Riverside School vs South Side Middle School
A head-to-head comparison of two schools in New York, United States, 1.4 km apart, using official American 2025 data. The better value in each row is highlighted.
Riverside School
Rockville Centre · Public elementary · Grades K–5
149 students
South Side Middle School
Rockville Centre · Public middle · Grades 6–9
806 students
| Measure | Riverside School Rockville Centre, New York | South Side Middle School Rockville Centre, New York |
|---|---|---|
| Success Index (US) | 79 Top 25% | 90 Top 5% |
| State rank | #409 of 2,536 | #36 of 785 |
| National rank | #5629 of 50,301 | #314 of 15,369 |
| Sector | Public | Public |
| Type | Elementary | Middle |
| Year range | Grades K–5 | Grades 6–9 |
| Students | 149 | 806 |
| Enrollment | 149 | 806 |
| Free/reduced-price lunch | 23.5% | 16.6% |
| Students per teacher | 7.8 | 9.5 |
| Reading proficiency | 64.5% | 68% |
| Math proficiency | 64.5% | 73% |
| city | Rockville Centre | Rockville Centre |
| state | New York | New York |
| Website | – | – |
The verdict
- •South Side Middle School scores higher on the Success Index (US) (89.6 vs 78.9).
- •South Side Middle School does better on math proficiency (73% vs 64.5%).
- •South Side Middle School does better on reading proficiency (68% vs 64.5%).
- •South Side Middle School does better on community advantage (fewer free/reduced-price lunch) (16.6% vs 23.5%).
- •Riverside School does better on students per teacher (7.8 vs 9.5).
- •South Side Middle School is the larger school with 806 students compared with 149.
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 Riverside School better than South Side Middle School?
On the Success Index (US), South Side Middle School ranks higher (89.6 vs 78.9 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 Riverside School and South Side Middle School?
About 1.4 km in a straight line, between Rockville Centre and Rockville Centre in New York.
Which has the better Enrollment?
Riverside School: 149. South Side Middle School: 806. Students enrolled in the latest NCES directory year.
How do Riverside School and South Side Middle School rank in New York?
Riverside School is 409th of 2,536 and South Side Middle School is 36th of 785 among elementary schools in New York on the 2025 Success Index (US).