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Email BoardEl Dorado Middle
1750 West Street, Concord, CA 94521-1008
Summary
El Dorado Middle is badly underperforming.
Reading and math results average to the 19th percentile among comparable California schools.
Only 29.4% of students met California's reading standard, but it is trending up.
Math is weaker: 17.8% of students met California's math standard, but it is trending up.
Proficiency stats
| Current Reading Proficiency | 29.4% |
| Current Math Proficiency | 17.8% |
| Reading State Rank | 1,010/1,204 (16th percentile) |
| Math State Rank | 951/1,204 (21st percentile) |
School information
| Student / Teacher Ratio | 24:1 |
| Student enrollment (2024–25) | 861 |
| Low-Income Students | 649 (75.4%) |
| English Learners | 229 (26.6%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 2.8 points from last year and rose 6.4 points over the full period. Math rose 1.2 points from last year and rose 7.4 points over the full period.
•Math +7.4 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
White and Filipino students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 26.0% to 33.9% across the grades shown. Overall, the school’s reading results rank No. 1,010 of 1,204 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 26.8-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
3.1% of English learners meet the reading standard, compared with 38.6% of English-only students. The gap widened 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 33% proficiency. The other reported groups range from about 11% to 31%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 14.1% to 20.5% across the grades shown. Overall, the school’s math results rank No. 951 of 1,204 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 16.8-point math income gap is narrower than the 19.2-point gap at a typical California 6–8 school. It widened over the period shown.
•English Learners vs English Native
2.0% of English learners meet the math standard, compared with 23.3% 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 El Dorado Middle compare within the district?
El Dorado Middle is No. 7 in both reading and math proficiency among the 9 6–8 schools in Mt. Diablo Unified with 2026 results.
Explore the district’s schoolsHow does El Dorado Middle rank in California?
El Dorado Middle ranks No. 1,010 of 1,204 in reading and No. 951 of 1,204 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How do low-income students at El Dorado Middle compare within the district?
Low-income students here rank No. 7 in both subjects among 9 6–8 district schools with reportable 2026 results for this group. 22.7% meet the reading standard and 13.5% meet the math standard.
See results by student groupHow does El Dorado Middle compare with other schools in Concord?
El Dorado Middle is No. 2 in both reading and math proficiency among the 3 6–8 schools in Concord with 2026 results.
Explore schools in ConcordHow does El Dorado Middle compare with other schools in Contra Costa County?
El Dorado Middle is No. 30 in reading and No. 25 in math proficiency among the 37 6–8 schools in Contra Costa County with 2026 results.
Explore schools in Contra Costa CountyWhich schools should I compare?
Schools serving 6–8 in the same district.
| School | Math | Reading |
|---|---|---|
| El Dorado MiddleThis school | 17.8% | 29.4% |
| Oak Grove Middle | 9.8% | 23.2% |
| Pine Hollow Middle | 32.9% | 45.1% |
