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Email BoardStanley G. Oswalt Academy
19501 Shadow Oak Drive, Walnut, CA 91789-4700
Summary
Reading and math results average to the 90th percentile among comparable California schools.
69.8% of students met California's reading standard, and it is holding steady.
55.7% of students met California's math standard, it is holding steady.
Proficiency stats
| Current Reading Proficiency | 69.8% |
| Current Math Proficiency | 55.7% |
| Reading State Rank | 148/1,734 (92nd percentile) |
| Math State Rank | 208/1,735 (88th percentile) |
School information
| Student / Teacher Ratio | 25:1 |
| Student enrollment (2024–25) | 879 |
| Low-Income Students | 524 (59.6%) |
| English Learners | 77 (8.8%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 1.3 points from last year and fell 0.1 points over the full period. Math fell 0.1 points from last year and rose 0.4 points over the full period.
•Math +0.4 percentage points (2024–2026)
Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Filipino and Two or more races students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 64.6% to 72.8% across the grades shown. Overall, the school’s reading results rank in the top 9% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 11.9-point reading income gap is narrower than the 16.5-point gap at a typical California K–8 school. It narrowed over the period shown.
•English Learners vs English Native
23.3% of English learners meet the reading standard, compared with 71.9% of English-only students. The gap widened as English-learner results fell and English-only results rose.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Asian students have the strongest math results at about 79% proficiency. The other reported groups range from about 17% to 75%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 40.0% to 75.5% across the grades shown. Overall, the school’s math results rank in the top 12% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 19.9-point math income gap is slightly wider than the 15.5-point gap at a typical California K–8 school. It narrowed slightly over the period shown.
•English Learners vs English Native
32.6% of English learners meet the math standard, compared with 54.9% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 802 schools for reading and 801 for math. The comparison uses 2026 California K–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 Stanley G. Oswalt Academy compare within the district?
Stanley G. Oswalt Academy is No. 1 in both reading and math proficiency among the 3 K–8 schools in Rowland Unified with 2026 results.
Explore the district’s schoolsHow does Stanley G. Oswalt Academy rank in California?
Stanley G. Oswalt Academy ranks No. 148 of 1,734 in reading and No. 208 of 1,735 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How do low-income students at Stanley G. Oswalt Academy compare within the district?
Low-income students here rank No. 1 in both subjects among 3 K–8 district schools with reportable 2026 results for this group. 65.3% meet the reading standard and 48.2% meet the math standard.
See results by student groupHow does Stanley G. Oswalt Academy compare with other schools in Walnut?
Stanley G. Oswalt Academy is No. 1 in both reading and math proficiency among the 2 K–8 schools in Walnut with 2026 results.
Explore schools in WalnutHow does Stanley G. Oswalt Academy compare with other schools in Los Angeles County?
Stanley G. Oswalt Academy is No. 12 in reading and No. 21 in math proficiency among the 145 K–8 schools in Los Angeles County with 2026 results.
Explore schools in Los Angeles CountyWhich schools should I compare?
Schools serving K–8 in the same district.
| School | Math | Reading |
|---|---|---|
| Stanley G. Oswalt AcademyThis school | 55.7% | 69.8% |
| Ybarra Academy for the Arts and Technology | 44.2% | 60.4% |
| Telesis Academy of Science & Math | 34.0% | 46.7% |
