| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ellis, Rileigh A (17)
|
MAPAAC |
18:28.37 |
18:55.40 |
27.03 |
| 2 |
Champagne, Katherine E (15)
|
MAUN |
18:49.67 |
18:55.70 |
6.03 |
| 3 |
Delaney, Julia J (14)
|
MAPFY |
19:47.26 |
19:15.15 |
-32.11 |
| 4 |
Wetmore, Kay E (15)
|
MAUN |
19:29.39 |
19:15.31 |
-14.08 |
| 5 |
Fahrney, Elizabeth L (16)
|
MAPAAC |
18:29.23 |
19:26.55 |
57.32 |
| 6 |
Vlaeminck, Chloe E (13)
|
MAPAAC |
|
19:47.05 |
- |
| 7 |
Szerencsits, Olivia S (12)
|
MAPAAC |
19:21.17 |
19:49.58 |
28.41 |
| 8 |
Rockovits, Brynne H (16)
|
MAPAAC |
|
19:56.58 |
- |
| 9 |
Sergent, Brooke D (11)
|
MAUN |
|
19:59.66 |
- |
| 10 |
Ehrnfeldt, Megan E (12)
|
MAUN |
19:17.44 |
20:04.15 |
46.71 |
| 11 |
Donham, Emily C (17)
|
MAUN |
19:20.83 |
20:06.18 |
45.35 |
| 12 |
Fleischaker, Leyna S (13)
|
MAPAAC |
22:43.81 |
20:32.68 |
-131.13 |
| 13 |
Bubser, Kelci L (13)
|
MAPAAC |
21:00.60 |
20:32.76 |
-27.84 |
| 14 |
Bergey, Sabrina A (14)
|
MABYNS |
21:45.42 |
20:51.45 |
-53.97 |
| 15 |
Svetz, Claire V (13)
|
MAPAAC |
23:09.79 |
20:59.34 |
-130.45 |
| 16 |
Richter, Emily E (16)
|
MAPAAC |
|
20:59.85 |
- |
| 17 |
Tassinari, Marianne E (11)
|
MAPFY |
|
21:22.01 |
- |
| 18 |
Walls, Lauren R (12)
|
MAPAAC |
23:29.45 |
22:01.49 |
-87.96 |
| 19 |
Walls, Jillian Y (12)
|
MAPAAC |
23:05.01 |
22:06.51 |
-58.50 |
| 20 |
Piacenti, Lily (11)
|
MAPFY |
|
22:33.13 |
- |