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Email BoardCullen Elementary
440 North Live Oak Avenue, Glendora, CA 91741-2734
Summary
Reading and math results average to the 78th percentile among comparable California schools.
60.9% of students met California's reading standard, but it is slowly trending down.
61.5% of students met California's math standard but is slowly trending down.
Proficiency stats
| Current Reading Proficiency | 60.9% |
| Current Math Proficiency | 61.5% |
| Reading State Rank | 1,145/4,657 (75th percentile) |
| Math State Rank | 942/4,657 (80th percentile) |
School information
| Student / Teacher Ratio | 19:1 |
| Student enrollment (2024–25) | 569 |
| Low-Income Students | 111 (19.6%) |
| English Learners | 40 (7.1%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 3.5 points from last year and fell 4.0 points over the full period. Math fell 4.6 points from last year and fell 3.4 points over the full period.
•Math -3.4 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Asian and Two or more races students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 59.0% to 64.1% across the grades shown. Overall, the school’s reading results rank in the top 25% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 22.9-point reading income gap is slightly wider than the 19.8-point gap at a typical California K–5 school. It widened 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 86% proficiency. The other reported groups range from about 49% to 62%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 50.0% to 66.7% across the grades shown. Overall, the school’s math results rank in the top 21% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 24.6-point math income gap is slightly wider than the 20.0-point gap at a typical California K–5 school. It widened 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 Cullen Elementary compare within the district?
Cullen Elementary is No. 2 in reading and No. 1 in math proficiency among the 4 K–5 schools in Glendora Unified with 2026 results.
Explore the district’s schoolsHow does Cullen Elementary rank in California?
Cullen Elementary ranks No. 1,145 of 4,657 in reading and No. 942 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 Cullen Elementary compare within the district?
Low-income students here rank tied for No. 2 in reading and No. 2 in math among 4 K–5 district schools with reportable 2026 results for this group. 43.9% meet the reading standard and 43.3% meet the math standard.
See results by student groupHow does Cullen Elementary compare with other schools in Glendora?
Cullen Elementary is No. 2 in reading and No. 1 in math proficiency among the 4 K–5 schools in Glendora with 2026 results.
Explore schools in GlendoraHow does Cullen Elementary compare with other schools in Los Angeles County?
Cullen Elementary is No. 198 in reading and No. 168 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 |
|---|---|---|
| Cullen ElementaryThis school | 61.5% | 60.9% |
| Sellers Elementary | 56.6% | 61.6% |
| Stanton Elementary | 34.8% | 43.8% |
