| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lim, Yi Wei (10)
|
ADCPP |
|
3:34.00 |
- |
| 2 |
Boenau, Tyler F (10)
|
ADBFIN |
|
3:37.24 |
- |
| 3 |
Khassanov, Tyler A (10)
|
MRPAC |
3:31.70 |
3:47.59 |
15.89 |
| 4 |
Yin, Brayden C (9)
|
ADCPP |
|
4:00.90 |
- |
| 5 |
Gerace, James R (8)
|
ADCPP |
|
4:00.94 |
- |
| 6 |
Dorner, Declan M (10)
|
MRNDAC |
4:19.30 |
4:08.41 |
-10.89 |
| 7 |
Corrado, John Caleb E (10)
|
MRMWDA |
|
4:09.01 |
- |
| 8 |
Stebletsov, Vladimir A (7)
|
ADCPP |
|
4:11.10 |
- |
| 9 |
German, Eli J (8)
|
ADALBS |
4:11.92 |
4:15.24 |
3.32 |
| 10 |
Croutch, Tyler D (9)
|
MRMWDA |
4:03.22 |
4:23.42 |
20.20 |
| 11 |
Shaw, Jaden K (10)
|
MRMWDA |
4:30.30 |
4:23.74 |
-6.56 |
| 12 |
Ilardi, Tyler R (10)
|
ADALBS |
5:33.85 |
4:56.28 |
-37.57 |