| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Torres, Sofia R (13)
|
MRBAD |
4:33.02 |
4:40.21 |
7.19 |
| 2 |
Kung, Annabelle D (17)
|
MRBGNW |
4:46.58 |
4:47.13 |
0.55 |
| 3 |
Lent, Madeline J (14)
|
MRAGUA |
5:00.12 |
4:48.13 |
-11.99 |
| 4 |
Cauley, Olivia M (16)
|
MRAGUA |
5:41.33 |
4:49.93 |
-51.40 |
| 5 |
Johnson, Evangeline N (13)
|
MRAGUA |
5:06.32 |
4:55.15 |
-11.17 |
| 6 |
Wiggins, Sienna J (16)
|
MRAGUA |
5:00.25 |
5:00.05 |
-0.20 |
| 7 |
D'Hollander, Delphine M (16)
|
MRAGUA |
5:30.99 |
5:10.07 |
-20.92 |
| 8 |
Ross Allen, Zoe F (14)
|
MRAGUA |
5:04.60 |
5:12.29 |
7.69 |
| 9 |
Healy, Claire K (12)
|
MRAGUA |
5:24.80 |
5:20.08 |
-4.72 |
| 10 |
Gourevitch, Olivia K (12)
|
MRBAD |
5:23.62 |
5:24.30 |
0.68 |
| 11 |
Pinto, Gabriella (11)
|
MRBAD |
5:32.50 |
5:30.63 |
-1.87 |
| 12 |
Khalili-Tassi, Roya (14)
|
MRBKR |
6:30.00 |
6:28.79 |
-1.21 |