Garrison School vs Oyster River High School
A head-to-head comparison of two schools in New Hampshire, United States, 4.7 km apart, using official American 2025 data. The better value in each row is highlighted.
Garrison School
Dover · Public elementary · Grades K–4
353 students
Oyster River High School
Durham · Public high · Grades 9–12
825 students
| Measure | Garrison School Dover, New Hampshire | Oyster River High School Durham, New Hampshire |
|---|---|---|
| Success Index (US) | 69 Top 25% | 89 Top 5% |
| State rank | #145 of 254 | #2 of 89 |
| National rank | #11718 of 50,301 | #326 of 16,910 |
| Sector | Public | Public |
| Type | Elementary | High |
| Year range | Grades K–4 | Grades 9–12 |
| Students | 353 | 825 |
| Enrollment | 353 | 825 |
| Free/reduced-price lunch | 14.4% | 7.4% |
| Students per teacher | 12.2 | 12.3 |
| Reading proficiency | 52% | 87% |
| Math proficiency | 52% | 72% |
| city | Dover | Durham |
| state | New Hampshire | New Hampshire |
| Website | – | – |
The verdict
- •Oyster River High School scores higher on the Success Index (US) (88.7 vs 69.4).
- •Oyster River High School does better on math proficiency (72% vs 52%).
- •Oyster River High School does better on reading proficiency (87% vs 52%).
- •Oyster River High School does better on community advantage (fewer free/reduced-price lunch) (7.4% vs 14.4%).
- •Garrison School does better on students per teacher (12.2 vs 12.3).
- •Oyster River High School is the larger school with 825 students compared with 353.
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 Garrison School better than Oyster River High School?
On the Success Index (US), Oyster River High School ranks higher (88.7 vs 69.4 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 Garrison School and Oyster River High School?
About 4.7 km in a straight line, between Dover and Durham in New Hampshire.
Which has the better Enrollment?
Garrison School: 353. Oyster River High School: 825. Students enrolled in the latest NCES directory year.
How do Garrison School and Oyster River High School rank in New Hampshire?
Garrison School is 145th of 254 and Oyster River High School is 2nd of 89 among elementary schools in New Hampshire on the 2025 Success Index (US).