Old Post Elementary School vs Oswego High School
A head-to-head comparison of two schools in Illinois, United States, 2.6 km apart, using official American 2025 data. The better value in each row is highlighted.
Old Post Elementary School
Oswego · Public elementary · Grades K–5
387 students
Oswego High School
Oswego · Public high · Grades 9–12
2,870 students
| Measure | Old Post Elementary School Oswego, Illinois | Oswego High School Oswego, Illinois |
|---|---|---|
| Success Index (US) | 50 Top 50% | 52 Top 50% |
| State rank | #821 of 2,303 | #126 of 691 |
| National rank | #24926 of 50,301 | #7837 of 16,910 |
| Sector | Public | Public |
| Type | Elementary | High |
| Year range | Grades K–5 | Grades 9–12 |
| Students | 387 | 2,870 |
| Enrollment | 387 | 2,870 |
| Free/reduced-price lunch | 30.7% | 30.5% |
| Students per teacher | 13.8 | 15.9 |
| Reading proficiency | 42% | 43% |
| Math proficiency | 37% | 42% |
| city | Oswego | Oswego |
| state | Illinois | Illinois |
| Website | – | – |
The verdict
- •Oswego High School scores higher on the Success Index (US) (52.1 vs 50.4).
- •Oswego High School does better on math proficiency (42% vs 37%).
- •Oswego High School does better on reading proficiency (43% vs 42%).
- •Oswego High School does better on community advantage (fewer free/reduced-price lunch) (30.5% vs 30.7%).
- •Old Post Elementary School does better on students per teacher (13.8 vs 15.9).
- •Oswego High School is the larger school with 2,870 students compared with 387.
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 Old Post Elementary School better than Oswego High School?
On the Success Index (US), Oswego High School ranks higher (52.1 vs 50.4 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 Old Post Elementary School and Oswego High School?
About 2.6 km in a straight line, between Oswego and Oswego in Illinois.
Which has the better Enrollment?
Old Post Elementary School: 387. Oswego High School: 2,870. Students enrolled in the latest NCES directory year.
How do Old Post Elementary School and Oswego High School rank in Illinois?
Old Post Elementary School is 821st of 2,303 and Oswego High School is 126th of 691 among elementary schools in Illinois on the 2025 Success Index (US).