The fastest-growing public high schools in St. Clair County, Illinois
Across St. Clair County, Illinois, 7 public high schools are ranked here, ranked by enrollment growth between the 2017-18 and 2024-25 school years. Mascoutah High School leads the list at 15.3%, against a median of 5.1% across the ranked schools.
Use the search box to find a specific school within this ranking, sort by any column, or export the full list. Built from NCES and state data for 2024-25.
| # | School | City | 2024-25 | % Change |
|---|---|---|---|---|
| 1 | Mascoutah High School | Mascoutah, IL | 1,243 | 15.3% |
| 2 | Freeburg Community High Sch | Freeburg, IL | 689 | 8.8% |
| 3 | O Fallon High School | O Fallon, IL | 2,540 | 5.4% |
| 4 | Belleville High School-East | Belleville, IL | 2,600 | 5.1% |
| 5 | East St Louis Senior High School | East Saint Louis, IL | 1,288 | 4.3% |
| 6 | Collinsville High School | Collinsville, IL | 1,956 | 3.8% |
| 7 | Belleville High School-West | Belleville, IL | 2,118 | 2.5% |
All schools in St. Clair County →
Fastest growing rankings at a wider scope
Other rankings for St. Clair County, Illinois
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