Ansonia High School vs Derby High School
A head-to-head comparison of two high schools in Connecticut, United States, 2.8 km apart, using official American 2025 data. The better value in each row is highlighted.
Ansonia High School
Ansonia · Public high · Grades 9–12
617 students
Derby High School
Derby · Public high · Grades 9–12
360 students
| Measure | Ansonia High School Ansonia, Connecticut | Derby High School Derby, Connecticut |
|---|---|---|
| Success Index (US) | 34 Lower 50% | 37 Lower 50% |
| State rank | #146 of 180 | #137 of 180 |
| National rank | #12510 of 16,910 | #11735 of 16,910 |
| Sector | Public | Public |
| Type | High | High |
| Year range | Grades 9–12 | Grades 9–12 |
| Students | 617 | 360 |
| Enrollment | 617 | 360 |
| Free/reduced-price lunch | 59.3% | 53.6% |
| Students per teacher | 12.9 | 9.7 |
| Reading proficiency | 42% | 42% |
| Math proficiency | 17% | 12% |
| city | Ansonia | Derby |
| state | Connecticut | Connecticut |
| Website | – | – |
The verdict
- •Derby High School scores higher on the Success Index (US) (36.9 vs 33.6).
- •Ansonia High School does better on math proficiency (17% vs 12%).
- •Derby High School does better on community advantage (fewer free/reduced-price lunch) (53.6% vs 59.3%).
- •Derby High School does better on students per teacher (9.7 vs 12.9).
- •Ansonia High School is the larger school with 617 students compared with 360.
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 Ansonia High School better than Derby High School?
On the Success Index (US), Derby High School ranks higher (36.9 vs 33.6 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 Ansonia High School and Derby High School?
About 2.8 km in a straight line, between Ansonia and Derby in Connecticut.
Which has the better Enrollment?
Ansonia High School: 617. Derby High School: 360. Students enrolled in the latest NCES directory year.
How do Ansonia High School and Derby High School rank in Connecticut?
Ansonia High School is 146th of 180 and Derby High School is 137th of 180 among high schools in Connecticut on the 2025 Success Index (US).