| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Dannhaus, Olivia R (12)
|
ILSAGE |
1:13.96 |
1:10.60 |
-3.36 |
| 2 |
Kelley, Kaelin A (12)
|
ILSPY |
1:14.41 |
1:11.99 |
-2.42 |
| 3 |
Vazquez, Yeira (12)
|
ILBRRY |
1:13.88 |
1:12.58 |
-1.30 |
| 4 |
Zelikman, Abi V (12)
|
ILSAGE |
1:16.61 |
1:15.12 |
-1.49 |
| 5 |
Koch, Ursula E (12)
|
ILRAYS |
1:18.13 |
1:17.78 |
-0.35 |
| 5 |
Gresik, Kaitlyn M (12)
|
ILJETS |
1:18.48 |
1:17.78 |
-0.70 |
| 7 |
Williams, Jessi H (12)
|
ILSAGE |
1:17.80 |
1:17.89 |
0.09 |
| 8 |
Pasqualicchio, Peyton E (11)
|
ILBRRY |
1:20.33 |
1:18.50 |
-1.83 |
| 9 |
Bollinger, Ellie D (12)
|
ILMYST |
1:20.80 |
1:19.24 |
-1.56 |
| 10 |
Hurst, Abby M (12)
|
ILYDSC |
1:22.43 |
1:19.62 |
-2.81 |
| 11 |
Christopher, Livia B (12)
|
ILLATT |
1:21.85 |
1:19.96 |
-1.89 |
| 12 |
Barnett, Lydia (12)
|
ILKEWE |
1:23.59 |
1:20.89 |
-2.70 |
| 13 |
Ayers, Payton (12)
|
ILHIGH |
1:22.81 |
1:21.09 |
-1.72 |
| 14 |
True, Tallula R (12)
|
ILMYST |
1:23.77 |
1:22.04 |
-1.73 |
| 14 |
DuVall, Hailey E (12)
|
ILSPY |
1:22.54 |
1:22.04 |
-0.50 |
| 16 |
Wheeler, Abbigail (11)
|
ILSPY |
1:21.79 |
1:22.44 |
0.65 |
| 17 |
Hunter, Hazelyn (12)
|
ILDANY |
1:21.16 |
1:22.62 |
1.46 |
| 18 |
Shewfelt, Sofia j (12)
|
ILMYST |
1:23.37 |
1:22.94 |
-0.43 |
| 19 |
Stauder, Grace E (12)
|
ILLATT |
1:22.75 |
1:23.22 |
0.47 |