| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Nguyen, Lien J (12)
|
PVPM |
1:19.80 |
1:12.22 |
-7.58 |
| 2 |
Bremner, Annabelle G (12)
|
PVPM |
1:15.07 |
1:13.25 |
-1.82 |
| 3 |
Nelson, Maya H (11)
|
PVPM |
1:14.25 |
1:14.19 |
-0.06 |
| 4 |
Deza, Micaela S (12)
|
PVPM |
1:13.69 |
1:14.65 |
0.96 |
| 5 |
Althouse, Anna N (12)
|
PVPM |
1:19.09 |
1:17.87 |
-1.22 |
| 6 |
Smullen, Caroline A (12)
|
PVPM |
1:18.98 |
1:20.52 |
1.54 |
| 7 |
Gaines, Laila K (11)
|
PVPM |
1:19.89 |
1:21.06 |
1.17 |
| 7 |
Munroe, Annamarie E (12)
|
PVPM |
1:18.93 |
1:21.06 |
2.13 |
| 9 |
Fitzgerald, Tennyson E (11)
|
PVPM |
1:28.64 |
1:21.34 |
-7.30 |
| 10 |
Tummala, Samanvi (12)
|
PVPM |
1:28.27 |
1:26.48 |
-1.79 |
| 11 |
Beck, Elizabeth L (11)
|
PVPM |
1:27.13 |
1:26.58 |
-0.55 |
| 12 |
Beelaert, Anna C (11)
|
PVPM |
1:28.06 |
1:27.25 |
-0.81 |
| 13 |
Coulby, Lillian H (12)
|
PVFBST |
1:36.38 |
1:28.29 |
-8.09 |
| 14 |
Belda, Emerie J (11)
|
PVPM |
|
1:31.24 |
- |
| 15 |
Cornell, Rebecca M (12)
|
PVPM |
1:28.50 |
1:31.62 |
3.12 |
| 16 |
Meehan, Meghan A (11)
|
PVPM |
1:42.03 |
1:32.99 |
-9.04 |
| 17 |
Lichliter, Alyssa E (11)
|
PVPM |
1:34.93 |
1:34.02 |
-0.91 |
| 18 |
Yang, Elizabeth T (11)
|
PVPM |
1:29.91 |
1:34.50 |
4.59 |