| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Huerta-Andrade, Isabella (11)
|
NIFAST |
1:29.55 |
1:26.50 |
-3.05 |
| 2 |
Schmitt, Katie C (12)
|
NIHAST |
1:31.99 |
1:28.69 |
-3.30 |
| 3 |
Zerger, Belah (11)
|
NIGRSC |
1:31.20 |
1:29.34 |
-1.86 |
| 4 |
Childs, Maggie E (11)
|
NIWEBS |
1:30.16 |
1:31.08 |
0.92 |
| 5 |
Vazquez Serra, Covadonga (12)
|
NIPACK |
1:39.35 |
1:31.61 |
-7.74 |
| 6 |
Patrick, Chloe B (12)
|
NIWEBS |
1:33.68 |
1:31.82 |
-1.86 |
| 7 |
Spall, Carlie A (12)
|
NIHAST |
1:38.07 |
1:31.87 |
-6.20 |
| 8 |
Kazmark, Olivia N (11)
|
NIVICT |
1:36.40 |
1:32.47 |
-3.93 |
| 9 |
Kuder, Hailey P (12)
|
NIHAST |
1:39.49 |
1:33.77 |
-5.72 |
| 10 |
Buzzell, Ella L (11)
|
NIGRSC |
1:36.83 |
1:35.63 |
-1.20 |
| 11 |
Haak, Ariel E (12)
|
NIRRST |
1:39.62 |
1:38.09 |
-1.53 |
| 12 |
Williams, Sarah E (11)
|
NIHAST |
1:42.66 |
1:40.67 |
-1.99 |
| 13 |
Osborne, Samantha R (11)
|
NIGRSC |
1:48.59 |
1:42.54 |
-6.05 |
| 14 |
Morris, Emlyn O (11)
|
NIPACK |
|
1:42.74 |
- |
| 15 |
Cuddy, Clare M (12)
|
NIGRSC |
1:54.91 |
1:45.77 |
-9.14 |
| 16 |
Stonehouse, Sierra L (11)
|
NIGRSC |
1:48.46 |
1:53.83 |
5.37 |
| 17 |
Cady, Makenna N (11)
|
NIWEBS |
2:03.31 |
2:06.12 |
2.81 |
|
Petrilli, Lia C (11)
|
NIPACK |
|
DQ |
- |
|
Hubbard, Mary Elena P (11)
|
NIGRSC |
1:39.22 |
DQ |
- |
|
VanDamme, Avery M (11)
|
NIWEBS |
1:59.89 |
DQ |
- |