5% of students at Corvallis Middle exceed the state standard on CAASPP assessments, while 36.5% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

Is Corvallis Middle improving or declining?

Based on CAASPP data, Corvallis Middle's proficiency rate increases by 1.1 percentage points from Grade 6 to grade 8 growth. This suggests the school may be adding value over time.

What is the chronic absenteeism rate at Corvallis Middle?

17.2% of students at Corvallis Middle 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.

Corvallis Middle

Middle School

Norwalk-La Mirada Unified NorwalkLos Angeles County90650

📍 11032 East Leffingwell Road

Scope Score

out of 100

State Rank

of 1,714 California middle 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

661 students

Student-Teacher Ratio

29:1

Free/Reduced Lunch

76%

Teachers

23 full-time

Dashboard indicators

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

ELA Year-over-Year

Increased

+9.5 pts DFS change

Math Year-over-Year

Increased Significantly

+15.4 pts DFS change

EL Proficiency (ELPAC)

20.7%

English learners at Level 4 (Well Developed) · 87 tested

Data source: California School Dashboard 2025, ELPAC 2024

Student demographics

Hispanic87.1%

White1.8%

Asian2.0%

Black3.8%

Other5.3%

Performance breakdown

Performance breakdown for Corvallis Middle
Category	Percentage
Exceeded Standard	13.5%
Met Standard	23.0%
Below Standard	63.5%

Score Factors

Helping

✓Growth (G6→G8): +1.1pp

Scores improve across grades (state avg +0.8pp)

15% weight

✓Chronic absenteeism: 17.2%

2.1pp below state avg (state avg 19.3%)

15% weight

Holding Back

▼Exceeded standard: 13.5%

3.8pp below state avg (state avg 17.3%)

30% weight

▼Met or exceeded: 36.5%

3.0pp below state avg (state avg 39.5%)

20% weight

▼Baseline proficiency: 36.5%

Below state baseline (state avg 39.5%)

10% weight

▼Suspension rate: 4.7%

0.6pp 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 "37% proficient" for Corvallis Middle and stop there. Here's what that number hides:

13.5% of students exceeded standard while 23.0% met it. That exceeded rate is 3.8 points below the state average of 17.3%. That's 4.7 points below the Norwalk-La Mirada Unified district average of 18.2%. The 5 nearby schools within ~3 miles average 16.4% exceeded — 2.8 points higher. The gap between "met" and "exceeded" can reveal how much a school's curriculum challenges students beyond proficiency.

Students here improve by 1.1 percentage points from Grade 6 to grade 8 growth, suggesting the school is adding value beyond what students arrive with.

California's Dashboard shows ELA performance increased and Math increased significantly year-over-year. 20.7% of English learners reached Level 4 (Well Developed) on ELPAC.

Chronic absenteeism is 17.2%, better than the state average of 19.3%.

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

Key metrics

% Exceeded Standard

13.5%

Students scoring above proficient

% Met or Above

36.5%

Students meeting standard

Growth (G6→G8)

+1.1pp

Change in proficiency rate

Chronic Absenteeism

17.2%

Students missing 10%+ of days

Suspension Rate

4.7%

Students suspended at least once

Total Tested

1,283

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

Grade	Tested	Exceeded	Met	Nearly Met	Not Met	Met+Above
6th	218	15.1%	30.3%	23.4%	31.2%	45.4%
7th	206	14.1%	34.5%	24.3%	27.2%	48.5%
8th	222	17.1%	27.0%	20.7%	35.1%	44.1%

Math scores by grade

Grade	Tested	Exceeded	Met	Nearly Met	Not Met	Met+Above
6th	213	8.4%	16.4%	28.2%	47.0%	24.9%
7th	205	10.7%	17.1%	29.8%	42.4%	27.8%
8th	219	15.5%	12.8%	18.3%	53.4%	28.3%

K-12 Feeder PathBoundary data

Elementary

Julia B. Morrison Elementary

65.3# in state

D. D. Johnston Elementary

61.8# in state

New River Elementary

36.4# in state

Also serves area

Thomas B. Moffitt Elementary

27.1# in state

▼

Middle

Corvallis Middle

48.6# in state

This school

▼

High School

Also serves area

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