| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Dennis, Kailee A (15)
|
MRUN |
18:07.67 |
18:40.25 |
32.58 |
| 2 |
Dickman, Rian K (17)
|
MRNYSA |
19:16.83 |
19:01.78 |
-15.05 |
| 3 |
Wienckowski, Grace A (17)
|
MRNYSA |
18:59.01 |
19:12.88 |
13.87 |
| 4 |
Briceno, Isabella (12)
|
MRNYSA |
19:52.98 |
19:49.45 |
-3.53 |
| 5 |
Lazar, Emersyn P (15)
|
MRMWDA |
20:30.03 |
20:23.04 |
-6.99 |
| 6 |
Diaz, Ilana M (15)
|
MRNYSA |
20:22.06 |
20:34.43 |
12.37 |
| 7 |
Calvin, Chelsea (15)
|
MRSSL |
|
20:34.57 |
- |
| 8 |
Dineen, Molly B (17)
|
MRSSL |
|
20:53.36 |
- |
| 9 |
Yurcisin, Sloane N (16)
|
MRSSL |
|
20:53.88 |
- |
| 10 |
Welby, Natalie B (14)
|
MRSSL |
|
21:46.01 |
- |
| 11 |
Larini, Alexandria B (14)
|
MRSSL |
|
23:19.35 |
- |