Chelsea High vs Pioneer Charter School of Science
A head-to-head comparison of two schools in Massachusetts, United States, 1.3 km apart, using official American 2025 data. The better value in each row is highlighted.
Chelsea High
Chelsea · Public high · Grades 9–12
1,649 students
Pioneer Charter School of Science
Everett · Charter other · Grades K–12
795 students
| Measure | Chelsea High Chelsea, Massachusetts | Pioneer Charter School of Science Everett, Massachusetts |
|---|---|---|
| Success Index (US) | 32 Lower 50% | – Not rated |
| State rank | #269 of 300 | – |
| National rank | #12879 of 16,910 | – |
| Sector | Public | Charter |
| Type | High | Other |
| Year range | Grades 9–12 | Grades K–12 |
| Students | 1,649 | 795 |
| Enrollment | 1,649 | 795 |
| Free/reduced-price lunch | – | – |
| Students per teacher | 13.2 | 11.2 |
| Reading proficiency | 30% | 64% |
| Math proficiency | 28% | 67% |
| city | Chelsea | Everett |
| state | Massachusetts | Massachusetts |
| Website | – | – |
The verdict
- •Pioneer Charter School of Science does better on math proficiency (67% vs 28%).
- •Pioneer Charter School of Science does better on reading proficiency (64% vs 30%).
- •Pioneer Charter School of Science does better on students per teacher (11.2 vs 13.2).
- •Chelsea High is the larger school with 1,649 students compared with 795.
- •Chelsea High is a public school while Pioneer Charter School of Science is a charter school, so fees and admission rules differ.
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 Chelsea High better than Pioneer Charter School of Science?
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 Chelsea High and Pioneer Charter School of Science?
About 1.3 km in a straight line, between Chelsea and Everett in Massachusetts.
Which has the better Enrollment?
Chelsea High: 1,649. Pioneer Charter School of Science: 795. Students enrolled in the latest NCES directory year.
How do Chelsea High and Pioneer Charter School of Science rank in Massachusetts?
Chelsea High is 269th of 300 and Pioneer Charter School of Science is unranked among high schools in Massachusetts on the 2025 Success Index (US).