Derry Area MS vs Dr Robert Ketterer CS Inc
A head-to-head comparison of two schools in Pennsylvania, United States, 7.6 km apart, using official American 2025 data. The better value in each row is highlighted.
Derry Area MS
Derry · Public middle · Grades 6–8
440 students
Dr Robert Ketterer CS Inc
Latrobe · Charter high · Grades 6–12
127 students
| Measure | Derry Area MS Derry, Pennsylvania | Dr Robert Ketterer CS Inc Latrobe, Pennsylvania |
|---|---|---|
| Success Index (US) | 52 Top 50% | 19 Lower 50% |
| State rank | #314 of 521 | #570 of 618 |
| National rank | #7143 of 15,369 | #15351 of 16,910 |
| Sector | Public | Charter |
| Type | Middle | High |
| Year range | Grades 6–8 | Grades 6–12 |
| Students | 440 | 127 |
| Enrollment | 440 | 127 |
| Free/reduced-price lunch | 95.7% | 97.6% |
| Students per teacher | 11.9 | 4.2 |
| Reading proficiency | 66% | 27% |
| Math proficiency | 40% | 12% |
| city | Derry | Latrobe |
| state | Pennsylvania | Pennsylvania |
| Website | – | – |
The verdict
- •Derry Area MS scores higher on the Success Index (US) (52.2 vs 19.4).
- •Derry Area MS does better on math proficiency (40% vs 12%).
- •Derry Area MS does better on reading proficiency (66% vs 27%).
- •Derry Area MS does better on community advantage (fewer free/reduced-price lunch) (95.7% vs 97.6%).
- •Dr Robert Ketterer CS Inc does better on students per teacher (4.2 vs 11.9).
- •Derry Area MS is the larger school with 440 students compared with 127.
- •Derry Area MS is a public school while Dr Robert Ketterer CS Inc 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 Derry Area MS better than Dr Robert Ketterer CS Inc?
On the Success Index (US), Derry Area MS ranks higher (52.2 vs 19.4 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 Derry Area MS and Dr Robert Ketterer CS Inc?
About 7.6 km in a straight line, between Derry and Latrobe in Pennsylvania.
Which has the better Enrollment?
Derry Area MS: 440. Dr Robert Ketterer CS Inc: 127. Students enrolled in the latest NCES directory year.
How do Derry Area MS and Dr Robert Ketterer CS Inc rank in Pennsylvania?
Derry Area MS is 314th of 521 and Dr Robert Ketterer CS Inc is 570th of 618 among middle schools in Pennsylvania on the 2025 Success Index (US).