| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Schwarz, Christian P (16)
|
NJMB |
54.52 |
56.51 |
1.99 |
| 2 |
Warshaw, Peter E (17)
|
NJMB |
53.43 |
58.03 |
4.60 |
| 3 |
Morris, Liam R (16)
|
NJCJAC |
56.55 |
58.40 |
1.85 |
| 4 |
McCartin, Aidan C (16)
|
NJMB |
1:00.44 |
59.10 |
-1.34 |
| 5 |
Collett III, William H (15)
|
NJCJAC |
1:01.04 |
1:01.60 |
0.56 |
| 6 |
Riozzi-Bodine, Ethan J (18)
|
NJMB |
54.78 |
1:02.62 |
7.84 |
| 7 |
Niro, Marco (15)
|
NJMB |
1:03.96 |
1:06.57 |
2.61 |
| 8 |
Amster, Zachary N (15)
|
NJCJAC |
1:04.71 |
1:06.93 |
2.22 |
| 9 |
Ombrellino, Maurizio (16)
|
NJMB |
1:03.01 |
1:08.21 |
5.20 |
| 10 |
Gibbs, Logan R (16)
|
NJJG |
1:08.40 |
1:11.71 |
3.31 |
| 11 |
Wallrabe, Jason c (15)
|
NJMB |
1:11.62 |
1:12.27 |
0.65 |
| 12 |
Decker, Matt g (16)
|
NJMB |
1:10.30 |
1:12.46 |
2.16 |
|
Donohoe, John A (16)
|
NJMB |
1:02.43 |
DQ |
- |