| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kaufmann, Noelle E (14)
|
MRBGNW |
56.85 |
59.04 |
2.19 |
| 2 |
Pryne, Jessica L (14)
|
MRNYSA |
59.60 |
1:02.29 |
2.69 |
| 3 |
Franks, Ava L (14)
|
MRBGNW |
1:02.36 |
1:02.74 |
0.38 |
| 4 |
Rocco, Emily A (13)
|
MRBGNW |
1:02.55 |
1:04.76 |
2.21 |
| 5 |
Desiderio, Sarah P (13)
|
MRBGNW |
1:06.13 |
1:07.58 |
1.45 |
| 6 |
Paez, Isabella S (13)
|
MRBGNW |
1:06.97 |
1:08.80 |
1.83 |
| 7 |
Posner, Kathryn G (14)
|
MRBGNW |
1:09.62 |
1:09.57 |
-0.05 |
| 8 |
Barnes, Alexandria S (13)
|
MRNYSA |
1:10.64 |
1:11.25 |
0.61 |
| 9 |
Kazibwe, Mary N (14)
|
MRBGNW |
1:13.08 |
1:11.48 |
-1.60 |
| 10 |
Eforo, Danielle (13)
|
MRGAEL |
1:13.00 |
1:16.16 |
3.16 |
| 11 |
Hulme, Ella R (14)
|
MRBGNW |
1:11.17 |
1:16.27 |
5.10 |
| 12 |
Weglarz, Juliet R (14)
|
MRBGNW |
1:15.36 |
1:16.45 |
1.09 |
| 13 |
Lau, Emma S (14)
|
MRNYSA |
1:13.88 |
1:16.47 |
2.59 |
| 14 |
Paruvangada, Ananya K (13)
|
MRBGNW |
1:17.22 |
1:18.18 |
0.96 |
| 15 |
Galpotthawela, Mythri L (14)
|
MRBGNW |
1:18.14 |
1:21.58 |
3.44 |
| 16 |
Hallac, Anna C (14)
|
MRBGNW |
1:21.44 |
1:21.74 |
0.30 |
| 17 |
Leishman, Pearl B (14)
|
MRNYSA |
1:38.78 |
1:36.52 |
-2.26 |
|
Knox, Thandiwe N (13)
|
MRNYSA |
1:25.96 |
NS |
- |