| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gao, Sophia (9)
|
ADCPP |
1:16.20 |
1:17.41 |
1.21 |
| 2 |
Harpootlian, Hannah R (10)
|
ADCPP |
1:27.47 |
1:24.97 |
-2.50 |
| 3 |
Silaika, Genevieve E (10)
|
ADCPP |
1:27.07 |
1:28.49 |
1.42 |
| 4 |
Hao, Helen Z (10)
|
ADCPP |
1:27.96 |
1:28.95 |
0.99 |
| 5 |
Donofrio, Sophia B (9)
|
ADCPP |
1:31.38 |
1:31.07 |
-0.31 |
| 6 |
Fiacco, Briella P (10)
|
ADBFIN |
1:33.34 |
1:32.46 |
-0.88 |
| 7 |
Banson, Marissa Belle P (10)
|
ADBFIN |
1:37.15 |
1:41.49 |
4.34 |
| 8 |
Bourassa, Annalise (10)
|
ADCPP |
|
1:43.26 |
- |
| 9 |
Simmons, Madigan L (9)
|
ADCPP |
1:54.40 |
1:49.62 |
-4.78 |
| 10 |
Ensminger, Annabelle G (10)
|
ADCPP |
|
1:51.39 |
- |
| 11 |
Russo, Natalie L (10)
|
ADCPP |
1:53.16 |
1:58.45 |
5.29 |
| 12 |
Zhang, Chloe H (9)
|
ADCPP |
|
2:15.26 |
- |
| 13 |
Robles, Isabella M (9)
|
ADDELM |
|
2:27.00 |
- |
| 14 |
Buchakjian, Lola R (9)
|
ADCPP |
|
2:36.95 |
- |
| 15 |
Huang, Xiangyi (10)
|
ADCPP |
|
2:48.34 |
- |
|
Halpin, Ella P (9)
|
ADCPP |
|
NS |
- |
|
Sharghi, Ava (10)
|
ADCPP |
|
NS |
- |
|
McMahon, Elizabeth M (10)
|
ADUN |
1:20.12 |
NS |
- |