How does Diablo View Middle compare to other middle schools in Clayton?

Diablo View Middle has a SchoolScope composite score of 60.6/100, placing it at the 89th percentile statewide. 36% of students exceed standard, with a total of 981 students tested across grades and subjects.

What percentage of students exceed standards at Diablo View Middle?

36.5% of students at Diablo View Middle exceed the state standard on CAASPP assessments, while 67.1% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

Is Diablo View Middle improving or declining?

Based on CAASPP data, Diablo View Middle's proficiency rate increases by 5.3 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 Diablo View Middle?

13.2% of students at Diablo View 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 our composite score.

Diablo View Middle

Middle School

Mt. Diablo Unified ClaytonContra Costa County94517

📍 300 Diablo View Lane

Composite Score

out of 100

State Percentile

of middle schools

State Rank

of 1,714 California middle schools

🚀

Growth Engine

A growth engine — students gain measurably more here than at peer schools.

Composite 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

502 students

Student-Teacher Ratio

23:1

Free/Reduced Lunch

14%

Teachers

22 full-time

Dashboard indicators

ELA Year-over-Year

Increased Significantly

+19.5 pts DFS change

Math Year-over-Year

Increased

+14.2 pts DFS change

EL Proficiency (ELPAC)

33.3%

English learners at Level 4 (Well Developed) · 18 tested

Data source: California School Dashboard 2025, ELPAC 2024

Student demographics

Hispanic20.7%

White44.2%

Asian8.8%

Black3.8%

Other22.5%

Performance breakdown

Performance breakdown for Diablo View Middle
Category	Percentage
Exceeded Standard	36.5%
Met Standard	30.6%
Below Standard	32.9%

What other rankings don't show you

Most rating sites report "67% proficient" for Diablo View Middle and stop there. Here's what that number hides:

36.5% of students exceeded standard while 30.6% met it. That exceeded rate is 19.2 points above the state average of 17.3%. That's 17.9 points above the Mt. Diablo Unified district average of 18.5%. Compared to the 1 nearby schools within ~3 miles, this exceeded rate is 19.9 points higher (vs 16.6% average). The gap between "met" and "exceeded" can reveal how much a school's curriculum challenges students beyond proficiency.

Students here improve by 5.3 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 significantly and Math increased year-over-year. 33.3% of English learners reached Level 4 (Well Developed) on ELPAC.

Chronic absenteeism is 13.2%, better than the state average of 19.3%.

Why the exceeded vs. met split matters →

Key metrics

% Exceeded Standard

36.5%

Students scoring above proficient

% Met or Above

67.1%

Students meeting standard

Growth (G6→G8)

+5.3pp

Change in proficiency rate

Chronic Absenteeism

13.2%

Students missing 10%+ of days

Suspension Rate

2.6%

Students suspended at least once

Total Tested

981

Across all grades & subjects

Grade trajectory

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	166	33.7%	39.8%	15.7%	10.8%	73.5%
7th	165	37.6%	36.4%	17.0%	9.1%	73.9%
8th	163	50.3%	31.3%	12.3%	6.1%	81.6%

Math scores by grade

Grade	Tested	Exceeded	Met	Nearly Met	Not Met	Met+Above
6th	163	31.9%	27.0%	21.5%	19.6%	58.9%
7th	161	28.6%	24.8%	23.6%	23.0%	53.4%
8th	163	36.8%	24.5%	19.0%	19.6%	61.4%

K-12 Feeder PathBoundary data

Elementary

Mt. Diablo Elementary

59.883rd pctile

Also serves area

Ayers Elementary

46.055th pctile

▼

Middle

Diablo View Middle

60.689th pctile

This school

▼

High School

Concord High

56.165th pctile

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