Dr. Lewis Dolphin Stallworth Sr. Charter vs Sunridge Charter
A head-to-head comparison of two elementary schools in California, United States, 144 km apart, using official American 2025 data. The better value in each row is highlighted.
Dr. Lewis Dolphin Stallworth Sr. Charter
Stockton · Charter elementary · Grades K–8
256 students
Sunridge Charter
Sebastopol · Charter elementary · Grades K–8
256 students
| Measure | Dr. Lewis Dolphin Stallworth Sr. Charter Stockton, California | Sunridge Charter Sebastopol, California |
|---|---|---|
| Success Index (US) | 6 Lower 50% | 60 Top 50% |
| State rank | #5675 of 5,693 | #1361 of 5,693 |
| National rank | #50153 of 50,301 | #18228 of 50,301 |
| Sector | Charter | Charter |
| Type | Elementary | Elementary |
| Year range | Grades K–8 | Grades K–8 |
| Students | 256 | 256 |
| Enrollment | 256 | 256 |
| Free/reduced-price lunch | 93% | 32.4% |
| Students per teacher | 32.0 | 25.6 |
| Reading proficiency | 12% | 67% |
| Math proficiency | 7.5% | 47% |
| city | Stockton | Sebastopol |
| state | California | California |
| Website | – | – |
The verdict
- •Sunridge Charter scores higher on the Success Index (US) (60.0 vs 5.7).
- •Sunridge Charter does better on math proficiency (47% vs 7.5%).
- •Sunridge Charter does better on reading proficiency (67% vs 12%).
- •Sunridge Charter does better on community advantage (fewer free/reduced-price lunch) (32.4% vs 93%).
- •Sunridge Charter does better on students per teacher (25.6 vs 32.0).
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 Dr. Lewis Dolphin Stallworth Sr. Charter better than Sunridge Charter?
On the Success Index (US), Sunridge Charter ranks higher (60.0 vs 5.7 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 Dr. Lewis Dolphin Stallworth Sr. Charter and Sunridge Charter?
About 144 km in a straight line, between Stockton and Sebastopol in California.
Which has the better Enrollment?
Dr. Lewis Dolphin Stallworth Sr. Charter: 256. Sunridge Charter: 256. Students enrolled in the latest NCES directory year.
How do Dr. Lewis Dolphin Stallworth Sr. Charter and Sunridge Charter rank in California?
Dr. Lewis Dolphin Stallworth Sr. Charter is 5675th of 5,693 and Sunridge Charter is 1361st of 5,693 among elementary schools in California on the 2025 Success Index (US).