Oak Grove Elementary/Willowside Middle vs Piner High
A head-to-head comparison of two schools in California, United States, 4.1 km apart, using official American 2025 data. The better value in each row is highlighted.
Oak Grove Elementary/Willowside Middle
Santa Rosa · Charter elementary · Grades 1–8
708 students
Piner High
Santa Rosa · Public high · Grades 9–12
1,434 students
| Measure | Oak Grove Elementary/Willowside Middle Santa Rosa, California | Piner High Santa Rosa, California |
|---|---|---|
| Success Index (US) | 60 Top 50% | 18 Lower 50% |
| State rank | #1368 of 5,693 | #1156 of 1,343 |
| National rank | #18348 of 50,301 | #15584 of 16,910 |
| Sector | Charter | Public |
| Type | Elementary | High |
| Year range | Grades 1–8 | Grades 9–12 |
| Students | 708 | 1,434 |
| Enrollment | 708 | 1,434 |
| Free/reduced-price lunch | 26.8% | 64.4% |
| Students per teacher | 20.8 | 21.4 |
| Reading proficiency | 61% | 34% |
| Math proficiency | 49% | 8% |
| city | Santa Rosa | Santa Rosa |
| state | California | California |
| Website | – | – |
The verdict
- •Oak Grove Elementary/Willowside Middle scores higher on the Success Index (US) (59.8 vs 18.2).
- •Oak Grove Elementary/Willowside Middle does better on math proficiency (49% vs 8%).
- •Oak Grove Elementary/Willowside Middle does better on reading proficiency (61% vs 34%).
- •Oak Grove Elementary/Willowside Middle does better on community advantage (fewer free/reduced-price lunch) (26.8% vs 64.4%).
- •Oak Grove Elementary/Willowside Middle does better on students per teacher (20.8 vs 21.4).
- •Piner High is the larger school with 1,434 students compared with 708.
- •Oak Grove Elementary/Willowside Middle is a charter school while Piner High is a public 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 Oak Grove Elementary/Willowside Middle better than Piner High?
On the Success Index (US), Oak Grove Elementary/Willowside Middle ranks higher (59.8 vs 18.2 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 Oak Grove Elementary/Willowside Middle and Piner High?
About 4.1 km in a straight line, between Santa Rosa and Santa Rosa in California.
Which has the better Enrollment?
Oak Grove Elementary/Willowside Middle: 708. Piner High: 1,434. Students enrolled in the latest NCES directory year.
How do Oak Grove Elementary/Willowside Middle and Piner High rank in California?
Oak Grove Elementary/Willowside Middle is 1368th of 5,693 and Piner High is 1156th of 1,343 among elementary schools in California on the 2025 Success Index (US).