C.B. Jennings International Elementary Magnet vs Marine Science Magnet High School
A head-to-head comparison of two schools in Connecticut, United States, 3.5 km apart, using official American 2025 data. The better value in each row is highlighted.
C.B. Jennings International Elementary Magnet
New London · Public elementary · Grades PK–5
406 students
Marine Science Magnet High School
Groton · Public high · Grades 9–12
274 students
| Measure | C.B. Jennings International Elementary Magnet New London, Connecticut | Marine Science Magnet High School Groton, Connecticut |
|---|---|---|
| Success Index (US) | 22 Lower 50% | 84 Top 5% |
| State rank | #547 of 596 | #31 of 180 |
| National rank | #43511 of 50,301 | #769 of 16,910 |
| Sector | Public | Public |
| Type | Elementary | High |
| Year range | Grades PK–5 | Grades 9–12 |
| Students | 406 | 274 |
| Enrollment | 406 | 274 |
| Free/reduced-price lunch | 91.6% | 30.7% |
| Students per teacher | 9.4 | 10.5 |
| Reading proficiency | 20% | 92% |
| Math proficiency | 17% | 62% |
| city | New London | Groton |
| state | Connecticut | Connecticut |
| Website | – | – |
The verdict
- •Marine Science Magnet High School scores higher on the Success Index (US) (83.9 vs 22.1).
- •Marine Science Magnet High School does better on math proficiency (62% vs 17%).
- •Marine Science Magnet High School does better on reading proficiency (92% vs 20%).
- •Marine Science Magnet High School does better on community advantage (fewer free/reduced-price lunch) (30.7% vs 91.6%).
- •C.B. Jennings International Elementary Magnet does better on students per teacher (9.4 vs 10.5).
- •C.B. Jennings International Elementary Magnet is the larger school with 406 students compared with 274.
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 C.B. Jennings International Elementary Magnet better than Marine Science Magnet High School?
On the Success Index (US), Marine Science Magnet High School ranks higher (83.9 vs 22.1 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 C.B. Jennings International Elementary Magnet and Marine Science Magnet High School?
About 3.5 km in a straight line, between New London and Groton in Connecticut.
Which has the better Enrollment?
C.B. Jennings International Elementary Magnet: 406. Marine Science Magnet High School: 274. Students enrolled in the latest NCES directory year.
How do C.B. Jennings International Elementary Magnet and Marine Science Magnet High School rank in Connecticut?
C.B. Jennings International Elementary Magnet is 547th of 596 and Marine Science Magnet High School is 31st of 180 among elementary schools in Connecticut on the 2025 Success Index (US).