| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gao, Sophia (11)
|
ADCPP |
1:18.14 |
1:15.23 |
-2.91 |
| 2 |
Harpootlian, Hannah R (11)
|
ADCPP |
1:28.21 |
1:24.00 |
-4.21 |
| 3 |
Smith, Lena T (11)
|
NESNAP |
1:25.88 |
1:24.87 |
-1.01 |
| 4 |
Carter, Gwendolyn S (11)
|
ADEELS |
1:36.99 |
1:29.36 |
-7.63 |
| 5 |
Donofrio, Sophia B (11)
|
ADCPP |
1:33.20 |
1:33.40 |
0.20 |
| 6 |
Kline, Keaghan E (11)
|
NESNAP |
1:39.42 |
1:33.59 |
-5.83 |
| 7 |
Downey, Isabelle G (11)
|
ADSCHE |
1:36.25 |
1:34.28 |
-1.97 |
| 8 |
Price, Catherine E (11)
|
ADSCHE |
1:38.29 |
1:36.89 |
-1.40 |
| 9 |
McFarland, Madeline J (11)
|
ADBFIN |
1:44.88 |
1:36.96 |
-7.92 |
| 10 |
Knill, Alexis A (11)
|
ADGLFY |
1:37.42 |
1:38.27 |
0.85 |
| 11 |
Banson, Marissa Belle P (11)
|
ADBFIN |
1:47.23 |
1:39.74 |
-7.49 |
| 12 |
Mieu, Shayla S (11)
|
ADBFIN |
|
1:39.95 |
- |
| 13 |
Boyle, Emma E (11)
|
ADSCHE |
1:44.67 |
1:44.56 |
-0.11 |
| 14 |
Sokolewicz, Catherine N (11)
|
ADSCHE |
|
1:46.38 |
- |
| 15 |
Pezzuto, Ava R (11)
|
ADEELS |
2:04.26 |
1:47.04 |
-17.22 |
| 16 |
Muldner, Marina A (11)
|
ADGRGF |
1:55.63 |
1:47.52 |
-8.11 |
| 17 |
Eldredge, Mary E (11)
|
ADSCHE |
|
1:51.16 |
- |
| 18 |
DelGuercio, Madelyn R (11)
|
ADSCHE |
1:53.02 |
1:52.08 |
-0.94 |
| 19 |
Fox, Olivia K (11)
|
ADSCHE |
|
1:53.39 |
- |
| 20 |
Johnson, Lila N (11)
|
ADSCHE |
|
1:53.48 |
- |
| 21 |
Reinhardt, Elina R (11)
|
ADSCHE |
2:16.07 |
1:56.22 |
-19.85 |
|
Nicastro, Gabriella G (11)
|
NEPVA |
|
DQ |
- |