Greenwich High School vs Riverside School
A head-to-head comparison of two schools in Connecticut, United States, 2.9 km apart, using official American 2025 data. The better value in each row is highlighted.
Greenwich High School
Greenwich · Public high · Grades 9–12
2,620 students
Riverside School
Riverside · Public elementary · Grades K–5
440 students
| Measure | Greenwich High School Greenwich, Connecticut | Riverside School Riverside, Connecticut |
|---|---|---|
| Success Index (US) | 82 Top 10% | 96 Top 5% |
| State rank | #36 of 180 | #7 of 596 |
| National rank | #960 of 16,910 | #38 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades K–5 |
| Students | 2,620 | 440 |
| Enrollment | 2,620 | 440 |
| Free/reduced-price lunch | 22.8% | 1.6% |
| Students per teacher | 13.4 | 11.9 |
| Reading proficiency | 83% | 92% |
| Math proficiency | 66% | 88% |
| city | Greenwich | Riverside |
| state | Connecticut | Connecticut |
| Website | – | – |
The verdict
- •Riverside School scores higher on the Success Index (US) (96.4 vs 82.4).
- •Riverside School does better on math proficiency (88% vs 66%).
- •Riverside School does better on reading proficiency (92% vs 83%).
- •Riverside School does better on community advantage (fewer free/reduced-price lunch) (1.6% vs 22.8%).
- •Riverside School does better on students per teacher (11.9 vs 13.4).
- •Greenwich High School is the larger school with 2,620 students compared with 440.
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 Greenwich High School better than Riverside School?
On the Success Index (US), Riverside School ranks higher (96.4 vs 82.4 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 Greenwich High School and Riverside School?
About 2.9 km in a straight line, between Greenwich and Riverside in Connecticut.
Which has the better Enrollment?
Greenwich High School: 2,620. Riverside School: 440. Students enrolled in the latest NCES directory year.
How do Greenwich High School and Riverside School rank in Connecticut?
Greenwich High School is 36th of 180 and Riverside School is 7th of 596 among high schools in Connecticut on the 2025 Success Index (US).