South Mountain School vs Wyoming School
A head-to-head comparison of two elementary schools in New Jersey, United States, 1.1 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
Wyoming School
Millburn · Public elementary · Grades K–4
346 students
| Measure | South Mountain School Millburn, New Jersey | Wyoming School Millburn, New Jersey |
|---|---|---|
| Success Index (US) | 95 Top 5% | 94 Top 5% |
| State rank | #20 of 1,479 | #55 of 1,479 |
| National rank | #73 of 50,301 | #189 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades PK–4 | Grades K–4 |
| Students | 278 | 346 |
| Enrollment | 278 | 346 |
| Free/reduced-price lunch | 2.9% | 2.6% |
| Students per teacher | 9.9 | 13.3 |
| Reading proficiency | 82% | 92% |
| Math proficiency | 82% | 87% |
| city | Millburn | Millburn |
| state | New Jersey | New Jersey |
| Website | – | – |
The verdict
- •South Mountain School scores higher on the Success Index (US) (95.4 vs 94.0).
- •Wyoming School does better on math proficiency (87% vs 82%).
- •Wyoming School does better on reading proficiency (92% vs 82%).
- •Wyoming School does better on community advantage (fewer free/reduced-price lunch) (2.6% vs 2.9%).
- •South Mountain School does better on students per teacher (9.9 vs 13.3).
- •Wyoming School is the larger school with 346 students compared with 278.
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 Wyoming School?
On the Success Index (US), South Mountain School ranks higher (95.4 vs 94.0 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 Wyoming School?
About 1.1 km in a straight line, between Millburn and Millburn in New Jersey.
Which has the better Enrollment?
South Mountain School: 278. Wyoming School: 346. Students enrolled in the latest NCES directory year.
How do South Mountain School and Wyoming School rank in New Jersey?
South Mountain School is 20th of 1,479 and Wyoming School is 55th of 1,479 among elementary schools in New Jersey on the 2025 Success Index (US).