South Mountain School vs Sunnybrae Elementary School
A head-to-head comparison of two elementary schools in New Jersey, United States, 67 km apart, using official American 2025 data. The better value in each row is highlighted.
South Mountain School
Millburn · Public elementary · Grades PK–4
278 students
Sunnybrae Elementary School
Hamilton · Public elementary · Grades K–5
278 students
| Measure | South Mountain School Millburn, New Jersey | Sunnybrae Elementary School Hamilton, New Jersey |
|---|---|---|
| Success Index (US) | 95 Top 5% | 56 Top 50% |
| State rank | #20 of 1,479 | #966 of 1,479 |
| National rank | #73 of 50,301 | #21284 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades PK–4 | Grades K–5 |
| Students | 278 | 278 |
| Enrollment | 278 | 278 |
| Free/reduced-price lunch | 2.9% | 44.2% |
| Students per teacher | 9.9 | 11.1 |
| Reading proficiency | 82% | 42% |
| Math proficiency | 82% | 47% |
| city | Millburn | Hamilton |
| state | New Jersey | New Jersey |
| Website | – | – |
The verdict
- •South Mountain School scores higher on the Success Index (US) (95.4 vs 55.6).
- •South Mountain School does better on math proficiency (82% vs 47%).
- •South Mountain School does better on reading proficiency (82% vs 42%).
- •South Mountain School does better on community advantage (fewer free/reduced-price lunch) (2.9% vs 44.2%).
- •South Mountain School does better on students per teacher (9.9 vs 11.1).
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 South Mountain School better than Sunnybrae Elementary School?
On the Success Index (US), South Mountain School ranks higher (95.4 vs 55.6 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 South Mountain School and Sunnybrae Elementary School?
About 67 km in a straight line, between Millburn and Hamilton in New Jersey.
Which has the better Enrollment?
South Mountain School: 278. Sunnybrae Elementary School: 278. Students enrolled in the latest NCES directory year.
How do South Mountain School and Sunnybrae Elementary School rank in New Jersey?
South Mountain School is 20th of 1,479 and Sunnybrae Elementary School is 966th of 1,479 among elementary schools in New Jersey on the 2025 Success Index (US).