| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Park, Cadence V (12)
|
MRYFD |
1:11.03 |
1:11.64 |
0.61 |
| 2 |
DeCasseres, Brianna O (12)
|
MRWEST |
1:13.33 |
1:13.80 |
0.47 |
| 3 |
Behrend, Molly C (12)
|
MRWEST |
1:16.11 |
1:17.82 |
1.71 |
| 4 |
Horney, Alexandra J (12)
|
MRWEST |
1:17.34 |
1:19.33 |
1.99 |
| 5 |
Hallman, Zaria A (12)
|
MRPAC |
1:18.34 |
1:19.84 |
1.50 |
| 6 |
Cinek, Alexandra (12)
|
MRPAC |
1:19.92 |
1:20.95 |
1.03 |
| 7 |
Hehman, Abigail G (12)
|
MRBGNW |
1:23.32 |
1:26.27 |
2.95 |
| 8 |
Espaillat, Riley M (12)
|
MRPAC |
1:26.73 |
1:28.82 |
2.09 |
| 9 |
Boyle, Aoibhin S (12)
|
MRYFD |
1:30.02 |
1:29.37 |
-0.65 |
| 10 |
Bartoletti, Alessandra K (12)
|
MRYFD |
1:29.02 |
1:29.94 |
0.92 |
| 11 |
Durkovic, Nina (12)
|
MRYFD |
1:25.87 |
1:31.13 |
5.26 |
| 12 |
Quigley, Eluned M (12)
|
MRBGNW |
1:27.97 |
1:31.25 |
3.28 |
| 13 |
Silletti, Julia N (12)
|
MRBGNW |
1:29.37 |
1:31.77 |
2.40 |
| 14 |
Masella, Catherine R (12)
|
MRYFD |
1:31.70 |
1:32.25 |
0.55 |
| 15 |
Park, Seyoung (12)
|
MRYFD |
1:43.63 |
1:38.41 |
-5.22 |
| 16 |
Strongin, Emme R (12)
|
MRYFD |
1:46.67 |
1:44.44 |
-2.23 |
| 17 |
Winnegar, Reilly A (12)
|
MRBGNW |
2:00.00 |
1:47.65 |
-12.35 |
| 18 |
Yoo, Alice S (12)
|
MRPAC |
1:50.00 |
2:05.17 |
15.17 |