| Name | Team | Time | FINA | |||
|---|---|---|---|---|---|---|
| 1 | Noa Copp |
 Kamehameha Swim Club
|
1:42.99 | 656 | PB | |
| 2 | Sean Feher |
 Iolani Swim Club
|
1:43.17 | 653 | ||
| 3 | James Lyon |
Aulea Swim Club
|
1:44.82 | 622 | ||
| 4 | Micah Ginoza |
Kamehameha Swim Club
|
1:45.70 | 607 | PB | |
| 5 | Makena Ginoza |
Kamehameha Swim Club
|
1:48.62 | 559 | ||
| 6 | Brennan Dompe |
Kamehameha Swim Club
|
1:49.13 | 552 | ||
| 7 | Kai West |
Aulea Swim Club
|
1:53.19 | 494 | PB | |
| 8 | Ethan Ravelo |
Aulea Swim Club
|
1:53.24 | 494 | ||
| 9 | Rui Pena |
Splash Aquatics Makiki
|
1:54.06 | 483 | PB | |
| 10 | Jack Mucciarone |
Kamehameha Swim Club
|
1:57.86 | 438 | ||
| 11 | Kai Mottley |
Swim Kauai Aquatics
|
1:58.61 | 430 | ||
| 12 | Alexander Babcock |
Aloha Aquatics Association
|
1:59.43 | 421 | PB | |
| 13 | Raphael Lamug |
 Hawaii Swimming Club
|
2:06.38 | 355 | PB | |
| 14 | Jeffrey Andrade |
Hawaii Swimming Club
|
2:15.43 | 289 | ||
| – | Rayne Duhaylonsod |
Kamehameha Swim Club
|
NS | – | ||
| – | Cameron Coffelt |
Punahou Aquatics
|
NS | – | ||
| – | Pierce Honda |
Punahou Aquatics
|
NS | – | ||