| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Li, Andy W (11)
|
PVNCAP |
41.55 |
39.21 |
-2.34 |
| 2 |
Hayden, Blake S (11)
|
PVNCAP |
42.41 |
41.64 |
-0.77 |
| 3 |
Bravery, Jackson H (11)
|
PVMACH |
44.89 |
42.99 |
-1.90 |
| 4 |
Alfonso-Frank, Simon W (11)
|
PVNCAP |
44.91 |
43.51 |
-1.40 |
| 5 |
Bultema, Tyler D (11)
|
PVNCAP |
43.10 |
44.09 |
0.99 |
| 6 |
Mascott, Everett J (11)
|
PVNCAP |
41.36 |
44.35 |
2.99 |
| 7 |
Voigt, Mason A (12)
|
PVNCAP |
45.80 |
45.56 |
-0.24 |
| 8 |
Bracciale, Leonardo G (11)
|
PVNCAP |
45.49 |
45.66 |
0.17 |
| 9 |
Murphy, Carter E (12)
|
PVNCAP |
41.77 |
45.87 |
4.10 |
| 10 |
Gutierrez, Marco M (12)
|
PVNCAP |
48.67 |
46.86 |
-1.81 |
| 11 |
Harriot, Erik A (12)
|
PVMACH |
47.08 |
47.10 |
0.02 |
| 12 |
Rayson, Devin K (11)
|
PVMACH |
49.52 |
49.05 |
-0.47 |
| 13 |
Strickland, Owen M (11)
|
PVNCAP |
46.66 |
49.31 |
2.65 |
| 14 |
Kim, Carson P (11)
|
PVNCAP |
48.90 |
50.20 |
1.30 |
| 15 |
Laine, Rowen L (11)
|
PVNCAP |
52.01 |
51.51 |
-0.50 |
| 16 |
Majeed-Hall, Jasper J (11)
|
PVNCAP |
1:07.98 |
52.80 |
-15.18 |
| 17 |
Korotovskikh, Keir (11)
|
PVNCAP |
55.35 |
53.31 |
-2.04 |
|
Hartanto, Alexander (12)
|
PVNCAP |
44.20 |
NS |
- |
|
Rowley, Nathan J (11)
|
PVNCAP |
49.08 |
NS |
- |
|
Nguyen, Blake R (12)
|
PVMACH |
44.27 |
NS |
- |