Coginchaug Regional High School vs John Lyman School
A head-to-head comparison of two schools in Connecticut, United States, 6.5 km apart, using official American 2025 data. The better value in each row is highlighted.
Coginchaug Regional High School
Durham · Public high · Grades 9–12
356 students
John Lyman School
Middlefield · Public elementary · Grades 2–3
207 students
| Measure | Coginchaug Regional High School Durham, Connecticut | John Lyman School Middlefield, Connecticut |
|---|---|---|
| Success Index (US) | 84 Top 5% | 88 Top 5% |
| State rank | #30 of 180 | #105 of 596 |
| National rank | #764 of 16,910 | #1470 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades 2–3 |
| Students | 356 | 207 |
| Enrollment | 356 | 207 |
| Free/reduced-price lunch | 15.7% | 18.4% |
| Students per teacher | 8.9 | 10.9 |
| Reading proficiency | 82% | 77% |
| Math proficiency | 52% | 72% |
| city | Durham | Middlefield |
| state | Connecticut | Connecticut |
| Website | – | – |
The verdict
- •John Lyman School scores higher on the Success Index (US) (87.5 vs 83.9).
- •John Lyman School does better on math proficiency (72% vs 52%).
- •Coginchaug Regional High School does better on reading proficiency (82% vs 77%).
- •Coginchaug Regional High School does better on community advantage (fewer free/reduced-price lunch) (15.7% vs 18.4%).
- •Coginchaug Regional High School does better on students per teacher (8.9 vs 10.9).
- •Coginchaug Regional High School is the larger school with 356 students compared with 207.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Frequently asked questions
Is Coginchaug Regional High School better than John Lyman School?
On the Success Index (US), John Lyman School ranks higher (87.5 vs 83.9 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 Coginchaug Regional High School and John Lyman School?
About 6.5 km in a straight line, between Durham and Middlefield in Connecticut.
Which has the better Enrollment?
Coginchaug Regional High School: 356. John Lyman School: 207. Students enrolled in the latest NCES directory year.
How do Coginchaug Regional High School and John Lyman School rank in Connecticut?
Coginchaug Regional High School is 30th of 180 and John Lyman School is 105th of 596 among high schools in Connecticut on the 2025 Success Index (US).