| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Bell, Chiara M (12)
|
FGNPB |
1:09.49 |
1:08.45 |
-1.04 |
| 2 |
Miller, Erin G (11)
|
FGSAS |
1:11.38 |
1:10.87 |
-0.51 |
| 3 |
Papadopoulos, Elena (12)
|
FGECAC |
1:12.96 |
1:12.28 |
-0.68 |
| 4 |
Martinez, Gabriella T (11)
|
FGSFTL |
1:16.61 |
1:12.77 |
-3.84 |
| 5 |
Lopez-McNenney, Andrea V (12)
|
FGFKSC |
1:10.75 |
1:14.25 |
3.50 |
| 6 |
Armbruster, Kaitlyn P (12)
|
FGPCS |
1:20.34 |
1:15.66 |
-4.68 |
| 7 |
Runk, Sydney M (12)
|
FGNPB |
1:18.81 |
1:18.17 |
-0.64 |
| 8 |
Vazquez-Quiroga, Leire (11)
|
FGAZFL |
1:22.75 |
1:19.31 |
-3.44 |
| 9 |
Portik-Gergely, Kata (11)
|
FGPCS |
1:20.96 |
1:19.71 |
-1.25 |
| 10 |
Bennett, Lorelei K (12)
|
FGPCS |
1:21.87 |
1:19.90 |
-1.97 |
| 11 |
Smith, Corley F (12)
|
FGFKSC |
1:25.23 |
1:20.57 |
-4.66 |
| 12 |
Heilpern, Meghan L (12)
|
FGNPB |
1:34.32 |
1:22.07 |
-12.25 |
| 13 |
Stengel, Camille A (12)
|
FGCANE |
1:29.05 |
1:22.45 |
-6.60 |
| 14 |
Udell, Stephanie R (11)
|
FGSFTL |
1:19.03 |
1:22.68 |
3.65 |
| 15 |
Balzano, Luna R (12)
|
FGMSA |
1:24.76 |
1:24.06 |
-0.70 |
| 16 |
Mizrahi, Darlene (12)
|
FGAZFL |
1:23.85 |
1:25.38 |
1.53 |
| 17 |
Sonsky, Lilian B (12)
|
FGSAS |
1:27.32 |
1:25.53 |
-1.79 |
| 18 |
Carpenito, Samantha M (11)
|
FGNPB |
|
1:26.39 |
- |
| 19 |
Garand, Zoe J (11)
|
FGYSPB |
1:28.47 |
1:28.51 |
0.04 |
| 20 |
Sargent, Olivia (12)
|
FGFKSC |
1:35.82 |
1:29.25 |
-6.57 |
| 21 |
Rossi, Kathleen R (12)
|
FGSAS |
|
1:30.98 |
- |
| 22 |
Katz, Alexandra Y (11)
|
FGSAS |
|
1:31.01 |
- |
| 23 |
Henderson, Sophia L (11)
|
FGSAS |
1:23.45 |
1:31.64 |
8.19 |
| 24 |
Peacey, Ava K (11)
|
FGSFTL |
|
1:33.57 |
- |
| 25 |
McGovern, Isabella C (12)
|
FGPCS |
1:44.00 |
1:37.39 |
-6.61 |
| 26 |
Adam, Alexia A (11)
|
FGSAS |
|
1:37.88 |
- |
| 27 |
Gomez, Ellie C (11)
|
FGPCS |
1:41.72 |
1:38.35 |
-3.37 |
| 28 |
Sare, Stefani A (11)
|
FGSAS |
1:51.72 |
1:47.96 |
-3.76 |
|
Charria, Isabel (12)
|
FGSFTL |
|
DQ |
- |
|
Leete, Siera A (12)
|
FGSFTL |
1:20.98 |
DQ |
- |
|
Yavorsky, Marta E (12)
|
FGCANE |
1:29.78 |
NS |
- |