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Email BoardSellers Elementary
500 North Loraine Avenue, Glendora, CA 91741-2964
Summary
Reading and math results average to the 76th percentile among comparable California schools.
61.6% of students met California's reading standard, but it is trending down.
56.6% of students met California's math standard, but it is trending up slightly.
Proficiency stats
| Current Reading Proficiency | 61.6% |
| Current Math Proficiency | 56.6% |
| Reading State Rank | 1,103/4,657 (76th percentile) |
| Math State Rank | 1,172/4,657 (75th percentile) |
School information
| Student / Teacher Ratio | 20:1 |
| Student enrollment (2024–25) | 545 |
| Low-Income Students | 72 (13.4%) |
| English Learners | 22 (4.1%) |
| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 1.7 points from last year and fell 5.4 points over the full period. Math fell 0.9 points from last year and rose 3.0 points over the full period.
Reading Proficiency Scores
2026 state test results
Race and Ethnicity
White and Asian students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 59.5% to 64.6% across the grades shown. Overall, the school’s reading results rank in the top 24% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 6.9-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 67% proficiency. The other reported groups range from about 46% to 61%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 49.1% to 64.9% across the grades shown. Overall, the school’s math results rank in the top 26% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 10.7-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 Sellers Elementary compare within the district?
Sellers Elementary is No. 1 in reading and No. 3 in math proficiency among the 4 K–5 schools in Glendora Unified with 2026 results.
Explore the district’s schoolsHow does Sellers Elementary rank in California?
Sellers Elementary ranks No. 1,103 of 4,657 in reading and No. 1,172 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 Sellers Elementary compare within the district?
Low-income students here rank No. 1 in both subjects among 4 K–5 district schools with reportable 2026 results for this group. 56.0% meet the reading standard and 48.0% meet the math standard.
See results by student groupHow does Sellers Elementary compare with other schools in Glendora?
Sellers Elementary is No. 1 in reading and No. 3 in math proficiency among the 4 K–5 schools in Glendora with 2026 results.
Explore schools in GlendoraHow does Sellers Elementary compare with other schools in Los Angeles County?
Sellers Elementary is No. 193 in reading and No. 216 in math proficiency among the 780 K–5 schools in Los Angeles County with 2026 results.
Explore schools in Los Angeles CountyWhich schools should I compare?
Schools serving K–5 in the same district.
| School | Math | Reading |
|---|---|---|
| Sellers ElementaryThis school | 56.6% | 61.6% |
| Cullen Elementary | 61.5% | 60.9% |
| Stanton Elementary | 34.8% | 43.8% |
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