| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Perillo, Austin J (8)
|
MRMWDA |
51.39 |
47.62 |
-3.77 |
| 2 |
Licardi, Dominic J (8)
|
MRPBAC |
53.64 |
52.11 |
-1.53 |
| 3 |
Lam, Vernon J (8)
|
MRYBAR |
54.88 |
52.19 |
-2.69 |
| 4 |
Belfiore, Christopher J (8)
|
NJBB |
1:02.75 |
55.11 |
-7.64 |
| 5 |
Webster, Matthew F (7)
|
MRPBAC |
59.22 |
57.11 |
-2.11 |
| 6 |
Dewhurst, Jesse W (7)
|
MRAG |
1:02.49 |
59.90 |
-2.59 |
| 7 |
Insdorf, Joshua C (8)
|
MRMWDA |
1:04.38 |
1:00.90 |
-3.48 |
| 8 |
Allen-Poole, Sean J (8)
|
MRAG |
58.07 |
1:00.93 |
2.86 |
| 9 |
Schouten, Nathan J (8)
|
NJBB |
59.89 |
1:03.27 |
3.38 |
| 10 |
Choong, Alex (7)
|
NJLIFE |
1:09.60 |
1:20.09 |
10.49 |
| 11 |
Hendrawan, Sebastian L (7)
|
NJBB |
1:17.22 |
1:31.37 |
14.15 |
|
Burrows, Harrison R (6)
|
MRAG |
2:00.00 |
DQ |
- |
|
Rosendahl, Nathaniel A (8)
|
NJBB |
1:02.22 |
DQ |
- |
|
Qu, Michael M (7)
|
MRMWDA |
|
DQ |
- |
|
Vega, Isidro R (6)
|
MRRFAC |
1:20.01 |
DQ |
- |
|
Devaney, Dylan F (8)
|
MRWSSC |
1:00.00 |
DQ |
- |