| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | GARCIA, Lea | Burlington (Central) | 2:46.43 |
| 2 | WENDT, Teyla | Dixon (H.S.) | 2:46.68 |
| 3 | SHERMAN, Bailey | Sandwich | 2:48.46 |
| 4 | CADELL, Margaret | Lisle (Sr) | 2:58.74 |
| 5 | SHATTERS, Dakota | Plano | 3:01.29 |
| 6 | KLECKNER, Elizabeth | Sycamore (H.S.) | 3:03.23 |
| 7 | FRIELING, Emily | Glen Ellyn (Glenbard South) | 3:15.92 |
| 8 | CRUZ, Heidi | Rochelle | 3:19.67 |
| 9 | GRAIBER, Kylie | Glen Ellyn (Glenbard South) | 3:22.13 |
| 10 | DIDOMENICO, Tessa | Burlington (Central) | NT |
| 11 | RINGSRUD, Leann | Wheaton (St. Francis) | NT |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | OROZCO, Isabella | Aurora (Central Catholic) | 2:22.44 |
| 2 | KUNIO, Olivia | Aurora (Rosary) | 2:24.14 |
| 3 | DINEEN, Katelyn | Aurora (Central Catholic) | 2:24.24 |
| 4 | ITALIA, Maia | Aurora (Rosary) | 2:24.26 |
| 5 | GREGERSEN, Cora | West Chicago (Wheaton Academ | 2:31.44 |
| 6 | JERBI, Kaitlyn | Genoa (G.-Kingston) | 2:38.82 |
| 7 | VON SCHNASE, Kylie | Sycamore (H.S.) | 2:39.09 |
| 8 | KUEHL, Leah | Dixon (H.S.) | 2:43.74 |
| 9 | LISTER, Sarah Jane | West Chicago (Wheaton Academ | 2:45.14 |
| 10 | STAHL, Alana | Sandwich | 2:45.96 |