| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Montefusco, Kathryn (12)
|
MRHYB |
1:06.34 |
1:06.08 |
-0.26 |
| 2 |
Alexander, Allyse I (12)
|
MRLGAC |
1:06.70 |
1:06.42 |
-0.28 |
| 3 |
Estrada-Nunez, Thais I (12)
|
MRLGAC |
1:14.42 |
1:08.91 |
-5.51 |
| 4 |
Cekic, Kiara C (11)
|
MRRA |
1:28.34 |
1:12.42 |
-15.92 |
| 5 |
Wu, Katelin (12)
|
MRQNS |
1:15.84 |
1:13.07 |
-2.77 |
| 6 |
Healy, Sierra (11)
|
MRHYB |
1:08.94 |
1:13.45 |
4.51 |
| 7 |
Mamak, Marisa A (12)
|
MRFLY |
1:20.39 |
1:13.54 |
-6.85 |
| 8 |
Mullin, Allison B (11)
|
MRLGAC |
1:15.13 |
1:15.17 |
0.04 |
| 9 |
Trinidad, Mianny L (11)
|
MRRED |
1:17.01 |
1:17.04 |
0.03 |
| 10 |
Gil, Fiona G (12)
|
MRLGAC |
1:17.22 |
1:17.88 |
0.66 |
| 11 |
Rodriguez, Catalina A (11)
|
MRQNS |
|
1:18.12 |
- |
| 12 |
Burke, Caitlin E (12)
|
MRFLY |
1:25.17 |
1:18.13 |
-7.04 |
| 13 |
Lynch, Katherine H (12)
|
MRRA |
1:16.45 |
1:20.51 |
4.06 |
| 14 |
Nacianceno, Emily A (12)
|
MRFLY |
1:27.71 |
1:21.21 |
-6.50 |
| 15 |
Hepworth, Leigh (12)
|
MRHYB |
|
1:21.58 |
- |
| 16 |
Bacon, Marina S (12)
|
MRRED |
1:22.43 |
1:21.98 |
-0.45 |
| 17 |
Bice, Ciara M (11)
|
MRQNS |
1:20.62 |
1:23.23 |
2.61 |
| 18 |
Ewald, Sydney (11)
|
MRNCAC |
1:25.00 |
1:23.60 |
-1.40 |
| 19 |
Gordon, Jessica B (12)
|
MRRA |
1:26.10 |
1:23.78 |
-2.32 |
| 20 |
Chun, Ellie Y (12)
|
MRGATE |
1:32.00 |
1:24.35 |
-7.65 |
| 21 |
Jeong, Bina (12)
|
MRQNS |
1:30.50 |
1:26.43 |
-4.07 |
| 22 |
Lipan, Anais (12)
|
MRQNS |
|
1:27.38 |
- |