| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Moloney, Jack M (18)
|
PVMACH |
3:57.86 |
4:07.99 |
10.13 |
| 2 |
Madsen, Blake N (15)
|
PVMACH |
4:18.20 |
4:21.90 |
3.70 |
| 3 |
Jones, Aidan B (17)
|
PVNCAP |
4:23.67 |
4:23.73 |
0.06 |
| 4 |
Hu, Charles Y (16)
|
PVFISH |
4:30.60 |
4:32.45 |
1.85 |
| 5 |
Wong, Aiden S (15)
|
PVNCAP |
4:46.97 |
4:34.65 |
-12.32 |
| 6 |
Kuester-Ha, Cyrus R (16)
|
PVAAC |
4:40.13 |
4:39.93 |
-0.20 |
| 7 |
Pahlevanpour, Alex N (15)
|
PVMACH |
5:05.77 |
4:40.96 |
-24.81 |
| 8 |
Tuininga, Benjamin S (16)
|
PVFISH |
4:56.77 |
4:41.75 |
-15.02 |
| 9 |
Brandt, Benjamin A (17)
|
PVPM |
4:42.97 |
4:42.29 |
-0.68 |
| 10 |
Freeman, Harper P (16)
|
PVMACH |
4:49.70 |
4:43.54 |
-6.16 |
| 11 |
Jia, Chris (15)
|
PVFISH |
|
4:47.18 |
- |
| 12 |
Matabang, Gian M (15)
|
PVMACH |
4:36.61 |
4:52.09 |
15.48 |
| 13 |
Davenhall, Quinn R (17)
|
PVFISH |
4:50.25 |
4:55.12 |
4.87 |
| 14 |
Mill, Michael (17)
|
PVFISH |
5:39.39 |
4:57.40 |
-41.99 |
| 15 |
Sample, Finnian R (15)
|
PVFISH |
5:00.01 |
5:06.41 |
6.40 |
| 16 |
Bierstine, Nicholas J (16)
|
PVMACH |
5:49.16 |
5:25.05 |
-24.11 |
| 17 |
Gu, Alexander W (15)
|
PVFISH |
5:52.67 |
5:28.59 |
-24.08 |
| 18 |
Giza, John Paul (15)
|
PVAAC |
5:34.99 |
5:41.68 |
6.69 |
|
Yang, Eric T (15)
|
PVPM |
|
DQ |
- |