| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | Isabelle LAC | SO | Springfield (Sacred Heart-Gr | 35.34 |
| 2 | Haley RODGERS | SO | Piasa (Southwestern) | 33.54 |
| 3 | Jillian CAPRIOTTI | SR | Rochester | 33.24 |
| 4 | Morgan DURHAM | JR | Piasa (Southwestern) | 30.84 |
| 5 | Olivia ROBKE | JR | Breese (Central) | 31.81 |
| 6 | Claire BAIMA | FR | Staunton | 33.24 |
| 7 | Bianka DELVALLE | FR | Staunton | 34.64 |
| 8 | Sylvia PECK | SO | Springfield (Sacred Heart-Gr | NT |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | Sophia THOMAS | FR | Highland | 30.27 |
| 2 | Paige LOHMAN | FR | Roxana | 29.72 |
| 3 | Britney LEWIS | SO | Springfield (Lanphier) | 29.45 |
| 4 | Jessica BROWN | FR | Wood River (East Alton-W.R.) | 29.34 |
| 5 | Lily DAUGHTERY | SO | Roxana | 29.44 |
| 6 | Addy STUCKEY | SO | Rochester | 29.72 |
| 7 | Apiphany PATTERSON | SO | Springfield (Lanphier) | 30.01 |
| 8 | Cheyenne CHOAT | SO | Highland | 30.37 |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | Megan DOUGLAS | SR | Wood River (East Alton-W.R.) | 29.04 |
| 2 | Morgan AHLE | JR | Breese (Central) | 28.53 |
| 3 | Markia LAMPLEY | SR | East St. Louis (Sr.) | 27.88 |
| 4 | Sydney JONES | FR | East St. Louis (Sr.) | 26.02 |
| 5 | Sasha GORDON | SR | Springfield (Southeast) | 26.74 |
| 6 | Rachel YATES | JR | Troy (Triad) | 28.39 |
| 7 | Riley CISSELL | FR | Troy (Triad) | 29.00 |
| 8 | Derrianna DAVIS | FR | Springfield (Southeast) | 29.14 |