| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Levet, Charlotte (12)
|
FGNPB |
1:09.15 |
1:09.75 |
0.60 |
| 2 |
Rosa, Anna G (12)
|
FGYSPB |
1:12.71 |
1:10.45 |
-2.26 |
| 3 |
Garcia, Camila (11)
|
FGYSPB |
1:14.15 |
1:13.10 |
-1.05 |
| 4 |
MacVane, Riley C (12)
|
FGNPB |
1:13.79 |
1:14.13 |
0.34 |
| 5 |
Freeman, Ruby J (12)
|
FGNPB |
1:18.02 |
1:15.94 |
-2.08 |
| 6 |
Heilpern, Meghan L (12)
|
FGNPB |
1:21.44 |
1:16.02 |
-5.42 |
| 7 |
Smith, Katelyn T (12)
|
FGNPB |
1:23.29 |
1:17.23 |
-6.06 |
| 8 |
Barkauskas, Alexandra E (12)
|
FGNPB |
1:19.96 |
1:19.48 |
-0.48 |
| 9 |
Carpenito, Samantha M (12)
|
FGNPB |
1:25.14 |
1:20.25 |
-4.89 |
| 10 |
Lopez, Phoenix S (11)
|
FGECAC |
1:23.72 |
1:20.32 |
-3.40 |
| 11 |
Eaton, Emily G (11)
|
FGECAC |
1:29.60 |
1:21.22 |
-8.38 |
| 12 |
Partin, Riley F (11)
|
FGMART |
1:28.84 |
1:21.70 |
-7.14 |
| 13 |
Garand, Zoe J (11)
|
FGYSPB |
1:27.44 |
1:24.86 |
-2.58 |
| 14 |
Lopez, Natalia (12)
|
FGYSPB |
1:31.62 |
1:31.74 |
0.12 |
|
Marx, Sophie T (12)
|
FGNPB |
1:38.99 |
DQ |
- |
|
Ruggiere, Kai K (12)
|
FGECAC |
1:12.69 |
NS |
- |
|
Ginsburg, Daniela (11)
|
FGYSPB |
|
NS |
- |