| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Cheng, Derek (17)
|
PGRY |
47.03 |
46.13 |
-0.90 |
| 2 |
McChesney, Joseph (18)
|
HILL |
46.71 |
47.76 |
1.05 |
| 3 |
Ambelang, Thomas M (18)
|
NJBHS |
48.90 |
49.05 |
0.15 |
| 4 |
Elnawawi, Youssef (15)
|
NJRIDG |
50.70 |
49.94 |
-0.76 |
| 5 |
Parisi, Jackson (18)
|
BRHS |
51.07 |
49.97 |
-1.10 |
| 6 |
Konops, Ian (16)
|
PGRY |
48.70 |
50.07 |
1.37 |
| 7 |
Luo, Nathan (15)
|
NJRIDG |
50.48 |
50.36 |
-0.12 |
| 8 |
Capizzi, Dean (17)
|
NJRIDG |
49.90 |
51.31 |
1.41 |
| 9 |
McNaugher, Ian (15)
|
PGRY |
51.85 |
51.40 |
-0.45 |
| 10 |
Rydberg, Gregory (14)
|
BRHS |
51.13 |
51.51 |
0.38 |
| 11 |
Gabriel, Mendez-Castilla (0)
|
NJSHS |
51.96 |
51.52 |
-0.44 |
| 12 |
Wang, Jaden (16)
|
HILL |
52.27 |
51.55 |
-0.72 |
| 13 |
Tanalski, Elliot (0)
|
MONT |
50.93 |
51.68 |
0.75 |
| 14 |
Snyder, Nicholas t (17)
|
NJBHS |
52.30 |
51.76 |
-0.54 |
| 15 |
Granados, Tiago (15)
|
HILL |
52.37 |
51.84 |
-0.53 |
| 16 |
Pasewaldt, Erik (15)
|
BRHS |
52.81 |
52.86 |
0.05 |
| 17 |
Veerachamy, Mathivanth (0)
|
MONT |
52.78 |
53.76 |
0.98 |
| 18 |
Molinar Sanchez, Luis (0)
|
MONT |
52.96 |
53.78 |
0.82 |
| 19 |
Rao, Kris (0)
|
NJFHS |
55.62 |
54.72 |
-0.90 |
| 20 |
Cirinelli, Darian (15)
|
NJIHS |
55.55 |
56.92 |
1.37 |
| 21 |
Dave, Shaan (0)
|
NJWHRH |
59.40 |
59.04 |
-0.36 |
| 22 |
Lutz, Cooper (0)
|
NJSHS |
59.45 |
1:00.81 |
1.36 |
| 23 |
Fernandez, Sangiago (0)
|
NJSHS |
59.46 |
1:01.12 |
1.66 |
|
Alstrom, Valdemar A (16)
|
NJBHS |
51.73 |
NS |
- |