| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Thompson, Peter M (16)
|
MTBAC |
15:58.83 |
16:12.48 |
13.65 |
| 2 |
Keyes, Sawyer J (17)
|
MTUN |
16:56.16 |
16:56.14 |
-0.02 |
| 3 |
Leuthold, Jack M (18)
|
MTBAC |
16:10.66 |
17:02.98 |
52.32 |
| 4 |
Teutsch, Steffen E (16)
|
PNWAVE |
17:14.07 |
17:42.59 |
28.52 |
| 5 |
Van Keuren, Michael D (18)
|
MTBAC |
16:55.58 |
17:47.70 |
52.12 |
| 6 |
Arnold, Brayden M (18)
|
MTBAC |
16:52.02 |
17:54.85 |
62.83 |
| 7 |
Gronning, Jaxon T (16)
|
MTUN |
18:43.13 |
17:59.30 |
-43.83 |
| 8 |
Blackmon, Aidan E (15)
|
PNWAVE |
19:28.06 |
18:28.96 |
-59.10 |
| 9 |
Laird, Noah K (15)
|
PNWAVE |
18:07.12 |
18:31.96 |
24.84 |
| 10 |
Pittock, Tylar R (15)
|
SRMVM |
18:44.54 |
18:38.02 |
-6.52 |
| 11 |
Huynh, Long T (15)
|
MTBAC |
19:52.74 |
18:47.77 |
-64.97 |
| 12 |
Dustin, Gavin R (14)
|
SRVOLT |
19:55.84 |
18:53.24 |
-62.60 |
| 13 |
Omusoru, Matei (14)
|
PNWAVE |
19:39.49 |
19:03.12 |
-36.37 |
| 14 |
Onstad, Carlin M (15)
|
MTHLST |
20:04.15 |
19:13.85 |
-50.30 |
| 15 |
Obst, Patrick N (16)
|
SRMVM |
19:52.65 |
19:21.75 |
-30.90 |
| 16 |
Fynaardt, Nicholas L (17)
|
PNWAVE |
18:48.35 |
19:26.91 |
38.56 |
| 17 |
Sloan, Mason J (15)
|
MTLAKE |
20:06.85 |
19:39.61 |
-27.24 |
| 18 |
Long, Benjamin A (16)
|
SRPVST |
18:45.76 |
19:49.29 |
63.53 |
| 19 |
Brace, Harper Q (13)
|
UTSLSL |
22:08.78 |
20:02.53 |
-126.25 |
| 20 |
Geffros, Gavin R (16)
|
SRUN |
20:52.95 |
20:10.90 |
-42.05 |
| 21 |
Bouda, Andrew M (15)
|
MTKATS |
20:59.95 |
20:11.90 |
-48.05 |
| 22 |
Pater, Ethan T (14)
|
UTSLSL |
21:45.24 |
20:29.03 |
-76.21 |
| 23 |
Werth, Alexander J (14)
|
PNWAVE |
22:21.04 |
20:30.57 |
-110.47 |
| 24 |
Gillespie, Benjamin J (13)
|
UTSLSL |
20:59.22 |
20:46.95 |
-12.27 |