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Email BoardDonald L. Rheem Elementary
90 Laird Drive, Moraga, CA 94556-1407
Summary
Donald L. Rheem Elementary is an excellent school.
Reading and math results average to the 98th percentile among comparable California schools.
87.3% of students met California's reading standard, and it is trending up.
83.3% of students met California's math standard, which is excellent statewide but is trending down.
Proficiency stats
| Current Reading Proficiency | 87.3% |
| Current Math Proficiency | 83.3% |
| Reading State Rank | 41/4,657 (99th percentile) |
| Math State Rank | 142/4,657 (97th percentile) |
School information
| Student / Teacher Ratio | 19:1 |
| Student enrollment (2024–25) | 441 |
| Low-Income Students | 37 (8.4%) |
| English Learners | 39 (8.8%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 2.5 points from last year and rose 5.3 points over the full period. Math rose 2.6 points from last year and fell 4.9 points over the full period.
•Math -4.9 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Most students in every reported group meet the reading standard. Asian and White students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 85.1% to 89.7% across the grades shown. Overall, the school’s reading results rank in the top 1% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 6.7-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
Asian students have the strongest math results at about 100% proficiency. The other reported groups range from about 67% to 83%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 80.9% to 84.8% across the grades shown. Overall, the school’s math results rank in the top 4% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 14.9-point math income gap is narrower than the 20.0-point gap at a typical California K–5 school. It widened slightly 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 Donald L. Rheem Elementary compare within the district?
Donald L. Rheem Elementary is No. 1 in both reading and math proficiency among the 3 K–5 schools in Moraga Elementary with 2026 results.
Explore the district’s schoolsHow does Donald L. Rheem Elementary rank in California?
Donald L. Rheem Elementary ranks No. 41 of 4,657 in reading and No. 142 of 4,657 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How does Donald L. Rheem Elementary compare with other schools in Moraga?
Donald L. Rheem Elementary is No. 1 in both reading and math proficiency among the 3 K–5 schools in Moraga with 2026 results.
Explore schools in MoragaHow does Donald L. Rheem Elementary compare with other schools in Contra Costa County?
Donald L. Rheem Elementary is No. 3 in reading and No. 12 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 |
|---|---|---|
| Donald L. Rheem ElementaryThis school | 83.3% | 87.3% |
| Camino Pablo Elementary | 70.5% | 82.4% |
| Los Perales Elementary | 72.6% | 70.8% |
