| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Brierley, Jane B (13)
|
MREHY |
1:01.80 |
1:02.27 |
0.47 |
| 2 |
Quiller, Hailey M (14)
|
MRCAS |
1:06.04 |
1:04.80 |
-1.24 |
| 3 |
Reich, Julia K (14)
|
MRBAD |
1:09.06 |
1:09.66 |
0.60 |
| 4 |
Ge, Xinrui (14)
|
MRAPEX |
1:08.98 |
1:11.31 |
2.33 |
| 5 |
Weber, Wendy (14)
|
MRBKR |
1:09.50 |
1:11.81 |
2.31 |
| 6 |
Toledo, Ylenia E (13)
|
MRAPEX |
1:13.25 |
1:12.61 |
-0.64 |
| 7 |
Wong, Kelly M (14)
|
MRAPEX |
1:13.44 |
1:12.91 |
-0.53 |
| 8 |
Wong, Kristen A (14)
|
MRAPEX |
1:12.15 |
1:13.83 |
1.68 |
| 9 |
Mitchell, Sabine L (13)
|
MRBKR |
1:11.00 |
1:14.41 |
3.41 |
| 10 |
Balachandran, Isabelle P (14)
|
MRBAD |
1:18.20 |
1:15.62 |
-2.58 |
| 11 |
Bludova, Oryna (13)
|
MRBKR |
1:10.00 |
1:17.02 |
7.02 |
| 12 |
Hancock, Lila B (14)
|
MRBKR |
1:15.00 |
1:17.25 |
2.25 |
| 13 |
Dyner, Emily C (14)
|
MREHY |
1:07.89 |
1:18.75 |
10.86 |
| 14 |
Washington, Madison L (13)
|
MRCAS |
1:19.61 |
1:19.19 |
-0.42 |
| 15 |
Williams, Alisia (14)
|
MRCAS |
1:23.41 |
1:21.49 |
-1.92 |
| 16 |
Chtokolov, Daria D (13)
|
MRBAD |
|
1:22.86 |
- |
| 17 |
Chan, Angelina (13)
|
MRNYCP |
1:22.94 |
1:23.71 |
0.77 |
| 18 |
Karp, Samara (13)
|
MRBKR |
1:32.15 |
1:31.71 |
-0.44 |
| 19 |
Stroud, Lily L (14)
|
MRBKR |
1:35.00 |
1:36.51 |
1.51 |
|
Barnard, Maya T (13)
|
MRHES |
1:24.94 |
NS |
- |