| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Trinh, Mason W (15)
|
NJRVYM |
58.81 |
56.94 |
-1.87 |
| 2 |
Celentano, Nicholas M (17)
|
NJNJRC |
1:00.61 |
59.20 |
-1.41 |
| 3 |
Bedoya, Karel (18)
|
NJEAG |
1:00.45 |
59.51 |
-0.94 |
| 4 |
Domantay, Maximillian J (15)
|
NJPTAC |
1:02.94 |
1:00.38 |
-2.56 |
| 5 |
Zhosan, Boris (16)
|
NJWW |
1:01.38 |
1:00.53 |
-0.85 |
| 6 |
Li, Travis K (15)
|
NJSCAR |
1:02.97 |
1:00.70 |
-2.27 |
| 7 |
Chandwani, Neel (17)
|
NJPTAC |
1:02.69 |
1:00.80 |
-1.89 |
| 8 |
Da Costa, Matias R (16)
|
NJPTAC |
1:02.21 |
1:01.46 |
-0.75 |
| 9 |
Machurov, Andrew (16)
|
NJRVYM |
1:02.17 |
1:01.69 |
-0.48 |
| 10 |
Jung, Jaden (17)
|
NJWW |
1:01.71 |
1:01.77 |
0.06 |
| 11 |
Portelli, Dylan (16)
|
NJEEX |
1:02.99 |
1:06.68 |
3.69 |