| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Miou, Grace (16)
|
MRNCAC |
1:02.00 |
1:02.63 |
0.63 |
| 2 |
Tomita, Yurika (15)
|
MRYFD |
1:10.00 |
1:06.51 |
-3.49 |
| 3 |
Harris, Atsedemaryam A (13)
|
MRUN |
1:07.33 |
1:08.38 |
1.05 |
| 4 |
Guarnieri, Emma F (13)
|
MRRA |
1:05.68 |
1:10.81 |
5.13 |
| 5 |
Chang, Grace (14)
|
MRNYCP |
1:20.89 |
1:13.64 |
-7.25 |
| 6 |
Ketchatcham, Sarah C (13)
|
MRCAS |
1:14.44 |
1:14.90 |
0.46 |
| 7 |
Ritziu, Andrea (15)
|
MRRIST |
1:26.26 |
1:18.63 |
-7.63 |
| 8 |
King, Danielle (13)
|
MRNYCP |
1:22.54 |
1:18.67 |
-3.87 |
| 9 |
Jordan, Lara (14)
|
MRRIST |
1:29.70 |
1:23.83 |
-5.87 |
| 10 |
Orientale, Julia (14)
|
MRRA |
1:46.03 |
1:29.65 |
-16.38 |
| 11 |
Nazarova, Erika (13)
|
MRRIST |
1:20.00 |
1:29.73 |
9.73 |
| 12 |
Illig, Sally A (15)
|
MRBKR |
1:35.00 |
1:32.59 |
-2.41 |
|
Munday, Jessica L (13)
|
MRHES |
1:03.52 |
NS |
- |