Firth Middle School vs Shelley Senior High School
A head-to-head comparison of two schools in Idaho, United States, 8.5 km apart, using official American 2025 data. The better value in each row is highlighted.
Firth Middle School
Firth · Public middle · Grades 5–8
247 students
Shelley Senior High School
Shelley · Public high · Grades 9–12
800 students
| Measure | Firth Middle School Firth, Idaho | Shelley Senior High School Shelley, Idaho |
|---|---|---|
| Success Index (US) | 54 Top 50% | 36 Lower 50% |
| State rank | #47 of 106 | #114 of 134 |
| National rank | #6896 of 15,369 | #11875 of 16,910 |
| Sector | Public | Public |
| Type | Middle | High |
| Year range | Grades 5–8 | Grades 9–12 |
| Students | 247 | 800 |
| Enrollment | 247 | 800 |
| Free/reduced-price lunch | 39.3% | 34.3% |
| Students per teacher | 15.4 | 22.2 |
| Reading proficiency | 48% | 47% |
| Math proficiency | 41% | 17% |
| city | Firth | Shelley |
| state | Idaho | Idaho |
| Website | – | – |
The verdict
- •Firth Middle School scores higher on the Success Index (US) (53.5 vs 36.4).
- •Firth Middle School does better on math proficiency (41% vs 17%).
- •Firth Middle School does better on reading proficiency (48% vs 47%).
- •Shelley Senior High School does better on community advantage (fewer free/reduced-price lunch) (34.3% vs 39.3%).
- •Firth Middle School does better on students per teacher (15.4 vs 22.2).
- •Shelley Senior High School is the larger school with 800 students compared with 247.
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 Firth Middle School better than Shelley Senior High School?
On the Success Index (US), Firth Middle School ranks higher (53.5 vs 36.4 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 Firth Middle School and Shelley Senior High School?
About 8.5 km in a straight line, between Firth and Shelley in Idaho.
Which has the better Enrollment?
Firth Middle School: 247. Shelley Senior High School: 800. Students enrolled in the latest NCES directory year.
How do Firth Middle School and Shelley Senior High School rank in Idaho?
Firth Middle School is 47th of 106 and Shelley Senior High School is 114th of 134 among middle schools in Idaho on the 2025 Success Index (US).