| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Cornish, Kristin A (14)
|
MRWEST |
16:48.09 |
17:19.67 |
31.58 |
| 2 |
Bastone, Alexandra A (13)
|
MRWEST |
18:38.18 |
17:29.73 |
-68.45 |
| 3 |
Reyna, Alexa (13)
|
MRWEST |
18:38.44 |
17:29.81 |
-68.63 |
| 4 |
Sommerstad, Kate A (14)
|
MRTVSC |
18:51.91 |
17:56.25 |
-55.66 |
| 5 |
Anderson, Kate E (13)
|
MRWEST |
19:45.18 |
18:28.74 |
-76.44 |
| 6 |
Reyna, Salma (14)
|
MRWEST |
18:47.50 |
18:55.71 |
8.21 |
| 7 |
Gerosa, Nicole C (13)
|
MRBGNW |
19:58.32 |
18:59.72 |
-58.60 |
| 8 |
Sheridan, Rory N (13)
|
MRWEST |
19:36.18 |
19:18.16 |
-18.02 |
| 9 |
Monti, AvaGrace (13)
|
MRTVSC |
20:08.05 |
19:26.93 |
-41.12 |
| 10 |
Paez, Isabella S (14)
|
MRBGNW |
|
19:50.26 |
- |
| 11 |
Wang, Cindy Y (13)
|
MRWEST |
20:08.18 |
19:57.12 |
-11.06 |
| 12 |
Kung, Annabelle D (13)
|
MRBGNW |
|
20:05.31 |
- |
| 13 |
Schlegel, Olivia P (13)
|
MRTVSC |
19:57.25 |
20:17.38 |
20.13 |
| 14 |
Fitzgerald, Alexandra R (14)
|
MRBGNW |
|
21:15.30 |
- |
| 15 |
Byrne, Kelly P (13)
|
MRWEST |
19:50.18 |
21:18.87 |
88.69 |