| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Brennan, Molly (15)
|
NIPACK |
19:17.37 |
18:48.55 |
-28.82 |
| 2 |
Sokolowski, Suzanne N (13)
|
NIWEBS |
19:22.55 |
19:10.38 |
-12.17 |
| 3 |
Corby, Emma M (18)
|
NIPACK |
18:31.94 |
19:55.77 |
83.83 |
| 4 |
Audi, Lauren A (14)
|
NISDSC |
19:06.00 |
20:14.57 |
68.57 |
| 5 |
VanHouten, Ellie T (14)
|
NIPACK |
21:57.00 |
20:51.82 |
-65.18 |
| 6 |
Miller, Piper P (15)
|
NIFAST |
20:32.27 |
20:52.54 |
20.27 |
| 7 |
Guilfoil, Ella K (12)
|
NIFAST |
20:00.00 |
21:04.87 |
64.87 |
| 8 |
Geoca, Zoey L (14)
|
NISDSC |
21:45.16 |
21:11.70 |
-33.46 |
| 9 |
Wolcott, Payton R (16)
|
NIGRSC |
19:45.33 |
21:21.34 |
96.01 |
| 10 |
Kealy, Anne V (14)
|
NIPACK |
21:50.00 |
21:40.28 |
-9.72 |
| 11 |
Evans, Mary A (12)
|
NIGRSC |
21:58.28 |
21:44.57 |
-13.71 |
| 12 |
Tucker, Abby C (13)
|
NIFAST |
21:34.72 |
22:11.95 |
37.23 |
| 13 |
Battista, Francesca F (15)
|
NIWEBS |
21:00.00 |
23:25.61 |
145.61 |