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Email BoardJohn A. Rowland High
2000 South Otterbein Street, Rowland Heights, CA 91748-3949
Summary
Reading and math results average to the 75th percentile among comparable California schools.
61.6% of students met California's reading standard, but it is quickly trending down.
Math is weaker: 43.9% of students met California's math standard, but it is trending up slightly.
Proficiency stats
| Current Reading Proficiency | 61.6% |
| Current Math Proficiency | 43.9% |
| Reading State Rank | 534/1,596 (67th percentile) |
| Math State Rank | 270/1,596 (83rd percentile) |
School information
| Student / Teacher Ratio | 25:1 |
| Student enrollment (2024–25) | 2,016 |
| Low-Income Students | 1,470 (72.9%) |
| English Learners | 343 (17.0%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 4.9 points from last year and fell 13.4 points over the full period. Math rose 1.6 points from last year and rose 0.6 points over the full period.
•Math +0.6 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Filipino and Asian students have the strongest results.
Distribution of Scores by Grade
61.6% of tested students meet the reading standard in the grade shown. Overall, the school’s reading results rank in the top 34% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 16.6-point reading income gap is slightly wider than the 14.7-point gap at a typical California 9–12 school. It widened slightly over the period shown.
•English Learners vs English Native
3.0% of English learners meet the reading standard, compared with 68.7% of English-only students. The gap widened as English-learner results fell and English-only results fell.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Asian students have the strongest math results at about 62% proficiency. The other reported groups range from about 26% to 47%.
Distribution of Scores by Grade
43.9% of tested students meet the math standard in the grade shown. Overall, the school’s math results rank in the top 17% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 24.4-point math income gap is wider than the 14.2-point gap at a typical California 9–12 school. It widened over the period shown.
•English Learners vs English Native
25.4% of English learners meet the math standard, compared with 42.9% of English-only students. The gap widened as English-learner results rose and English-only results rose.
•How we compare income gaps
“Typical” means the median gap across 876 schools for reading and 882 for math. The comparison uses 2026 California 9–12 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 John A. Rowland High compare within the district?
John A. Rowland High is No. 1 in both reading and math proficiency among the 2 9–12 schools in Rowland Unified with 2026 results.
Explore the district’s schoolsHow does John A. Rowland High rank in California?
John A. Rowland High ranks No. 534 of 1,596 in reading and No. 270 of 1,596 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How do low-income students at John A. Rowland High compare within the district?
Low-income students here rank No. 1 in both subjects among 2 9–12 district schools with reportable 2026 results for this group. 57.1% meet the reading standard and 37.4% meet the math standard.
See results by student groupHow does John A. Rowland High compare with other schools in Los Angeles County?
John A. Rowland High is No. 144 in reading and No. 64 in math proficiency among the 334 9–12 schools in Los Angeles County with 2026 results.
Explore schools in Los Angeles CountyWhich schools should I compare?
Schools serving 9–12 in the same district.
| School | Math | Reading |
|---|---|---|
| John A. Rowland HighThis school | 43.9% | 61.6% |
| Nogales High | 15.3% | 53.9% |
