Riverside HS vs Seneca Valley HS
A head-to-head comparison of two high schools in Pennsylvania, United States, 13 km apart, using official American 2025 data. The better value in each row is highlighted.
Riverside HS
Ellwood City · Public high · Grades 9–12
461 students
Seneca Valley HS
Harmony · Public high · Grades 9–12
2,282 students
| Measure | Riverside HS Ellwood City, Pennsylvania | Seneca Valley HS Harmony, Pennsylvania |
|---|---|---|
| Success Index (US) | 79 Top 10% | 86 Top 5% |
| State rank | #115 of 618 | #50 of 618 |
| National rank | #1497 of 16,910 | #546 of 16,910 |
| Sector | Public | Public |
| Type | High | High |
| Year range | Grades 9–12 | Grades 9–12 |
| Students | 461 | 2,282 |
| Enrollment | 461 | 2,282 |
| Free/reduced-price lunch | 44.3% | 23.4% |
| Students per teacher | 13.6 | 13.3 |
| Reading proficiency | 87% | 86% |
| Math proficiency | 77% | 80% |
| city | Ellwood City | Harmony |
| state | Pennsylvania | Pennsylvania |
| Website | – | – |
The verdict
- •Seneca Valley HS scores higher on the Success Index (US) (86.1 vs 78.6).
- •Seneca Valley HS does better on math proficiency (80% vs 77%).
- •Riverside HS does better on reading proficiency (87% vs 86%).
- •Seneca Valley HS does better on community advantage (fewer free/reduced-price lunch) (23.4% vs 44.3%).
- •Seneca Valley HS does better on students per teacher (13.3 vs 13.6).
- •Seneca Valley HS is the larger school with 2,282 students compared with 461.
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 Riverside HS better than Seneca Valley HS?
On the Success Index (US), Seneca Valley HS ranks higher (86.1 vs 78.6 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 Riverside HS and Seneca Valley HS?
About 13 km in a straight line, between Ellwood City and Harmony in Pennsylvania.
Which has the better Enrollment?
Riverside HS: 461. Seneca Valley HS: 2,282. Students enrolled in the latest NCES directory year.
How do Riverside HS and Seneca Valley HS rank in Pennsylvania?
Riverside HS is 115th of 618 and Seneca Valley HS is 50th of 618 among high schools in Pennsylvania on the 2025 Success Index (US).