| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Dannhaus, Olivia R (14)
|
ILSAGE |
2:29.46 |
2:38.77 |
9.31 |
| 2 |
Sanyal, Angelica (13)
|
ILDCST |
2:41.36 |
2:42.30 |
0.94 |
| 3 |
Zelikman, Abi V (14)
|
ILSAGE |
2:39.73 |
2:42.33 |
2.60 |
| 4 |
Fernandez, Natasha N (14)
|
ILSAGE |
2:39.97 |
2:45.32 |
5.35 |
| 5 |
Rasmussen, Julia M (14)
|
ILDCST |
2:46.54 |
2:47.12 |
0.58 |
| 6 |
Celentano, Ashley J (13)
|
ILSAGE |
3:00.67 |
2:56.29 |
-4.38 |
| 7 |
McClain, Sonya (14)
|
ILBVDY |
3:02.56 |
2:58.06 |
-4.50 |
| 8 |
Himango, Laila R (12)
|
ILFVFY |
|
3:11.77 |
- |
| 9 |
Colleran, Gretchen R (14)
|
ILPALA |
3:12.39 |
3:16.56 |
4.17 |
| 10 |
Thor, Peyton S (13)
|
ILRAYS |
|
3:17.17 |
- |
| 11 |
Pugh, Leah O (13)
|
ILDCST |
3:36.93 |
3:25.66 |
-11.27 |