| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Verkleeren, Sophia A (14)
|
NIKRKN |
19:02.20 |
18:17.75 |
-44.45 |
| 2 |
Nishii-Kim, Elise H (13)
|
NIKRKN |
18:38.43 |
19:17.98 |
39.55 |
| 3 |
Royce-Roll, Willa H (15)
|
NIKRKN |
19:39.96 |
19:41.98 |
2.02 |
| 4 |
Giovannoni, Chloe B (14)
|
NIKRKN |
21:30.12 |
19:47.17 |
-102.95 |
| 5 |
Moravek, Alexandra R (15)
|
NIKRKN |
21:41.64 |
20:26.60 |
-75.04 |
| 6 |
Chisholm, Hannah E (14)
|
NIKRKN |
21:07.88 |
20:58.58 |
-9.30 |
| 7 |
Machidon, Ana (14)
|
NIKRKN |
21:45.78 |
21:08.64 |
-37.14 |
| 8 |
Lindberg, Gwendolyn A (15)
|
NIKRKN |
20:39.87 |
21:24.20 |
44.33 |
| 9 |
Reilly, Katie R (14)
|
NIHAWK |
22:55.00 |
21:41.40 |
-73.60 |
| 10 |
Zentner, Sabine E (13)
|
NIKRKN |
22:28.26 |
22:09.72 |
-18.54 |
| 11 |
Jefferis, Ilah M (13)
|
NIKRKN |
22:10.56 |
22:27.03 |
16.47 |
| 12 |
Huddleston, Chenelle M (17)
|
NIWAAC |
|
23:43.58 |
- |
| 13 |
Welliver, Alexandra K (14)
|
NICSST |
25:25.10 |
24:11.13 |
-73.97 |
| 14 |
Zentner, Zoey E (15)
|
NIKRKN |
23:32.07 |
25:54.15 |
142.08 |
| 15 |
Ess, Alexis (17)
|
NICSST |
25:50.00 |
26:17.97 |
27.97 |