Chowchilla Union High
805 Humboldt Avenue, Chowchilla, CA 93610-3117
Summary
Chowchilla Union High is underperforming.
Reading and math results average to the 38th percentile among comparable California schools.
Only 43.7% of students met California's reading standard, but it is trending up.
Math is weaker: 15.0% of students met California's math standard, and it is trending down slightly.
Proficiency stats
| Current Reading Proficiency | 43.7% |
| Current Math Proficiency | 15.0% |
| Reading State Rank | 990/1,596 (38th percentile) |
| Math State Rank | 995/1,596 (38th percentile) |
School information
| Student / Teacher Ratio | 21:1 |
| Student enrollment (2024–25) | 1,017 |
| Low-Income Students | 825 (81.1%) |
| English Learners | 142 (14.0%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 12.0 points from last year and rose 7.5 points over the full period. Math rose 0.7 points from last year and fell 1.3 points over the full period.
•Math -1.3 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
White and Hispanic or Latino students have the strongest results.
Distribution of Scores by Grade
43.7% of tested students meet the reading standard in the grade shown. Overall, the school’s reading results rank No. 990 of 1,596 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 3.2-point reading income gap is narrower than the 14.7-point gap at a typical California 9–12 school. It narrowed over the period shown.
•English Learners vs English Native
5.9% of English learners meet the reading standard, compared with 47.5% 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
White students have the strongest math results at about 23% proficiency. The other reported groups range from about 13% to 13%.
Distribution of Scores by Grade
15.0% of tested students meet the math standard in the grade shown. Overall, the school’s math results rank No. 995 of 1,596 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 17.3-point math income gap is slightly wider 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 16.1% of English-only students. The gap widened as English-learner results fell 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 Chowchilla Union High rank in California?
Chowchilla Union High ranks No. 990 of 1,596 in reading and No. 995 of 1,596 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How does Chowchilla Union High compare with other schools in Madera County?
Chowchilla Union High is No. 10 in reading and No. 8 in math proficiency among the 11 9–12 schools in Madera County with 2026 results.
Explore schools in Madera County