| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | Eleanor SCHMITZ | FR | Belleville West | 2:40.00 |
| 2 | Abigail PATRICK | JR | Mascoutah | 2:40.66 |
| 3 | Miah GILMORE | FR | Murphysboro | 2:42.00 |
| 4 | Catalina JIMENEZ | FR | Collinsville | 2:42.00 |
| 5 | Alyssa MANN | JR | Civic Memorial | 2:42.85 |
| 6 | Brooke STUBBS | FR | Belleville West | 2:43.00 |
| 7 | Tawney ANAYA | SO | Belleville East | 2:49.17 |
| 8 | Heidi DUQUE | SO | Collinsville | 2:52.00 |
| 9 | Brianna FAULK | FR | Belleville West | 2:55.20 |
| 10 | Emelia MCLEOD | JR | Triad | 3:10.00 |
| 11 | Adrianna MISRA | JR | Columbia | 3:16.95 |
| 12 | Madison GROOM | JR | Columbia | 3:19.63 |
| 13 | Sydney SOBCZAK | JR | Triad | 3:20.00 |
| 14 | Makaila BECKWITH | FR | Belleville East | 3:30.65 |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | Peyton SCHIEPPE | SR | O'Fallon | 2:25.00 |
| 2 | Kaitlyn HATLEY | SO | Father McGivney Catholic | 2:26.00 |
| 3 | Dylan PEEL | SO | Edwardsville | 2:29.90 |
| 4 | Grace HOPPER | FR | Glenwood | 2:30.00 |
| 5 | Sophie PASCHEL | SR | Alton | 2:30.00 |
| 6 | Madison STROTHEIDE | JR | Edwardsville | 2:30.20 |
| 7 | Julia MONSON | SR | O'Fallon | 2:31.27 |
| 8 | Riley DOYLE | JR | Roxana | 2:33.46 |
| 9 | Amelia MARTIN | SO | Mascoutah | 2:33.74 |
| 10 | Kayden GILMORE | SR | Murphysboro | 2:34.00 |
| 11 | Bella HANNAFORD | SO | Civic Memorial | 2:34.77 |
| 12 | Kali GADEN | JR | Glenwood | 2:35.00 |
| 13 | Gabrielle WOODRUFF | JR | Roxana | 2:38.52 |