| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | Raegan MYERS | FR | Triad | 1:31.04 |
| 2 | Maggie HATHAWAY | FR | Harrisburg | 1:20.00 |
| 3 | Taylor DUNCAN | FR | Granite City | 1:14.02 |
| 4 | Arabella WILLIAMS | FR | Marion | 1:13.00 |
| 5 | Maddison LEONARD | SO | Clinton | 1:13.16 |
| 6 | Danetria THOMAS | FR | Belleville West | 1:15.20 |
| 7 | Alexa HARRIS | SR | Clinton | 1:25.00 |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | Aliyah SIMMONS | SO | Glenwood | 1:12.00 |
| 2 | Makayla BONNER | FR | Granite City | 1:11.44 |
| 3 | Harmony COWSERT | FR | Harrisburg | 1:10.00 |
| 4 | Leah KITZMILLER | FR | Triad | 1:09.00 |
| 5 | Leslie LEE | FR | Edwardsville | 1:10.00 |
| 6 | Kinley GOVERO | FR | Civic Memorial | 1:11.00 |
| 7 | Destiny CROWDER | JR | Collinsville | 1:11.61 |
| 8 | Heidi DUQUE | JR | Collinsville | 1:12.00 |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | Kaasi JOHNSON | JR | Belleville West | 1:07.20 |
| 2 | Baylee SUMMERS | FR | Effingham | 1:07.06 |
| 3 | Haddie HILL | SO | Effingham | 1:05.64 |
| 4 | Tatum MASCHHOFF | JR | Mascoutah | 1:05.62 |
| 5 | Mariah CREAMER | SO | Mascoutah | 1:05.62 |
| 6 | Ashley WATSON | SO | Lanphier | 1:06.11 |
| 7 | Jordan BROOKS | JR | Cahokia | 1:07.19 |
| 8 | Grace HANY | JR | University (Normal) | 1:07.88 |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | Apiphany PATTERSON | SR | Lanphier | 1:04.17 |
| 2 | Lydia GURNSEY | JR | Glenwood | 1:04.00 |
| 3 | Kaitlyn FLANNERY | FR | Edwardsville | 1:03.24 |
| 4 | Hailey TUCKER | SR | Cahokia | 1:01.16 |
| 5 | Chloe MILLER | SO | Alton | 1:03.00 |
| 6 | Bella HANNAFORD | JR | Civic Memorial | 1:04.00 |
| 7 | Morrisa STARK | FR | Alton | 1:04.00 |
| 8 | Allie ZASTROW | SR | University (Normal) | 1:05.00 |