| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kolessar, Ashley O (14)
|
MASSC |
16:52.77 |
16:44.62 |
-8.15 |
| 2 |
Bergstrom, Sydney L (14)
|
MASSC |
17:07.24 |
16:47.49 |
-19.75 |
| 3 |
Brandt, Mackenzie A (14)
|
MASSC |
18:05.83 |
16:57.31 |
-68.52 |
| 4 |
Gormsen, Cavan V (13)
|
MRLIAC |
17:23.02 |
16:59.02 |
-24.00 |
| 5 |
Conze, Maren D (13)
|
PVNCAP |
17:39.32 |
17:03.16 |
-36.16 |
| 6 |
Shimizu-Bowers, Hana E (14)
|
MRLIAC |
17:33.00 |
17:11.70 |
-21.30 |
| 7 |
Hallmark, Katherine C (14)
|
PVNCAP |
17:45.33 |
17:27.78 |
-17.55 |
| 8 |
Mueller, Elexis G (14)
|
VANOVA |
17:27.46 |
17:32.65 |
5.19 |
| 9 |
Haag, Brooke N (14)
|
MRLIAC |
18:09.57 |
17:44.12 |
-25.45 |
| 10 |
Feld, Emma F (14)
|
MRAGUA |
17:52.47 |
17:53.33 |
0.86 |
| 11 |
Flickinger, Emma E (14)
|
PVMACH |
18:05.93 |
17:59.22 |
-6.71 |
| 12 |
Liu, Victoria J (13)
|
CTCPAC |
18:16.87 |
18:12.91 |
-3.96 |