| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ahuja, Riaan (8)
|
PVNCAP |
42.04 |
42.40 |
0.36 |
| 2 |
Li, Siyuan N (8)
|
PVNCAP |
44.52 |
44.01 |
-0.51 |
| 3 |
Song, Aaron J (8)
|
PVBWST |
46.32 |
44.62 |
-1.70 |
| 4 |
Heflin, Cole J (8)
|
PVBWST |
49.22 |
45.49 |
-3.73 |
| 5 |
Wadhwani, Shaurya (8)
|
PVLIFE |
|
48.97 |
- |
| 6 |
Aguila, Sebastian (8)
|
PVLIFE |
|
50.53 |
- |
| 7 |
Mascott, Elias M (8)
|
PVNCAP |
|
51.58 |
- |
| 8 |
Park, Edward (8)
|
PVNCAP |
|
53.48 |
- |
| 9 |
Ghimire, Sambridha N (8)
|
PVNCAP |
|
53.74 |
- |
| 10 |
Ku, Tyson J (8)
|
PVBWST |
59.21 |
54.11 |
-5.10 |
| 11 |
Chen, Zachary F (8)
|
PVNCAP |
1:02.25 |
56.41 |
-5.84 |
| 12 |
Akman, Noah L (8)
|
PVNCAP |
|
56.66 |
- |
|
Stone, William M (8)
|
PVNCAP |
42.58 |
DQ |
- |
|
Mollerup, Landon J (8)
|
PVNCAP |
43.94 |
DQ |
- |
|
Fortunato, Chase J (8)
|
PVNCAP |
47.50 |
DQ |
- |
|
Blandford, Easton G (8)
|
PVNCAP |
44.82 |
DQ |
- |
|
Grajkowski, Dominic E (8)
|
PVNCAP |
|
NS |
- |
|
Saloom, Jackson C (8)
|
PVNCAP |
|
NS |
- |