Plank Junior High vs Southbury Elem School
A head-to-head comparison of two schools in Illinois, United States, 2.7 km apart, using official American 2025 data. The better value in each row is highlighted.
Plank Junior High
Oswego · Public middle · Grades 6–8
595 students
Southbury Elem School
Oswego · Public elementary · Grades K–5
676 students
| Measure | Plank Junior High Oswego, Illinois | Southbury Elem School Oswego, Illinois |
|---|---|---|
| Success Index (US) | 48 Lower 50% | 51 Top 50% |
| State rank | #301 of 670 | #812 of 2,303 |
| National rank | #8196 of 15,369 | #24782 of 50,301 |
| Sector | Public | Public |
| Type | Middle | Elementary |
| Year range | Grades 6–8 | Grades K–5 |
| Students | 595 | 676 |
| Enrollment | 595 | 676 |
| Free/reduced-price lunch | 36.8% | 25.6% |
| Students per teacher | 11.2 | 16.1 |
| Reading proficiency | 39% | 41% |
| Math proficiency | 27% | 45% |
| city | Oswego | Oswego |
| state | Illinois | Illinois |
| Website | – | – |
The verdict
- •Southbury Elem School scores higher on the Success Index (US) (50.6 vs 47.5).
- •Southbury Elem School does better on math proficiency (45% vs 27%).
- •Southbury Elem School does better on reading proficiency (41% vs 39%).
- •Southbury Elem School does better on community advantage (fewer free/reduced-price lunch) (25.6% vs 36.8%).
- •Plank Junior High does better on students per teacher (11.2 vs 16.1).
- •Southbury Elem School is the larger school with 676 students compared with 595.
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 Plank Junior High better than Southbury Elem School?
On the Success Index (US), Southbury Elem School ranks higher (50.6 vs 47.5 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 Plank Junior High and Southbury Elem School?
About 2.7 km in a straight line, between Oswego and Oswego in Illinois.
Which has the better Enrollment?
Plank Junior High: 595. Southbury Elem School: 676. Students enrolled in the latest NCES directory year.
How do Plank Junior High and Southbury Elem School rank in Illinois?
Plank Junior High is 301st of 670 and Southbury Elem School is 812th of 2,303 among middle schools in Illinois on the 2025 Success Index (US).