Cooperative High School - Inter-District Magnet vs Granby Memorial High School
A head-to-head comparison of two high schools in Connecticut, United States, 74 km apart, using official American 2025 data. The better value in each row is highlighted.
Cooperative High School - Inter-District Magnet
New Haven · Public high · Grades 9–12
560 students
Granby Memorial High School
Granby · Public high · Grades 9–12
564 students
| Measure | Cooperative High School - Inter-District Magnet New Haven, Connecticut | Granby Memorial High School Granby, Connecticut |
|---|---|---|
| Success Index (US) | 29 Lower 50% | 84 Top 5% |
| State rank | #151 of 180 | #29 of 180 |
| National rank | #13656 of 16,910 | #711 of 16,910 |
| Sector | Public | Public |
| Type | High | High |
| Year range | Grades 9–12 | Grades 9–12 |
| Students | 560 | 564 |
| Enrollment | 560 | 564 |
| Free/reduced-price lunch | 72.3% | 15.2% |
| Students per teacher | 11.7 | 12.0 |
| Reading proficiency | 37% | 82% |
| Math proficiency | 12% | 62% |
| city | New Haven | Granby |
| state | Connecticut | Connecticut |
| Website | – | – |
The verdict
- •Granby Memorial High School scores higher on the Success Index (US) (84.3 vs 28.5).
- •Granby Memorial High School does better on math proficiency (62% vs 12%).
- •Granby Memorial High School does better on reading proficiency (82% vs 37%).
- •Granby Memorial High School does better on community advantage (fewer free/reduced-price lunch) (15.2% vs 72.3%).
- •Cooperative High School - Inter-District Magnet does better on students per teacher (11.7 vs 12.0).
- •Granby Memorial High School is the larger school with 564 students compared with 560.
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 Cooperative High School - Inter-District Magnet better than Granby Memorial High School?
On the Success Index (US), Granby Memorial High School ranks higher (84.3 vs 28.5 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 Cooperative High School - Inter-District Magnet and Granby Memorial High School?
About 74 km in a straight line, between New Haven and Granby in Connecticut.
Which has the better Enrollment?
Cooperative High School - Inter-District Magnet: 560. Granby Memorial High School: 564. Students enrolled in the latest NCES directory year.
How do Cooperative High School - Inter-District Magnet and Granby Memorial High School rank in Connecticut?
Cooperative High School - Inter-District Magnet is 151st of 180 and Granby Memorial High School is 29th of 180 among high schools in Connecticut on the 2025 Success Index (US).