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Email BoardEast Union High
1700 North Union Road, Manteca, CA 95336-9217
Summary
East Union High is underperforming.
Reading and math results average to the 38th percentile among comparable California schools.
Only 46.1% of students met California's reading standard, and it is trending down slightly.
Math is weaker: 13.8% of students met California's math standard, and it is trending down slightly.
Proficiency stats
| Current Reading Proficiency | 46.1% |
| Current Math Proficiency | 13.8% |
| Reading State Rank | 939/1,596 (41st percentile) |
| Math State Rank | 1,037/1,596 (35th percentile) |
School information
| Student / Teacher Ratio | 19:1 |
| Student enrollment (2024–25) | 1,524 |
| Low-Income Students | 1,011 (66.3%) |
| English Learners | 200 (13.1%) |
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 2.9 points over the full period. Math fell 3.0 points from last year and fell 2.7 points over the full period.
•Math -2.7 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
White and Asian students have the strongest results.
Distribution of Scores by Grade
46.1% of tested students meet the reading standard in the grade shown. Overall, the school’s reading results rank No. 939 of 1,596 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 15.1-point reading income gap is about the same as the 14.7-point gap at a typical California 9–12 school. It widened over the period shown.
•
English Learners vs English Native
12.5% of English learners meet the reading standard, compared with 48.8% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Asian students have the strongest math results at about 28% proficiency. The other reported groups range from about 0% to 25%.
Distribution of Scores by Grade
13.8% of tested students meet the math standard in the grade shown. Overall, the school’s math results rank No. 1,037 of 1,596 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 4.5-point math income gap is narrower than the 14.2-point gap at a typical California 9–12 school. It narrowed over the period shown.
•English Learners vs English Native
0.0% of English learners meet the math standard, compared with 13.7% of English-only students. The gap narrowed as English-learner results held steady and English-only results fell.
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 East Union High compare within the district?
East Union High is No. 4 in both reading and math proficiency among the 5 9–12 schools in Manteca Unified with 2026 results.
Explore the district’s schoolsHow does East Union High rank in California?
East Union High ranks No. 939 of 1,596 in reading and No. 1,037 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 East Union High compare within the district?
Low-income students here rank No. 5 in reading and No. 4 in math among 5 9–12 district schools with reportable 2026 results for this group. 41.8% meet the reading standard and 12.6% meet the math standard.
See results by student groupHow does East Union High compare with other schools in Manteca?
East Union High is No. 3 in both reading and math proficiency among the 3 9–12 schools in Manteca with 2026 results.
Explore schools in MantecaHow does East Union High compare with other schools in San Joaquin County?
East Union High is No. 24 in reading and No. 23 in math proficiency among the 31 9–12 schools in San Joaquin County with 2026 results.
Explore schools in San Joaquin CountyWhich schools should I compare?
Schools serving 9–12 in the same district.
| School | Math | Reading |
|---|---|---|
| East Union HighThis school | 13.8% | 46.1% |
| Manteca High | 25.0% | 51.5% |
| Sierra High | 40.9% | 67.6% |
