How does Martinez Junior High compare to other middle schools in Martinez?

Martinez Junior High has a SchoolScope composite score of 51.8/100, placing it at the 76th percentile statewide. 22% of students exceed standard, with a total of 1,620 students tested across grades and subjects.

What percentage of students exceed standards at Martinez Junior High?

22.4% of students at Martinez Junior High exceed the state standard on CAASPP assessments, while 52.7% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

Is Martinez Junior High improving or declining?

Based on CAASPP data, Martinez Junior High's proficiency rate increases by 1.5 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 Martinez Junior High?

8.0% of students at Martinez Junior 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 our composite score.

Martinez Junior High

Middle School

Martinez Unified MartinezContra Costa County94553

📍 1600 Court Street

Composite Score

out of 100

State Percentile

of middle schools

State Rank

of 1,714 California middle schools

🌱

Building Momentum

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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

803 students

Student-Teacher Ratio

26:1

Free/Reduced Lunch

34%

Teachers

31 full-time

Dashboard indicators

ELA Year-over-Year

Increased

+11.5 pts DFS change

Math Year-over-Year

Increased

+8.5 pts DFS change

EL Proficiency (ELPAC)

28.6%

English learners at Level 4 (Well Developed) · 21 tested

Data source: California School Dashboard 2025, ELPAC 2024

Student demographics

Hispanic34.1%

White43.0%

Asian4.0%

Black2.6%

Other16.3%

Performance breakdown

Performance breakdown for Martinez Junior High
Category	Percentage
Exceeded Standard	22.4%
Met Standard	30.3%
Below Standard	47.3%

What other rankings don't show you

Most rating sites report "53% proficient" for Martinez Junior High and stop there. Here's what that number hides:

22.4% of students exceeded standard while 30.3% met it. That exceeded rate is 5.1 points above the state average of 17.3%. That's near the Martinez Unified district average of 21.3%. The gap between "met" and "exceeded" can reveal how much a school's curriculum challenges students beyond proficiency.

Students here improve by 1.5 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 year-over-year. 28.6% of English learners reached Level 4 (Well Developed) on ELPAC.

Chronic absenteeism is 8.0%, better than the state average of 19.3%.

Why the exceeded vs. met split matters →

Key metrics

% Exceeded Standard

22.4%

Students scoring above proficient

% Met or Above

52.7%

Students meeting standard

Growth (G6→G8)

+1.5pp

Change in proficiency rate

Chronic Absenteeism

8.0%

Students missing 10%+ of days

Suspension Rate

3.7%

Students suspended at least once

Total Tested

1,620

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	281	24.6%	30.6%	23.1%	21.7%	55.2%
7th	286	22.4%	39.9%	19.9%	17.8%	62.2%
8th	247	20.2%	36.4%	23.5%	19.8%	56.7%

Math scores by grade

Grade	Tested	Exceeded	Met	Nearly Met	Not Met	Met+Above
6th	278	22.3%	20.9%	25.2%	31.6%	43.2%
7th	282	24.1%	30.1%	21.6%	24.1%	54.3%
8th	246	20.7%	24.0%	25.2%	30.1%	44.7%

K-12 Feeder PathBoundary data

Elementary

Morello Park Elementary

60.083rd pctile

John Swett Elementary

56.778th pctile

John Muir Elementary

45.554th pctile

Las Juntas Elementary

37.329th pctile

▼

Middle

Martinez Junior High

51.876th pctile

This school

▼

High School

Alhambra Senior High

63.081st pctile

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