| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ritz, Erin (16)
|
NIVICT |
18:04.99 |
18:38.59 |
33.60 |
| 2 |
Hawkins, Emma (14)
|
NIVICT |
18:35.42 |
19:14.15 |
38.73 |
| 3 |
Senglaub, Katie (14)
|
NIVICT |
19:10.79 |
19:24.34 |
13.55 |
| 4 |
Spence, Lauren (16)
|
NISHAQ |
19:14.39 |
19:26.65 |
12.26 |
| 5 |
Rogan, Madeson M (16)
|
NIKRKN |
19:39.99 |
19:30.60 |
-9.39 |
| 6 |
Craig, Catherine K (16)
|
NIKRKN |
18:37.11 |
19:34.09 |
56.98 |
| 7 |
McDonnell, Lillian (17)
|
NISTAR |
19:12.59 |
19:37.04 |
24.45 |
| 8 |
DeHollander, Erin K (13)
|
NIVICT |
19:10.99 |
19:56.55 |
45.56 |
| 9 |
Gardner, Morgan M (17)
|
NISTAR |
18:51.28 |
20:00.54 |
69.26 |
| 10 |
Giovannoni, Chloe B (15)
|
NIKRKN |
19:51.23 |
20:02.39 |
11.16 |
| 11 |
Pathammavong, Suriyathai A (13)
|
NIVICT |
20:31.99 |
20:04.95 |
-27.04 |
| 12 |
Van Vreede, Olivia L (14)
|
NIVICT |
20:25.99 |
20:05.23 |
-20.76 |
| 13 |
Bray, Karly T (15)
|
NISTAR |
19:36.76 |
20:06.65 |
29.89 |
| 14 |
Moravek, Alexandra R (16)
|
NIKRKN |
21:02.76 |
20:12.63 |
-50.13 |
| 15 |
Senglaub, Emma (14)
|
NIVICT |
18:58.33 |
20:12.69 |
74.36 |
| 16 |
McCawley, Lindsay G (15)
|
NIKRKN |
19:40.91 |
20:15.22 |
34.31 |
| 17 |
Conley, Sarah L (16)
|
NITWST |
20:26.21 |
20:15.80 |
-10.41 |
| 18 |
Royce-Roll, Willa H (15)
|
NIKRKN |
20:15.84 |
20:30.22 |
14.38 |
| 19 |
Blake, Emily C (14)
|
NISTAR |
20:17.75 |
20:41.74 |
23.99 |
| 20 |
Eaton, Paige M (15)
|
NIVICT |
20:28.99 |
20:51.86 |
22.87 |
| 21 |
Blake, Elizabeth C (16)
|
NISTAR |
19:42.01 |
20:57.95 |
75.94 |
| 22 |
Werges, Lillian F (13)
|
NIVICT |
20:30.99 |
21:15.03 |
44.04 |
| 23 |
Lindberg, Gwendolyn A (15)
|
NIKRKN |
22:00.71 |
21:16.96 |
-43.75 |
| 24 |
Jefferis, Ilah M (13)
|
NIKRKN |
21:46.80 |
22:15.46 |
28.66 |