| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fan, Winston D (8)
|
VAHOKI |
48.97 |
48.70 |
-0.27 |
| 2 |
Weaber, Aiden M (8)
|
VASMAC |
50.51 |
49.32 |
-1.19 |
| 3 |
Skinner, Jack W (8)
|
VAHOKI |
52.05 |
52.29 |
0.24 |
| 4 |
Daniel, Jacob A (8)
|
VASFY |
1:02.01 |
57.47 |
-4.54 |
| 5 |
Alton, Lukas C (8)
|
VACYAC |
|
58.09 |
- |
| 6 |
Chen, Kai Z (7)
|
VAHOKI |
1:04.88 |
1:01.25 |
-3.63 |
| 7 |
Phlipot, Jonathan J (7)
|
VACCA |
|
1:11.61 |
- |
|
Giovannini, Niccolo J (6)
|
VACCA |
|
DQ |
- |
|
Madan, Aryan (6)
|
VACCA |
|
DQ |
- |
|
Yardley, Wynn K (7)
|
VACCA |
|
DQ |
- |
|
Stype, Nolan P (7)
|
VACYAC |
|
DQ |
- |
|
Kizer, Lewis B (6)
|
SESWAP |
1:17.19 |
DQ |
- |
|
Weaber, Anderson E (7)
|
VASMAC |
|
DQ |
- |
|
Hoyos, Benjamin T (7)
|
VASCAT |
1:33.83 |
DQ |
- |