| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Massimino, Chayse M (12)
|
ILCWAC |
1:12.19 |
1:11.61 |
-0.58 |
| 2 |
Mingmuang, Briana E (11)
|
ILCWAC |
1:20.88 |
1:12.97 |
-7.91 |
| 3 |
Wood, Claire H (12)
|
ILCWAC |
1:16.54 |
1:18.42 |
1.88 |
| 4 |
Bantsolas, Natalie K (11)
|
INHHSC |
1:15.58 |
1:19.34 |
3.76 |
| 5 |
Hajek, Lilliana M (12)
|
INCPSC |
1:21.53 |
1:21.62 |
0.09 |
| 6 |
Copper, Riley A (11)
|
INCPSC |
1:21.35 |
1:23.00 |
1.65 |
| 7 |
Rapcan, Emma L (11)
|
ILJPD |
1:40.00 |
1:23.27 |
-16.73 |
| 8 |
Chin, Sophia A (12)
|
ILCWAC |
1:22.83 |
1:23.38 |
0.55 |
| 9 |
Campbell, Abigail K (11)
|
INLCB |
1:27.80 |
1:23.98 |
-3.82 |
| 10 |
Counihan, Brea R (11)
|
ILLWSA |
1:24.65 |
1:24.33 |
-0.32 |
| 11 |
Folk, Madeline J (12)
|
ILBBSC |
1:42.44 |
1:27.22 |
-15.22 |
| 12 |
Wadle, Addison S (12)
|
ILTIDE |
|
1:28.04 |
- |
| 13 |
Monterola, Mikayla M (11)
|
ILCWAC |
1:42.05 |
1:34.57 |
-7.48 |
| 14 |
Trudeau, Isabelle F (12)
|
ILBBSC |
|
1:39.19 |
- |
| 15 |
Kinsella, Sadie L (12)
|
ILTIDE |
|
1:40.88 |
- |
| 16 |
Carney, Claire M (12)
|
INLCB |
|
1:41.59 |
- |
| 17 |
Cline, Lucia G (12)
|
ILNEPT |
2:08.31 |
1:42.76 |
-25.55 |
| 18 |
Gawthorp, Zoey C (12)
|
ILJPD |
1:55.00 |
1:45.59 |
-9.41 |
| 19 |
Stout, Jessa M (11)
|
INCPSC |
2:39.22 |
1:46.18 |
-53.04 |
| 20 |
Trautvetter, Aubrey J (11)
|
ILLWSA |
2:30.93 |
1:46.31 |
-44.62 |
| 21 |
Tucker, Erin A (11)
|
ILLWSA |
2:23.68 |
1:47.93 |
-35.75 |
| 22 |
Mosier, Keira C (11)
|
ILJPD |
|
1:48.00 |
- |
| 23 |
Ferak, Caroline M (11)
|
ILJPD |
2:02.24 |
1:51.39 |
-10.85 |
| 24 |
Domont, Sophia M (12)
|
ILBBSC |
|
1:53.90 |
- |
| 25 |
Land, Makayla M (12)
|
INLCB |
2:00.22 |
2:04.28 |
4.06 |
|
Haddox, Morgan E (12)
|
ILCWAC |
1:31.72 |
DQ |
- |
|
Flynn, Ella C (11)
|
ILLWSA |
|
DQ |
- |
|
Wander, Madilynn M (11)
|
ILLWSA |
|
NS |
- |