Cinnabar Charter vs Mary Collins Charter School at Cherry Valley
A head-to-head comparison of two elementary schools in California, United States, 1.9 km apart, using official American 2025 data. The better value in each row is highlighted.
Cinnabar Charter
Petaluma · Charter elementary · Grades K–8
156 students
Mary Collins Charter School at Cherry Valley
Petaluma · Charter elementary · Grades K–8
494 students
| Measure | Cinnabar Charter Petaluma, California | Mary Collins Charter School at Cherry Valley Petaluma, California |
|---|---|---|
| Success Index (US) | 32 Lower 50% | 53 Top 50% |
| State rank | #3151 of 5,693 | #1774 of 5,693 |
| National rank | #37264 of 50,301 | #23414 of 50,301 |
| Sector | Charter | Charter |
| Type | Elementary | Elementary |
| Year range | Grades K–8 | Grades K–8 |
| Students | 156 | 494 |
| Enrollment | 156 | 494 |
| Free/reduced-price lunch | 83.3% | 26.5% |
| Students per teacher | 17.3 | 27.4 |
| Reading proficiency | 52% | 60% |
| Math proficiency | 22% | 38% |
| city | Petaluma | Petaluma |
| state | California | California |
| Website | – | – |
The verdict
- •Mary Collins Charter School at Cherry Valley scores higher on the Success Index (US) (52.5 vs 31.9).
- •Mary Collins Charter School at Cherry Valley does better on math proficiency (38% vs 22%).
- •Mary Collins Charter School at Cherry Valley does better on reading proficiency (60% vs 52%).
- •Mary Collins Charter School at Cherry Valley does better on community advantage (fewer free/reduced-price lunch) (26.5% vs 83.3%).
- •Cinnabar Charter does better on students per teacher (17.3 vs 27.4).
- •Mary Collins Charter School at Cherry Valley is the larger school with 494 students compared with 156.
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 Cinnabar Charter better than Mary Collins Charter School at Cherry Valley?
On the Success Index (US), Mary Collins Charter School at Cherry Valley ranks higher (52.5 vs 31.9 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 Cinnabar Charter and Mary Collins Charter School at Cherry Valley?
About 1.9 km in a straight line, between Petaluma and Petaluma in California.
Which has the better Enrollment?
Cinnabar Charter: 156. Mary Collins Charter School at Cherry Valley: 494. Students enrolled in the latest NCES directory year.
How do Cinnabar Charter and Mary Collins Charter School at Cherry Valley rank in California?
Cinnabar Charter is 3151st of 5,693 and Mary Collins Charter School at Cherry Valley is 1774th of 5,693 among elementary schools in California on the 2025 Success Index (US).