Groton Dunstable Regional vs Swallow/Union School
A head-to-head comparison of two schools in Massachusetts, United States, 5.3 km apart, using official American 2025 data. The better value in each row is highlighted.
Groton Dunstable Regional
Groton · Public high · Grades 9–12
659 students
Swallow/Union School
Dunstable · Public elementary · Grades K–4
210 students
| Measure | Groton Dunstable Regional Groton, Massachusetts | Swallow/Union School Dunstable, Massachusetts |
|---|---|---|
| Success Index (US) | 88 Top 5% | 89 Top 5% |
| State rank | #21 of 300 | #55 of 1,009 |
| National rank | #374 of 16,910 | #1104 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades K–4 |
| Students | 659 | 210 |
| Enrollment | 659 | 210 |
| Free/reduced-price lunch | – | – |
| Students per teacher | 14.0 | 13.1 |
| Reading proficiency | 87% | 82% |
| Math proficiency | 97.5% | 82% |
| city | Groton | Dunstable |
| state | Massachusetts | Massachusetts |
| Website | – | – |
The verdict
- •Both schools have almost identical Success Index (US) scores (87.9 vs 88.7).
- •Groton Dunstable Regional does better on math proficiency (97.5% vs 82%).
- •Groton Dunstable Regional does better on reading proficiency (87% vs 82%).
- •Swallow/Union School does better on students per teacher (13.1 vs 14.0).
- •Groton Dunstable Regional is the larger school with 659 students compared with 210.
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 Groton Dunstable Regional better than Swallow/Union School?
The two schools are very close on the Success Index (US). Differences in sector, size, programmes and distance from home will matter more than the score.
How far apart are Groton Dunstable Regional and Swallow/Union School?
About 5.3 km in a straight line, between Groton and Dunstable in Massachusetts.
Which has the better Enrollment?
Groton Dunstable Regional: 659. Swallow/Union School: 210. Students enrolled in the latest NCES directory year.
How do Groton Dunstable Regional and Swallow/Union School rank in Massachusetts?
Groton Dunstable Regional is 21st of 300 and Swallow/Union School is 55th of 1,009 among high schools in Massachusetts on the 2025 Success Index (US).