| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
DiGiallonardo, Grace E (12)
|
ILDDST |
1:16.23 |
1:17.13 |
0.90 |
| 2 |
Salverson, Ava C (11)
|
ILDDST |
1:18.39 |
1:18.27 |
-0.12 |
| 3 |
Stroh, Erin R (12)
|
ILFFSC |
1:23.48 |
1:21.68 |
-1.80 |
| 4 |
Hofmann, Grace E (12)
|
ILDDST |
1:25.19 |
1:25.93 |
0.74 |
| 5 |
Starkey, Ava R (12)
|
ILFFSC |
1:37.32 |
1:27.12 |
-10.20 |
| 6 |
DuVall, Hailey E (12)
|
ILSPY |
1:22.54 |
1:28.24 |
5.70 |
| 7 |
Booker, Madalyn R (12)
|
ILSBD |
1:26.67 |
1:28.25 |
1.58 |
| 8 |
Lampert, Sophie A (12)
|
ILFFSC |
1:39.97 |
1:29.22 |
-10.75 |
| 9 |
O'Malley, Caelin S (11)
|
ILBNSC |
1:29.59 |
1:29.78 |
0.19 |
| 10 |
Jarosik, Sasha G (11)
|
ILLHSC |
1:30.15 |
1:31.04 |
0.89 |
| 11 |
Rankin, Maddie L (11)
|
ILBNSC |
1:34.19 |
1:31.12 |
-3.07 |
| 12 |
Tomko, Elizabeth P (12)
|
ILBASC |
1:34.35 |
1:31.83 |
-2.52 |
| 13 |
Roe, Emily D (11)
|
ILBNSC |
1:36.25 |
1:32.30 |
-3.95 |
| 14 |
Mantovani, Fernanda M (11)
|
ILDDST |
1:38.53 |
1:32.42 |
-6.11 |
| 15 |
Sun, Michelle (12)
|
ILDDST |
1:34.62 |
1:32.92 |
-1.70 |
| 16 |
Fortner, Olivia R (11)
|
ILBASC |
1:31.81 |
1:34.39 |
2.58 |
| 17 |
Litwiller, Abigail L (12)
|
ILOCS |
1:33.11 |
1:35.65 |
2.54 |
| 18 |
Agarwal, Shikha (11)
|
ILDDST |
1:42.62 |
1:35.87 |
-6.75 |
| 19 |
Lynch, Madison R (11)
|
ILLHSC |
1:37.05 |
1:36.31 |
-0.74 |
| 20 |
Unruh, Ally G (11)
|
ILDDST |
1:42.30 |
1:36.49 |
-5.81 |
| 21 |
Lafferty, Tessa A (12)
|
ILFFSC |
1:40.24 |
1:37.84 |
-2.40 |
| 22 |
Short, Elizabeth A (12)
|
ILDDST |
1:32.09 |
1:38.08 |
5.99 |
| 23 |
Forrest, Emily R (12)
|
ILBNSC |
1:39.72 |
1:38.79 |
-0.93 |
| 24 |
Johnson, Ava G (12)
|
ILFFSC |
1:34.71 |
1:39.18 |
4.47 |
| 25 |
Wands, Leah E (12)
|
ILBASC |
1:37.92 |
1:39.79 |
1.87 |
| 26 |
Poppenhouse, Hannah R (11)
|
ILSPY |
1:39.82 |
1:40.14 |
0.32 |
| 27 |
Lange, Gabriella E (11)
|
ILLHSC |
|
1:43.27 |
- |
| 28 |
Harrison, Emma R (11)
|
ILFFSC |
1:41.69 |
1:46.91 |
5.22 |
| 29 |
Falstad, Alexandria F (11)
|
ILFFSC |
1:48.21 |
1:47.94 |
-0.27 |
| 30 |
Junaidi, Liza (12)
|
ILDDST |
1:52.49 |
1:50.56 |
-1.93 |
| 31 |
Sun, Patricia W (11)
|
ILDDST |
1:54.12 |
1:53.30 |
-0.82 |
| 32 |
West, Zoie M (12)
|
ILLHSC |
1:55.11 |
1:56.01 |
0.90 |
| 33 |
Harshbarger, Rose E (12)
|
ILFFSC |
|
1:56.17 |
- |
| 34 |
Dluski, Gabriella A (11)
|
ILDDST |
2:18.08 |
1:56.41 |
-21.67 |
| 35 |
Martincic, Chloe M (11)
|
ILBASC |
1:44.74 |
1:57.96 |
13.22 |
| 36 |
Hoeft, Savannah R (12)
|
ILOCS |
2:08.48 |
2:02.50 |
-5.98 |
| 37 |
Voyles, Kylie J (11)
|
ILSBD |
2:06.23 |
2:10.77 |
4.54 |
| 38 |
Cooper, Leyanna F (11)
|
ILOCS |
|
2:13.26 |
- |
| 39 |
Guha, Sneha (12)
|
ILBNSC |
|
2:13.61 |
- |
| 40 |
Ragains, Hannah E (12)
|
ILBNSC |
|
2:19.94 |
- |
| 41 |
Donovan, Isabel m (11)
|
ILSBD |
|
2:24.19 |
- |
| 42 |
Morton, McKenna K (11)
|
ILOCS |
|
2:49.69 |
- |