| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Chinea, Ethan T (13)
|
MRLIE |
18:37.30 |
17:34.96 |
-62.34 |
| 2 |
Stern, Noah I (13)
|
MRLIE |
18:45.00 |
18:25.27 |
-19.73 |
| 3 |
Harty, Liam (14)
|
MRLIE |
18:30.00 |
18:46.29 |
16.29 |
| 4 |
Nwosu, Tobe D (13)
|
MRLIE |
19:30.00 |
18:51.97 |
-38.03 |
| 5 |
Schnappauf, Matthew R (13)
|
MRLIE |
19:15.00 |
19:06.15 |
-8.85 |
| 6 |
Martinez, Riley P (14)
|
MRLIE |
19:20.00 |
19:07.14 |
-12.86 |
| 7 |
Beli, Samuel P (13)
|
MRUN |
20:20.00 |
19:21.01 |
-58.99 |
| 8 |
Shum, Theodore (13)
|
MRLIE |
19:40.00 |
19:24.94 |
-15.06 |
| 9 |
Brichko, Joseph (13)
|
MRUN |
21:00.00 |
19:32.27 |
-87.73 |
| 10 |
Sainvil, Fenlay (14)
|
MRLIE |
19:20.00 |
19:37.33 |
17.33 |
| 11 |
Coleman, Brayden E (13)
|
MRLIE |
19:15.00 |
19:38.80 |
23.80 |
| 12 |
Gelvez Cisneros, Alexander (13)
|
MRLIE |
19:30.00 |
19:54.53 |
24.53 |
| 13 |
Kuo, Jayden (13)
|
MRLIE |
19:45.00 |
20:06.76 |
21.76 |