| Name | Team | Time | FINA | Imp | |||
|---|---|---|---|---|---|---|---|
| 1 | Michael Brinegar |
 Mission Viejo Nadadores
|
8:47.53 | 925 | +3.7% | PB | |
| 2 | Noah Brune |
Mission Viejo Nadadores
|
9:13.03 | 803 | +1.0% | PB | |
| 3 | Michael Petrides |
 Kamehameha Swim Club
|
9:13.13 | 802 | – | PB | |