| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Connors, Kaitlyn E (14)
|
AMPEAQ |
19:25.68 |
19:06.89 |
-18.79 |
| 2 |
Eiben, Natalie J (14)
|
AMJCCS |
19:27.34 |
19:16.60 |
-10.74 |
| 3 |
Munoz, Kirsten D (13)
|
AMSFAC |
20:23.41 |
19:44.96 |
-38.45 |
| 4 |
Wise, Emma C (14)
|
AMRXA |
19:46.07 |
19:45.82 |
-0.25 |
| 5 |
MacAdams, Annabelle M (13)
|
AMPEAQ |
19:26.38 |
19:47.92 |
21.54 |
| 6 |
Bliss, Evelyn (14)
|
AMUN-R |
19:31.71 |
19:52.66 |
20.95 |
| 7 |
Westrick, Jensen V (14)
|
AMRXA |
19:48.50 |
19:58.74 |
10.24 |
| 8 |
Langmyer, Lacie M (14)
|
AMWHY |
20:21.34 |
20:00.10 |
-21.24 |
| 9 |
McFaden, Amanda J (14)
|
AMJCCS |
20:31.59 |
20:05.21 |
-26.38 |
|
Schroeder, Addison B (13)
|
AMMOON |
19:38.76 |
DQ |
- |