Affton High vs Bayless Senior High
A head-to-head comparison of two high schools in Missouri, United States, 2.2 km apart, using official American 2025 data. The better value in each row is highlighted.
Affton High
ST Louis · Public high · Grades 9–12
761 students
Bayless Senior High
ST Louis · Public high · Grades 9–12
562 students
| Measure | Affton High ST Louis, Missouri | Bayless Senior High ST Louis, Missouri |
|---|---|---|
| Success Index (US) | 63 Top 50% | 45 Lower 50% |
| State rank | #111 of 497 | #313 of 497 |
| National rank | #5086 of 16,910 | #9598 of 16,910 |
| Sector | Public | Public |
| Type | High | High |
| Year range | Grades 9–12 | Grades 9–12 |
| Students | 761 | 562 |
| Enrollment | 761 | 562 |
| Free/reduced-price lunch | 41.3% | 62.1% |
| Students per teacher | 14.9 | 18.7 |
| Reading proficiency | 67% | 62% |
| Math proficiency | 47% | 37% |
| city | ST Louis | ST Louis |
| state | Missouri | Missouri |
| Website | – | – |
The verdict
- •Affton High scores higher on the Success Index (US) (62.8 vs 45.3).
- •Affton High does better on math proficiency (47% vs 37%).
- •Affton High does better on reading proficiency (67% vs 62%).
- •Affton High does better on community advantage (fewer free/reduced-price lunch) (41.3% vs 62.1%).
- •Affton High does better on students per teacher (14.9 vs 18.7).
- •Affton High is the larger school with 761 students compared with 562.
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 Affton High better than Bayless Senior High?
On the Success Index (US), Affton High ranks higher (62.8 vs 45.3 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 Affton High and Bayless Senior High?
About 2.2 km in a straight line, between ST Louis and ST Louis in Missouri.
Which has the better Enrollment?
Affton High: 761. Bayless Senior High: 562. Students enrolled in the latest NCES directory year.
How do Affton High and Bayless Senior High rank in Missouri?
Affton High is 111th of 497 and Bayless Senior High is 313th of 497 among high schools in Missouri on the 2025 Success Index (US).