| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Council, Lincoln A (13)
|
SCTG |
18:32.07 |
18:06.79 |
-25.28 |
| 2 |
Wright, Cameron D (14)
|
SCYSSC |
18:25.61 |
18:19.89 |
-5.72 |
| 3 |
Franklin, Brayden R (14)
|
SCYSSC |
18:35.99 |
18:21.67 |
-14.32 |
| 4 |
Ternes, Maddex M (13)
|
SCYSSC |
18:58.89 |
18:43.07 |
-15.82 |
| 5 |
Miles, Cody F (13)
|
SCYSSC |
18:56.92 |
19:18.18 |
21.26 |
| 6 |
North, Jack T (14)
|
SCYSSC |
18:59.35 |
19:30.13 |
30.78 |
| 7 |
Stull, Oliver F (14)
|
SCYSSC |
19:19.01 |
19:37.62 |
18.61 |
| 8 |
Burkhart, Alexander S (13)
|
SCFAY |
18:56.27 |
19:38.94 |
42.67 |
| 9 |
Olcott, Christopher S (14)
|
SCTG |
|
19:57.83 |
- |
| 10 |
Clauditz, Niklas M (14)
|
SCYSSC |
20:11.81 |
20:04.03 |
-7.78 |
| 11 |
Do, Paul H (13)
|
SCYSSC |
19:48.68 |
20:19.89 |
31.21 |
| 12 |
Zeller, Caleb E (13)
|
SCFAY |
20:20.29 |
20:30.35 |
10.06 |
| 13 |
Smith, Rhett P (13)
|
SCNYST |
|
21:38.73 |
- |
| 14 |
Soenke, Graham W (14)
|
SCYSSC |
22:18.89 |
22:59.74 |
40.85 |
| 15 |
Henry, Wayman C (14)
|
SCFAY |
23:30.40 |
23:28.58 |
-1.82 |