| Lane | Athlete | Yr. | Team | Seed | Note | 
|---|---|---|---|---|---|
| 1 | LAMPA, Colette | JR | Rolling Meadows | 2:39.29 | |
| 2 | DESAI, Anishi | SR | Palatine (Fremd) | 2:39.90 | |
| 3 | CARRASQUILLO, Alessandra | SR | Hoffman Estates (H.S.) | 2:42.70 | |
| 4 | KALLAS, Cassidy | SR | Buffalo Grove | 2:45.00 | |
| 5 | WEGROWSKI, Maja | JR | Buffalo Grove | 2:45.00 | |
| 6 | PISTO, Milana | FR | Schaumburg | 2:47.38 | |
| 7 | AUYEUNG, Katie | SR | Hoffman Estates (Conant) | 2:53.31 | |
| 8 | ZAJAK, Kordilia | JR | Elk Grove Village (E.G.) | 2:53.60 | |
| 9 | CORDOVA, Giselle | SR | Elk Grove Village (E.G.) | 2:57.60 | |
| 10 | SANTOS, Jocelyn | JR | Hoffman Estates (H.S.) | 2:58.11 | |
| 11 | ANTUNA, Aimee | JR | Hoffman Estates (Conant) | 2:58.34 | 
| Lane | Athlete | Yr. | Team | Seed | Note | 
|---|---|---|---|---|---|
| 1 | GINSBERG, Audrey | SR | Mt. Prospect (Prospect) | 2:19.49 | |
| 2 | ZNAJDA, Veronica | FR | Mt. Prospect (Prospect) | 2:28.28 | |
| 3 | GINDER, Mackenzie | JR | Arlington Heights (Hersey) | 2:28.41 | |
| 4 | BURNS, Kayleigh | SO | Barrington | 2:28.95 | |
| 5 | MARKHAM, Amanda | JR | Palatine (Fremd) | 2:29.70 | |
| 6 | PLEWA, Natalia | SR | Arlington Heights (Hersey) | 2:32.10 | |
| 7 | HALL, Ruth | JR | Palatine (H.S.) | 2:33.00 | |
| 8 | SIDDIQUI, Fatima | SO | Palatine (H.S.) | 2:33.00 | |
| 9 | SCHLUCKBIER, Grace | SO | Schaumburg | 2:34.65 | |
| 10 | EDWARDS, Allie | SO | Barrington | 2:37.68 | |
| 11 | KEHR, Melanie | SR | Wheeling | 2:38.90 |