| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wyninger, Caleb W (18)
|
LASPAR |
16:51.93 |
18:03.21 |
71.28 |
| 2 |
Russell, Samuel J (16)
|
LACOSS |
17:32.88 |
18:24.28 |
51.40 |
| 3 |
English, Jonathan T (15)
|
LACOSS |
18:23.15 |
18:47.83 |
24.68 |
| 4 |
England, Allen H (17)
|
LACOSS |
16:59.29 |
18:51.04 |
111.75 |
| 5 |
Langston II, Gavin M (15)
|
LAES |
19:45.76 |
19:05.01 |
-40.75 |
| 6 |
Mccoy, Jeffrey D (16)
|
LACOSS |
18:25.45 |
19:09.64 |
44.19 |
| 7 |
Holmes, Justin E (17)
|
LABAC |
17:47.94 |
19:16.25 |
88.31 |
| 8 |
Wiedemeier, Connor J (17)
|
LABAC |
17:06.76 |
19:17.70 |
130.94 |
| 9 |
Aldridge, Jack R (16)
|
LACOLA |
19:20.65 |
19:26.92 |
6.27 |
| 10 |
Reeder, William T (17)
|
LABAC |
19:14.43 |
19:30.64 |
16.21 |
| 11 |
Anderson, James L (18)
|
NTUNCA |
17:09.44 |
19:39.45 |
150.01 |
| 12 |
Perez, Kade (15)
|
LAUN-S |
19:18.05 |
19:44.19 |
26.14 |
| 13 |
Rees, Evan J (16)
|
GUMAC |
18:15.63 |
19:55.88 |
100.25 |
| 14 |
Smith IV, Thomas J (16)
|
LABAC |
19:36.80 |
20:19.91 |
43.11 |
| 15 |
Cicman, Logan J (15)
|
NTCAT |
20:15.99 |
20:40.77 |
24.78 |
| 16 |
LaFleur, Richard S (19)
|
LACOLA |
|
21:07.56 |
- |
| 17 |
Fox, Kevin P (18)
|
LAES |
20:15.99 |
21:16.15 |
60.16 |
| 18 |
Payne, Christian A (15)
|
LABAC |
20:05.39 |
21:29.52 |
84.13 |