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Email BoardHidden Valley Elementary
500 Glacier Drive, Martinez, CA 94553-5499
Summary
Hidden Valley Elementary is underperforming.
Reading and math results average to the 68th percentile among comparable California schools.
55.6% of students met California's reading standard, and it is slowly trending up.
50.3% of students met California's math standard, it is holding steady.
Proficiency stats
| Current Reading Proficiency | 55.6% |
| Current Math Proficiency | 50.3% |
| Reading State Rank | 1,460/4,657 (69th percentile) |
| Math State Rank | 1,528/4,657 (67th percentile) |
School information
| Student / Teacher Ratio | 27:1 |
| Student enrollment (2024–25) | 831 |
| Low-Income Students | 369 (44.4%) |
| English Learners | 109 (13.1%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 1.2 points from last year and rose 4.7 points over the full period. Math fell 3.7 points from last year and rose 0.4 points over the full period.
•Math +0.4 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Asian and Filipino students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 48.1% to 60.3% across the grades shown. Overall, the school’s reading results rank in the top 32% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 13.1-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
21.9% of English learners meet the reading standard, compared with 58.4% 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
Filipino students have the strongest math results at about 67% proficiency. The other reported groups range from about 38% to 60%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 38.9% to 58.0% across the grades shown. Overall, the school’s math results rank in the top 33% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 17.4-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
12.2% of English learners meet the math standard, compared with 52.6% of English-only students. The gap widened as English-learner results fell and English-only results fell.
•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 Hidden Valley Elementary compare within the district?
Hidden Valley Elementary is No. 10 in reading and No. 12 in math proficiency among the 29 K–5 schools in Mt. Diablo Unified with 2026 results.
Explore the district’s schoolsHow does Hidden Valley Elementary rank in California?
Hidden Valley Elementary ranks No. 1,460 of 4,657 in reading and No. 1,528 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 Hidden Valley Elementary compare within the district?
Low-income students here rank No. 6 in reading and No. 8 in math among 29 K–5 district schools with reportable 2026 results for this group. 48.6% meet the reading standard and 41.0% meet the math standard.
See results by student groupHow does Hidden Valley Elementary compare with other schools in Martinez?
Hidden Valley Elementary is No. 3 in both reading and math proficiency among the 5 K–5 schools in Martinez with 2026 results.
Explore schools in MartinezHow does Hidden Valley Elementary compare with other schools in Contra Costa County?
Hidden Valley Elementary is No. 55 in reading and No. 54 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 |
|---|---|---|
| Hidden Valley ElementaryThis school | 50.3% | 55.6% |
| Ayers Elementary | 38.5% | 39.8% |
| Bancroft Elementary | 56.0% | 58.9% |
