| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 3 | Gabrielle PEPPERS | FR | Belleville East | 1:01.84 |
| 4 | Chloe MILLER | SO | Alton | 1:01.00 |
| 5 | Kaitlyn FLANNERY | FR | Edwardsville | 1:01.11 |
| 6 | Lily PRINDABLE | FR | O'Fallon | 1:05.69 |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | Monica PARKER | JR | O'Fallon | 1:01.00 |
| 2 | Amyjia ROBINSON | FR | Belleville West | 1:00.80 |
| 3 | Zhakeya HAWKINS | JR | East St. Louis | 1:00.20 |
| 4 | Jaylinn BELL | FR | Edwardsville | 59.92 |
| 5 | Armoni GLENN | JR | East St. Louis | 1:00.00 |
| 6 | London QUARLES | FR | Belleville East | 1:00.45 |
| 7 | Kennedy WILLIAMS | JR | Belleville West | 1:00.87 |
| 8 | Morrisa STARK | FR | Alton | 1:01.00 |