| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wai, Anthony T (8)
|
PVNCAP |
40.08 |
40.24 |
0.16 |
| 2 |
Adriano, Adrian L (8)
|
PVMAC |
42.89 |
40.47 |
-2.42 |
| 3 |
Lee, Colin S (8)
|
PVMAC |
|
42.29 |
- |
| 4 |
Schroeder, Austin (8)
|
PVNCAP |
49.08 |
44.89 |
-4.19 |
| 5 |
Williamson, Charles I (8)
|
PVNCAP |
49.66 |
48.27 |
-1.39 |
| 6 |
Alexander, Declan G (8)
|
PVNCAP |
|
49.08 |
- |
| 7 |
Acholonu, Arinzechukwu M (8)
|
PVNCAP |
50.00 |
49.14 |
-0.86 |
| 8 |
Sharifi, Amir H (8)
|
PVNCAP |
1:00.00 |
49.95 |
-10.05 |
| 9 |
Nam, Jamie K (8)
|
PVMAC |
|
50.66 |
- |
| 10 |
Rusu, Benjamin (8)
|
PVBWST |
|
51.64 |
- |
| 11 |
Greer, Alexander K (8)
|
PVNCAP |
|
52.51 |
- |
| 12 |
Thatcher, Dylan J (8)
|
PVNCAP |
53.91 |
55.68 |
1.77 |
| 13 |
Rose, Andrew J (8)
|
PVNCAP |
52.93 |
55.83 |
2.90 |
| 14 |
Shetty, Arjun (8)
|
PVSNOW |
1:04.42 |
56.07 |
-8.35 |
| 15 |
Hart, Ryder S (8)
|
PVBWST |
|
57.20 |
- |
| 16 |
Jones, Kai A (8)
|
PVNCAP |
1:13.58 |
57.96 |
-15.62 |
|
Schrank, Declan R (8)
|
PVNCAP |
|
DQ |
- |
|
Duffin, Jack E (8)
|
PVBWST |
1:00.22 |
DQ |
- |
|
Swemba, Christopher J (8)
|
PVNCAP |
1:20.88 |
NS |
- |
|
Patten, Brandon C (8)
|
PVNCAP |
51.17 |
NS |
- |