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Email BoardJohn Muir Elementary
205 Vista Way, Martinez, CA 94553-4029
Summary
John Muir Elementary is underperforming.
Reading and math results average to the 54th percentile among comparable California schools.
Only 44.7% of students met California's reading standard, and it is trending down slightly.
Math is weaker: 42.5% of students met California's math standard, and it is trending down.
Proficiency stats
| Current Reading Proficiency | 44.7% |
| Current Math Proficiency | 42.5% |
| Reading State Rank | 2,264/4,657 (51st percentile) |
| Math State Rank | 2,013/4,657 (57th percentile) |
School information
| Student / Teacher Ratio | 21:1 |
| Student enrollment (2024–25) | 423 |
| Low-Income Students | 162 (38.3%) |
| English Learners | 36 (8.5%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 6.8 points from last year and fell 2.6 points over the full period. Math fell 3.3 points from last year and fell 7.8 points over the full period.
•Math -7.8 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Two or more races and White students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 37.5% to 52.5% across the grades shown. Overall, the school’s reading results rank in the top 49% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 4.8-point reading income gap is narrower than the 19.8-point gap at a typical California K–5 school. It narrowed over the period shown.
•English Learners vs English Native
Results for both language groups are unavailable, so a current reading gap cannot be calculated.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
White students have the strongest math results at about 47% proficiency. The other reported groups range from about 38% to 40%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 19.3% to 56.3% across the grades shown. Overall, the school’s math results rank in the top 44% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 6.6-point math income gap is narrower than the 20.0-point gap at a typical California K–5 school. It narrowed over the period shown.
•English Learners vs English Native
Results for both language groups are unavailable, so a current math gap cannot be calculated.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 1,832 schools for reading and 1,839 for math. The comparison uses 2026 California K–5 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 John Muir Elementary compare within the district?
John Muir Elementary is No. 4 in reading and No. 3 in math proficiency among the 4 K–5 schools in Martinez Unified with 2026 results.
Explore the district’s schoolsHow does John Muir Elementary rank in California?
John Muir Elementary ranks No. 2,264 of 4,657 in reading and No. 2,013 of 4,657 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How do low-income students at John Muir Elementary compare within the district?
Low-income students here rank No. 2 in both subjects among 4 K–5 district schools with reportable 2026 results for this group. 41.8% meet the reading standard and 38.5% meet the math standard.
See results by student groupHow does John Muir Elementary compare with other schools in Martinez?
John Muir Elementary is No. 5 in reading and No. 4 in math proficiency among the 5 K–5 schools in Martinez with 2026 results.
Explore schools in MartinezHow does John Muir Elementary compare with other schools in Contra Costa County?
John Muir Elementary is No. 67 in reading and No. 60 in math proficiency among the 113 K–5 schools in Contra Costa County with 2026 results.
Explore schools in Contra Costa CountyWhich schools should I compare?
Schools serving K–5 in the same district.
| School | Math | Reading |
|---|---|---|
| John Muir ElementaryThis school | 42.5% | 44.7% |
| John Swett Elementary | 53.5% | 60.6% |
| Las Juntas Elementary | 32.0% | 46.0% |
