East St Louis Senior High School vs Mason/Clark Middle Sch
A head-to-head comparison of two schools in Illinois, United States, 650 m apart, using official American 2025 data. The better value in each row is highlighted.
East St Louis Senior High School
East Saint Louis · Public high · Grades 9–12
1,288 students
Mason/Clark Middle Sch
East Saint Louis · Public middle · Grades 5–8
540 students
| Measure | East St Louis Senior High School East Saint Louis, Illinois | Mason/Clark Middle Sch East Saint Louis, Illinois |
|---|---|---|
| Success Index (US) | 8 Lower 50% | 16 Lower 50% |
| State rank | #668 of 691 | #632 of 670 |
| National rank | #16710 of 16,910 | #14496 of 15,369 |
| Sector | Public | Public |
| Type | High | Middle |
| Year range | Grades 9–12 | Grades 5–8 |
| Students | 1,288 | 540 |
| Enrollment | 1,288 | 540 |
| Free/reduced-price lunch | 99.3% | 98.1% |
| Students per teacher | 15.5 | 11.7 |
| Reading proficiency | 5% | 13% |
| Math proficiency | 0.5% | 7% |
| city | East Saint Louis | East Saint Louis |
| state | Illinois | Illinois |
| Website | – | – |
The verdict
- •Mason/Clark Middle Sch scores higher on the Success Index (US) (15.5 vs 8.4).
- •Mason/Clark Middle Sch does better on math proficiency (7% vs 0.5%).
- •Mason/Clark Middle Sch does better on reading proficiency (13% vs 5%).
- •Mason/Clark Middle Sch does better on community advantage (fewer free/reduced-price lunch) (98.1% vs 99.3%).
- •Mason/Clark Middle Sch does better on students per teacher (11.7 vs 15.5).
- •East St Louis Senior High School is the larger school with 1,288 students compared with 540.
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 East St Louis Senior High School better than Mason/Clark Middle Sch?
On the Success Index (US), Mason/Clark Middle Sch ranks higher (15.5 vs 8.4 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 East St Louis Senior High School and Mason/Clark Middle Sch?
About 650 m in a straight line, between East Saint Louis and East Saint Louis in Illinois.
Which has the better Enrollment?
East St Louis Senior High School: 1,288. Mason/Clark Middle Sch: 540. Students enrolled in the latest NCES directory year.
How do East St Louis Senior High School and Mason/Clark Middle Sch rank in Illinois?
East St Louis Senior High School is 668th of 691 and Mason/Clark Middle Sch is 632nd of 670 among high schools in Illinois on the 2025 Success Index (US).