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Email BoardCasa Grande High
333 Casa Grande Road, Petaluma, CA 94954-5706
Summary
Reading and math results average to the 67th percentile among comparable California schools.
64.2% of students met California's reading standard, and it is trending up slightly.
Math is weaker: 26.8% of students met California's math standard, but it is trending up slightly.
Proficiency stats
| Current Reading Proficiency | 64.2% |
| Current Math Proficiency | 26.8% |
| Reading State Rank | 459/1,596 (71st percentile) |
| Math State Rank | 611/1,596 (62nd percentile) |
School information
| Student / Teacher Ratio | 22:1 |
| Student enrollment (2024–25) | 1,653 |
| Low-Income Students | 803 (48.6%) |
| English Learners | 166 (10.0%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 2.5 points from last year and rose 2.7 points over the full period. Math fell 8.7 points from last year and rose 1.2 points over the full period.
•Math +1.2 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Most students in every reported group meet the reading standard. Two or more races and Asian students have the strongest results.
Distribution of Scores by Grade
64.2% of tested students meet the reading standard in the grade shown. Overall, the school’s reading results rank in the top 29% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 14.2-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
5.0% of English learners meet the reading standard, compared with 71.7% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
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Math Proficiency Scores
2026 state test results
Race and Ethnicity
Asian students have the strongest math results at about 42% proficiency. The other reported groups range from about 18% to 37%.
Distribution of Scores by Grade
26.8% of tested students meet the math standard in the grade shown. Overall, the school’s math results rank in the top 39% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 13.2-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
4.2% of English learners meet the math standard, compared with 34.1% of English-only students. The gap narrowed as English-learner results rose 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 Casa Grande High compare within the district?
Casa Grande High is No. 1 in reading and No. 2 in math proficiency among the 3 9–12 schools in Petaluma Joint Union High with 2026 results.
Explore the district’s schoolsHow does Casa Grande High rank in California?
Casa Grande High ranks No. 459 of 1,596 in reading and No. 611 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 Casa Grande 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. 57.8% meet the reading standard and 21.1% meet the math standard.
See results by student groupHow does Casa Grande High compare with other schools in Petaluma?
Casa Grande High is No. 1 in reading and No. 2 in math proficiency among the 3 9–12 schools in Petaluma with 2026 results.
Explore schools in PetalumaHow does Casa Grande High compare with other schools in Sonoma County?
Casa Grande High is No. 4 in reading and No. 6 in math proficiency among the 16 9–12 schools in Sonoma County with 2026 results.
Explore schools in Sonoma CountyWhich schools should I compare?
Schools serving 9–12 in the same district.
| School | Math | Reading |
|---|---|---|
| Casa Grande HighThis school | 26.8% | 64.2% |
| Petaluma High | 32.9% | 60.4% |
| Sonoma Mountain High (Continuation) | 0.0% | 36.4% |
