Casa Grande High vs Old Adobe Elementary Charter
A head-to-head comparison of two schools in California, United States, 2.2 km apart, using official American 2025 data. The better value in each row is highlighted.
Casa Grande High
Petaluma · Public high · Grades 9–12
1,653 students
Old Adobe Elementary Charter
Petaluma · Charter elementary · Grades K–6
278 students
| Measure | Casa Grande High Petaluma, California | Old Adobe Elementary Charter Petaluma, California |
|---|---|---|
| Success Index (US) | 57 Top 50% | 59 Top 50% |
| State rank | #290 of 1,343 | #1391 of 5,693 |
| National rank | #6650 of 16,910 | #18599 of 50,301 |
| Sector | Public | Charter |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades K–6 |
| Students | 1,653 | 278 |
| Enrollment | 1,653 | 278 |
| Free/reduced-price lunch | 48.6% | 34.5% |
| Students per teacher | 21.8 | 25.3 |
| Reading proficiency | 77% | 62% |
| Math proficiency | 43% | 52% |
| city | Petaluma | Petaluma |
| state | California | California |
| Website | – | – |
The verdict
- •Old Adobe Elementary Charter scores higher on the Success Index (US) (59.4 vs 56.6).
- •Old Adobe Elementary Charter does better on math proficiency (52% vs 43%).
- •Casa Grande High does better on reading proficiency (77% vs 62%).
- •Old Adobe Elementary Charter does better on community advantage (fewer free/reduced-price lunch) (34.5% vs 48.6%).
- •Casa Grande High does better on students per teacher (21.8 vs 25.3).
- •Casa Grande High is the larger school with 1,653 students compared with 278.
- •Casa Grande High is a public school while Old Adobe Elementary Charter is a charter school, so fees and admission rules differ.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is Casa Grande High better than Old Adobe Elementary Charter?
On the Success Index (US), Old Adobe Elementary Charter ranks higher (59.4 vs 56.6 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are Casa Grande High and Old Adobe Elementary Charter?
About 2.2 km in a straight line, between Petaluma and Petaluma in California.
Which has the better Enrollment?
Casa Grande High: 1,653. Old Adobe Elementary Charter: 278. Students enrolled in the latest NCES directory year.
How do Casa Grande High and Old Adobe Elementary Charter rank in California?
Casa Grande High is 290th of 1,343 and Old Adobe Elementary Charter is 1391st of 5,693 among high schools in California on the 2025 Success Index (US).