Class 4A O'Fallon Regional
02/11 - 02/15/19
First round
| Date | Time | Event | Final |
|---|---|---|---|
| 6:00 pm | Alton-35 vs Belleville West-44 at O'Fallon - Final | ||
| 7:30 pm | Granite City-24 vs Collinsville-61 at O'Fallon - Final |
Semifinal
| Date | Time | Event | Final |
|---|---|---|---|
| 6:00 pm | Belleville West-28 at O'Fallon-58 - Final | ||
| 7:30 pm | Collinsville-41 vs Springfield, Illinois-60 at O'Fallon - Final |
Championship
| Date | Time | Event | Final |
|---|---|---|---|
| 7:00 pm | Springfield, Illinois-46 at O'Fallon-47 - Final |