| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Campet, Luke C (13)
|
PVYORK |
1:01.93 |
1:02.10 |
0.17 |
| 2 |
Lungren, Jack J (14)
|
PVAAC |
1:03.38 |
1:02.76 |
-0.62 |
| 3 |
Suarez, Zachary D (14)
|
PVYORK |
1:02.46 |
1:03.12 |
0.66 |
| 4 |
Zochowski, Nicholas C (14)
|
PVYORK |
1:06.67 |
1:06.26 |
-0.41 |
| 5 |
Fan, Stanley J (13)
|
PVPM |
1:09.74 |
1:08.50 |
-1.24 |
| 6 |
Hayden, James D (13)
|
PVYORK |
1:09.36 |
1:09.04 |
-0.32 |
| 7 |
Dominski, Jackson D (13)
|
PVPM |
1:12.17 |
1:09.53 |
-2.64 |
| 8 |
Rowan, Graham C (13)
|
PVYORK |
1:08.23 |
1:09.84 |
1.61 |
| 9 |
O'Rourke, Declan P (14)
|
PVYORK |
1:08.63 |
1:10.82 |
2.19 |
| 10 |
Bon Salle, Phinneas J (13)
|
PVAAC |
1:13.92 |
1:11.37 |
-2.55 |
| 11 |
Raak, Oliver B (13)
|
PVPM |
1:09.52 |
1:11.83 |
2.31 |
| 12 |
Lindroos, Kai G (13)
|
PVYORK |
1:12.31 |
1:13.95 |
1.64 |