James Caldwell Elementary School vs South Mountain School
A head-to-head comparison of two elementary schools in New Jersey, United States, 1.7 km apart, using official American 2025 data. The better value in each row is highlighted.
James Caldwell Elementary School
Springfield · Public elementary · Grades 3–5
276 students
South Mountain School
Millburn · Public elementary · Grades PK–4
278 students
| Measure | James Caldwell Elementary School Springfield, New Jersey | South Mountain School Millburn, New Jersey |
|---|---|---|
| Success Index (US) | 82 Top 10% | 95 Top 5% |
| State rank | #437 of 1,479 | #20 of 1,479 |
| National rank | #4162 of 50,301 | #73 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades 3–5 | Grades PK–4 |
| Students | 276 | 278 |
| Enrollment | 276 | 278 |
| Free/reduced-price lunch | 17% | 2.9% |
| Students per teacher | 13.1 | 9.9 |
| Reading proficiency | 71% | 82% |
| Math proficiency | 64% | 82% |
| city | Springfield | Millburn |
| state | New Jersey | New Jersey |
| Website | – | – |
The verdict
- •South Mountain School scores higher on the Success Index (US) (95.4 vs 81.5).
- •South Mountain School does better on math proficiency (82% vs 64%).
- •South Mountain School does better on reading proficiency (82% vs 71%).
- •South Mountain School does better on community advantage (fewer free/reduced-price lunch) (2.9% vs 17%).
- •South Mountain School does better on students per teacher (9.9 vs 13.1).
- •South Mountain School is the larger school with 278 students compared with 276.
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 James Caldwell Elementary School better than South Mountain School?
On the Success Index (US), South Mountain School ranks higher (95.4 vs 81.5 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 James Caldwell Elementary School and South Mountain School?
About 1.7 km in a straight line, between Springfield and Millburn in New Jersey.
Which has the better Enrollment?
James Caldwell Elementary School: 276. South Mountain School: 278. Students enrolled in the latest NCES directory year.
How do James Caldwell Elementary School and South Mountain School rank in New Jersey?
James Caldwell Elementary School is 437th of 1,479 and South Mountain School is 20th of 1,479 among elementary schools in New Jersey on the 2025 Success Index (US).