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Email BoardArroyo Elementary
1605 West Arroyo Avenue, Pomona, CA 91768-2156
Summary
Arroyo Elementary is badly underperforming.
Reading and math results average to the 20th percentile among comparable California schools.
Only 28.9% of students met California's reading standard, but it is slowly trending up.
Math is weaker: 23.4% of students met California's math standard, but it is trending up slightly.
Proficiency stats
| Current Reading Proficiency | 28.9% |
| Current Math Proficiency | 23.4% |
| Reading State Rank | 3,743/4,657 (20th percentile) |
| Math State Rank | 3,669/4,657 (21st percentile) |
School information
| Student / Teacher Ratio | 22:1 |
| Student enrollment (2024–25) | 479 |
| Low-Income Students | 446 (94.1%) |
| English Learners | 155 (32.7%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 5.0 points from last year and rose 3.6 points over the full period. Math rose 5.6 points from last year and rose 0.9 points over the full period.
•Math +0.9 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Only one group has a reportable reading result.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 21.0% to 36.8% across the grades shown. Overall, the school’s reading results rank No. 3,743 of 4,657 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
Results for both income groups are unavailable, so a current reading gap cannot be calculated.
•English Learners vs English Native
5.1% of English learners meet the reading standard, compared with 26.4% 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
Only one group has a reportable math result.
Distribution of Scores by Grade
The share meeting the math standard ranges from 22.2% to 26.7% across the grades shown. Overall, the school’s math results rank No. 3,669 of 4,657 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
Results for both income groups are unavailable, so a current math gap cannot be calculated.
•
English Learners vs English Native
5.2% of English learners meet the math standard, compared with 24.5% of English-only students. The gap widened as English-learner results fell and English-only results rose.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 1,479 schools for reading and 1,483 for math. The comparison uses 2026 California K–6 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 Arroyo Elementary compare within the district?
Arroyo Elementary is No. 13 in reading and No. 7 in math proficiency among the 17 K–6 schools in Pomona Unified with 2026 results.
Explore the district’s schoolsHow does Arroyo Elementary rank in California?
Arroyo Elementary ranks No. 3,743 of 4,657 in reading and No. 3,669 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 Arroyo Elementary compare within the district?
Low-income students here rank tied for No. 10 in reading and No. 4 in math among 17 K–6 district schools with reportable 2026 results for this group. 29.3% meet the reading standard and 24.0% meet the math standard.
See results by student groupHow does Arroyo Elementary compare with other schools in Pomona?
Arroyo Elementary is No. 10 in reading and No. 4 in math proficiency among the 14 K–6 schools in Pomona with 2026 results.
Explore schools in PomonaHow does Arroyo Elementary compare with other schools in Los Angeles County?
Arroyo Elementary is No. 248 in reading and No. 233 in math proficiency among the 275 K–6 schools in Los Angeles County with 2026 results.
Explore schools in Los Angeles CountyWhich schools should I compare?
Schools serving K–6 in the same district.
| School | Math | Reading |
|---|---|---|
| Arroyo ElementaryThis school | 23.4% | 28.9% |
| Alcott Elementary | 14.1% | 28.4% |
| Allison Elementary | 22.8% | 32.2% |
