| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Tilley, Emma R (12)
|
MADYD |
59.93 |
1:03.35 |
3.42 |
| 2 |
Boles, Karly J (11)
|
MAGAAC |
1:04.66 |
1:05.04 |
0.38 |
| 3 |
Freeman, Sarah E (11)
|
MAGAAC |
1:04.69 |
1:06.06 |
1.37 |
| 4 |
Miller, McKelden L (12)
|
MADYD |
1:06.10 |
1:07.50 |
1.40 |
| 5 |
Rasmussen, Rebecca S (12)
|
MAFSA |
1:10.71 |
1:08.27 |
-2.44 |
| 6 |
Busser, Freya E (11)
|
MAFSA |
1:12.59 |
1:10.46 |
-2.13 |
| 7 |
Weston, Lily A (12)
|
MAFSA |
|
1:14.39 |
- |
| 8 |
Cosgrove, Scarlett J (11)
|
MAGAAC |
1:12.53 |
1:15.86 |
3.33 |
| 9 |
O'Brien, Eryn (11)
|
MADYD |
1:19.07 |
1:16.24 |
-2.83 |
| 10 |
Brasch, Hannah L (12)
|
NJLIFE |
1:17.68 |
1:16.87 |
-0.81 |
| 11 |
Nartey, Afia S (11)
|
MASERP |
1:20.08 |
1:19.63 |
-0.45 |
| 12 |
Ortiz, Astashi (12)
|
NJLIFE |
1:33.06 |
1:28.51 |
-4.55 |
|
Gonnella, Ava R (11)
|
MAGAAC |
1:16.55 |
NS |
- |
|
Mejia-Ranno, Nicolette I (12)
|
MAJRAY |
1:35.75 |
NS |
- |