Byam School vs Carlisle School
A head-to-head comparison of two elementary schools in Massachusetts, United States, 5.9 km apart, using official American 2025 data. The better value in each row is highlighted.
Byam School
Chelmsford · Public elementary · Grades K–4
510 students
Carlisle School
Carlisle · Public elementary · Grades PK–8
612 students
| Measure | Byam School Chelmsford, Massachusetts | Carlisle School Carlisle, Massachusetts |
|---|---|---|
| Success Index (US) | 75 Top 25% | 94 Top 5% |
| State rank | #281 of 1,009 | #6 of 1,009 |
| National rank | #8004 of 50,301 | #190 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–4 | Grades PK–8 |
| Students | 510 | 612 |
| Enrollment | 510 | 612 |
| Free/reduced-price lunch | – | – |
| Students per teacher | 13.1 | 10.4 |
| Reading proficiency | 65% | 82% |
| Math proficiency | 63% | 81% |
| city | Chelmsford | Carlisle |
| state | Massachusetts | Massachusetts |
| Website | – | – |
The verdict
- •Carlisle School scores higher on the Success Index (US) (93.9 vs 74.9).
- •Carlisle School does better on math proficiency (81% vs 63%).
- •Carlisle School does better on reading proficiency (82% vs 65%).
- •Carlisle School does better on students per teacher (10.4 vs 13.1).
- •Carlisle School is the larger school with 612 students compared with 510.
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 Byam School better than Carlisle School?
On the Success Index (US), Carlisle School ranks higher (93.9 vs 74.9 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 Byam School and Carlisle School?
About 5.9 km in a straight line, between Chelmsford and Carlisle in Massachusetts.
Which has the better Enrollment?
Byam School: 510. Carlisle School: 612. Students enrolled in the latest NCES directory year.
How do Byam School and Carlisle School rank in Massachusetts?
Byam School is 281st of 1,009 and Carlisle School is 6th of 1,009 among elementary schools in Massachusetts on the 2025 Success Index (US).