Ansonia High School vs Sunnyside School
A head-to-head comparison of two schools in Connecticut, United States, 4.0 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
Sunnyside School
Shelton · Public elementary · Grades PK–4
229 students
| Measure | Ansonia High School Ansonia, Connecticut | Sunnyside School Shelton, Connecticut |
|---|---|---|
| Success Index (US) | 34 Lower 50% | 68 Top 25% |
| State rank | #146 of 180 | #289 of 596 |
| National rank | #12510 of 16,910 | #12466 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades PK–4 |
| Students | 617 | 229 |
| Enrollment | 617 | 229 |
| Free/reduced-price lunch | 59.3% | 51.1% |
| Students per teacher | 12.9 | 16.4 |
| Reading proficiency | 42% | 67% |
| Math proficiency | 17% | 67% |
| city | Ansonia | Shelton |
| state | Connecticut | Connecticut |
| Website | – | – |
The verdict
- •Sunnyside School scores higher on the Success Index (US) (68.4 vs 33.6).
- •Sunnyside School does better on math proficiency (67% vs 17%).
- •Sunnyside School does better on reading proficiency (67% vs 42%).
- •Sunnyside School does better on community advantage (fewer free/reduced-price lunch) (51.1% vs 59.3%).
- •Ansonia High School does better on students per teacher (12.9 vs 16.4).
- •Ansonia High School is the larger school with 617 students compared with 229.
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 Sunnyside School?
On the Success Index (US), Sunnyside School ranks higher (68.4 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 Sunnyside School?
About 4.0 km in a straight line, between Ansonia and Shelton in Connecticut.
Which has the better Enrollment?
Ansonia High School: 617. Sunnyside School: 229. Students enrolled in the latest NCES directory year.
How do Ansonia High School and Sunnyside School rank in Connecticut?
Ansonia High School is 146th of 180 and Sunnyside School is 289th of 596 among high schools in Connecticut on the 2025 Success Index (US).