| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hui, Rachel W (12)
|
MRLIE |
5:40.73 |
5:34.49 |
-6.24 |
| 2 |
Reis, Sophie M (11)
|
MREAST |
5:45.40 |
5:41.61 |
-3.79 |
| 3 |
Frey, Dolores S (12)
|
MREAST |
5:46.34 |
5:50.22 |
3.88 |
| 4 |
Cabello, Mackenzie E (12)
|
MREAST |
6:03.03 |
5:53.19 |
-9.84 |
| 5 |
Cioffi, Fiamma (12)
|
MREAST |
6:08.96 |
5:54.32 |
-14.64 |
| 6 |
Johnson, Evangeline N (12)
|
MRAGUA |
6:07.91 |
5:58.70 |
-9.21 |
| 7 |
Lockwood, Bridget H (12)
|
MRAGUA |
6:28.75 |
6:06.81 |
-21.94 |
| 8 |
Petrovic, Sydney B (12)
|
MRLIE |
6:06.48 |
6:07.29 |
0.81 |
| 9 |
Harris, Isla K (12)
|
MREAST |
6:32.45 |
6:10.02 |
-22.43 |
| 10 |
Iacobazzi, Alba (12)
|
MREAST |
6:15.59 |
6:12.43 |
-3.16 |
| 11 |
Chen, Heidi Y (11)
|
MREAST |
6:32.01 |
6:26.00 |
-6.01 |
| 12 |
Casey, Emma D (11)
|
MREAST |
6:45.58 |
6:31.35 |
-14.23 |
| 13 |
Heaydon, Natalie R (12)
|
MRAGUA |
7:17.72 |
7:16.16 |
-1.56 |
|
Vitti, Georgia H (11)
|
MREAST |
5:52.38 |
NS |
- |
|
Kern, Olivia R (12)
|
MRWISC |
6:05.08 |
NS |
- |