| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kominski, John C (10)
|
PVRIPS |
46.48 |
45.07 |
-1.41 |
| 2 |
Hume, Raphael M (10)
|
PVSDS |
54.36 |
46.49 |
-7.87 |
| 3 |
Crupi, Gavin A (10)
|
PVSDS |
52.45 |
46.63 |
-5.82 |
| 4 |
McGill, Dylan T (10)
|
PVSDS |
|
47.09 |
- |
| 5 |
Fiala, Caleb S (10)
|
PVSTJS |
|
48.86 |
- |
| 6 |
Merriam, Daniel K (10)
|
PVSDS |
57.57 |
49.13 |
-8.44 |
| 7 |
Byrnes, Anderson G (9)
|
PVNCAP |
|
50.17 |
- |
| 8 |
Mamon, Luke E (9)
|
PVRIPS |
52.17 |
50.84 |
-1.33 |
| 9 |
Kasemsuwannakaeth, Peyton (9)
|
PVSDS |
|
51.33 |
- |
| 10 |
Moore, James R (10)
|
PVSDS |
|
54.30 |
- |
| 11 |
Christman, Tomas J (10)
|
PVSTJS |
56.94 |
54.64 |
-2.30 |
| 12 |
Anteneh, Luel (9)
|
PVNCAP |
|
56.10 |
- |
| 13 |
Matis, Ryven J (9)
|
PVNCAP |
|
57.62 |
- |
| 14 |
Kemp, Jakob A (9)
|
PVNCAP |
|
1:01.04 |
- |
| 15 |
Tonthat, Nathan T (9)
|
PVRIPS |
1:04.15 |
1:03.29 |
-0.86 |
| 16 |
Braunstein, Landon K (9)
|
PVSTJS |
|
1:03.93 |
- |
| 17 |
Driver, Mark H (10)
|
PVSTJS |
|
1:07.20 |
- |
| 18 |
Fricke, Grant R (10)
|
PVSTJS |
|
1:19.25 |
- |
|
Souchaud, Tristan G (10)
|
PVSDS |
|
DQ |
- |
|
Aleksashenko, Alexey (10)
|
PVSDS |
|
DQ |
- |
|
Gado, Peter M (9)
|
PVSTJS |
|
DQ |
- |
|
Schrock, Eamon C (10)
|
PVSTJS |
|
NS |
- |
|
Hattingh, Liam A (9)
|
PVSTJS |
|
NS |
- |
|
Stewart, Connor J (9)
|
PVSDS |
|
NS |
- |