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Email BoardMartinez Junior High
1600 Court Street, Martinez, CA 94553-1846
Summary
Martinez Junior High is underperforming.
Reading and math results average to the 73rd percentile among comparable California schools.
59.0% of students met California's reading standard, and it is trending up slightly.
Math is weaker: 45.5% of students met California's math standard, but it is slowly trending up.
Proficiency stats
| Current Reading Proficiency | 59.0% |
| Current Math Proficiency | 45.5% |
| Reading State Rank | 327/1,204 (73rd percentile) |
| Math State Rank | 328/1,204 (73rd percentile) |
School information
| Student / Teacher Ratio | 23:1 |
| Student enrollment (2024–25) | 843 |
| Low-Income Students | 278 (33.0%) |
| English Learners | 23 (2.7%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 0.9 points from last year and rose 3.0 points over the full period. Math fell 2.0 points from last year and rose 3.1 points over the full period.
•Math +3.1 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Filipino and Asian students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 54.4% to 62.5% across the grades shown. Overall, the school’s reading results rank in the top 28% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 28.4-point reading income gap is wider than the 19.5-point gap at a typical California 6–8 school. It widened over the period shown.
English Learners vs English Native
23.3% of English learners meet the reading standard, compared with 60.3% of English-only students. The gap narrowed as English-learner results rose and English-only results rose.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Asian students have the strongest math results at about 68% proficiency. The other reported groups range from about 18% to 59%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 43.9% to 46.6% across the grades shown. Overall, the school’s math results rank in the top 28% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 26.9-point math income gap is wider than the 19.2-point gap at a typical California 6–8 school. It widened slightly over the period shown.
•English Learners vs English Native
6.7% of English learners meet the math standard, compared with 46.7% of English-only students. The gap widened as English-learner results rose and English-only results rose.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 795 schools for reading and 796 for math. The comparison uses 2026 California 6–8 schools with at least 20 tested students in each income group and a reported low-income student population. Each school counts once. Its gap is non-low-income proficiency minus low-income proficiency, including negative gaps. California state test data
Understanding this school
How does Martinez Junior High rank in California?
Martinez Junior High ranks No. 327 of 1,204 in reading and No. 328 of 1,204 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How does Martinez Junior High compare with other schools in Contra Costa County?
Martinez Junior High is No. 17 in both reading and math proficiency among the 37 6–8 schools in Contra Costa County with 2026 results.
Explore schools in Contra Costa County