| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Meyerhoeffer, Stella M (13)
|
MRSPAR |
1:02.60 |
1:02.50 |
-0.10 |
| 2 |
Rotenberg, Mary H (13)
|
MRBAD |
1:01.54 |
1:03.32 |
1.78 |
| 3 |
Munday, Jessica L (13)
|
MRHES |
|
1:04.08 |
- |
| 4 |
Lomas, Melissa * (14)
|
MRBAD |
1:08.76 |
1:05.99 |
-2.77 |
| 5 |
Liew, Briana J (13)
|
MRGATE |
1:05.08 |
1:06.44 |
1.36 |
| 6 |
Sheridan, Kerry (14)
|
MRBAD |
1:06.06 |
1:07.99 |
1.93 |
| 7 |
Henriksson, Ida (14)
|
MRBAD |
1:13.56 |
1:11.20 |
-2.36 |
| 8 |
Ketchatcham, Sarah C (13)
|
MRCAS |
1:11.62 |
1:11.86 |
0.24 |
| 9 |
Yan, Emily (13)
|
MRGATE |
1:11.44 |
1:11.94 |
0.50 |
| 10 |
Coquillette, Jackie A (13)
|
MRBAD |
1:16.83 |
1:15.55 |
-1.28 |
| 11 |
Messado, Taiis (13)
|
MRSPAR |
1:23.17 |
1:16.94 |
-6.23 |
| 12 |
Zhao, Joanna J (13)
|
MRAPEX |
1:19.51 |
1:17.39 |
-2.12 |
| 13 |
Segree, Tyla (13)
|
MRCAS |
1:19.34 |
1:19.30 |
-0.04 |
| 14 |
Blizzard, Autumn (13)
|
MRASAP |
1:23.50 |
1:19.99 |
-3.51 |
| 15 |
Marshall, Eileen C (13)
|
MRBAD |
1:19.35 |
1:20.30 |
0.95 |
| 16 |
Lu, Erxi (13)
|
MRAPEX |
1:20.11 |
1:21.43 |
1.32 |
| 17 |
Sheridan, Ally (13)
|
MRBAD |
1:21.11 |
1:21.61 |
0.50 |
| 18 |
Crystal, Ella J (13)
|
MRBAD |
1:22.12 |
1:22.71 |
0.59 |
| 19 |
Guerrero, Jasmine (13)
|
MRBWBW |
1:22.06 |
1:22.98 |
0.92 |
| 20 |
Dominguez, Nailea (13)
|
MRUN |
1:22.51 |
1:23.98 |
1.47 |
| 21 |
Paradise, Alexandria (13)
|
MRBAD |
|
1:27.94 |
- |
| 22 |
Varela, Alba (13)
|
MRASAP |
1:27.65 |
1:33.18 |
5.53 |
| 23 |
Palma, Jadalynn J (13)
|
MRAPEX |
1:50.27 |
1:38.47 |
-11.80 |
| 24 |
Khaimchayev, Rachel (13)
|
MRGATE |
1:39.87 |
1:39.66 |
-0.21 |
|
Real, Anais (13)
|
MRASAP |
1:49.16 |
NS |
- |
|
Quiles, Jade A (13)
|
MRHES |
1:21.70 |
NS |
- |
|
Giacomo, Stella S (14)
|
MRBAD |
1:15.10 |
NS |
- |