| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Watson, Peyton N (14)
|
WICVY |
|
18:19.94 |
- |
| 3 |
Mayer, Sara M (16)
|
WIWYNS |
|
19:05.52 |
- |
| 4 |
Gargulak, Sydney F (17)
|
WISPDY |
|
19:16.99 |
- |
| 5 |
Trzebiatowski, Jocelyn (13)
|
WISPDY |
20:42.84 |
20:29.74 |
-13.10 |
| 6 |
Neumeier, Annabelle (14)
|
DCNLY |
21:34.28 |
21:02.74 |
-31.54 |
| 7 |
Herheim, Anika (16)
|
WISPDY |
21:41.96 |
21:20.23 |
-21.73 |
| 8 |
Baumbich, Colleen A (12)
|
WILAXY |
22:08.85 |
22:17.78 |
8.93 |
| 9 |
Zarecki, Noelle (14)
|
WILAXY |
23:10.37 |
22:40.79 |
-29.58 |
| 10 |
Zarecki, Lauren (12)
|
WILAXY |
26:16.47 |
22:51.63 |
-204.84 |
| 11 |
Archibald-Smith, Madalyn C (17)
|
WIECY |
23:17.63 |
23:03.83 |
-13.80 |