CSI Charter School vs Synergy Academy Chartered Public School
A head-to-head comparison of two high schools in New Hampshire, United States, 7.1 km apart, using official American 2025 data. The better value in each row is highlighted.
CSI Charter School
Penacook · Charter high · Grades 9–12
34 students
Synergy Academy Chartered Public School
Concord · Charter high · Grades 9–12
21 students
| Measure | CSI Charter School Penacook, New Hampshire | Synergy Academy Chartered Public School Concord, New Hampshire |
|---|---|---|
| Success Index (US) | 79 Top 10% | 76 Top 25% |
| State rank | – | – |
| National rank | – | – |
| Sector | Charter | Charter |
| Type | High | High |
| Year range | Grades 9–12 | Grades 9–12 |
| Students | 34 | 21 |
| Enrollment | 34 | 21 |
| Free/reduced-price lunch | 11.8% | 23.8% |
| Students per teacher | 17.0 | 10.5 |
| Reading proficiency | – | – |
| Math proficiency | – | – |
| city | Penacook | Concord |
| state | New Hampshire | New Hampshire |
| Website | – | – |
The verdict
- •CSI Charter School scores higher on the Success Index (US) (78.7 vs 75.5).
- •CSI Charter School does better on community advantage (fewer free/reduced-price lunch) (11.8% vs 23.8%).
- •Synergy Academy Chartered Public School does better on students per teacher (10.5 vs 17.0).
- •CSI Charter School is the larger school with 34 students compared with 21.
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 CSI Charter School better than Synergy Academy Chartered Public School?
On the Success Index (US), CSI Charter School ranks higher (78.7 vs 75.5 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 CSI Charter School and Synergy Academy Chartered Public School?
About 7.1 km in a straight line, between Penacook and Concord in New Hampshire.
Which has the better Enrollment?
CSI Charter School: 34. Synergy Academy Chartered Public School: 21. Students enrolled in the latest NCES directory year.
How do CSI Charter School and Synergy Academy Chartered Public School rank in New Hampshire?
CSI Charter School is unranked and Synergy Academy Chartered Public School is unranked among high schools in New Hampshire on the 2025 Success Index (US).