Coal City High School vs Gardner-South Wilmington Twp H S
A head-to-head comparison of two high schools in Illinois, United States, 11 km apart, using official American 2025 data. The better value in each row is highlighted.
Coal City High School
Coal City · Public high · Grades 9–12
642 students
Gardner-South Wilmington Twp H S
Gardner · Public high · Grades 9–12
154 students
| Measure | Coal City High School Coal City, Illinois | Gardner-South Wilmington Twp H S Gardner, Illinois |
|---|---|---|
| Success Index (US) | 50 Top 50% | 45 Lower 50% |
| State rank | #148 of 691 | #206 of 691 |
| National rank | #8396 of 16,910 | #9734 of 16,910 |
| Sector | Public | Public |
| Type | High | High |
| Year range | Grades 9–12 | Grades 9–12 |
| Students | 642 | 154 |
| Enrollment | 642 | 154 |
| Free/reduced-price lunch | 28.3% | 29.9% |
| Students per teacher | 16.1 | 8.6 |
| Reading proficiency | 42% | 34.5% |
| Math proficiency | 37% | 24.5% |
| city | Coal City | Gardner |
| state | Illinois | Illinois |
| Website | – | – |
The verdict
- •Coal City High School scores higher on the Success Index (US) (49.9 vs 44.8).
- •Coal City High School does better on math proficiency (37% vs 24.5%).
- •Coal City High School does better on reading proficiency (42% vs 34.5%).
- •Coal City High School does better on community advantage (fewer free/reduced-price lunch) (28.3% vs 29.9%).
- •Gardner-South Wilmington Twp H S does better on students per teacher (8.6 vs 16.1).
- •Coal City High School is the larger school with 642 students compared with 154.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Frequently asked questions
Is Coal City High School better than Gardner-South Wilmington Twp H S?
On the Success Index (US), Coal City High School ranks higher (49.9 vs 44.8 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 Coal City High School and Gardner-South Wilmington Twp H S?
About 11 km in a straight line, between Coal City and Gardner in Illinois.
Which has the better Enrollment?
Coal City High School: 642. Gardner-South Wilmington Twp H S: 154. Students enrolled in the latest NCES directory year.
How do Coal City High School and Gardner-South Wilmington Twp H S rank in Illinois?
Coal City High School is 148th of 691 and Gardner-South Wilmington Twp H S is 206th of 691 among high schools in Illinois on the 2025 Success Index (US).