| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Huang, Gabriel (17)
|
NJWW |
52.30 |
51.18 |
-1.12 |
| 2 |
Minchak, Michael R (16)
|
NJJG |
52.13 |
51.96 |
-0.17 |
| 3 |
Czarnecki, Gabriel J (15)
|
NJWW |
50.34 |
52.07 |
1.73 |
| 4 |
Jurado Garcia, Oscar K (16)
|
NJWW |
51.05 |
52.38 |
1.33 |
| 5 |
Lacava, Paul M (17)
|
NJPPST |
52.38 |
53.73 |
1.35 |
| 6 |
Salek, Filip (15)
|
NJJG |
56.06 |
54.57 |
-1.49 |
| 7 |
Szulimowski, Jakub (15)
|
NJJG |
56.43 |
56.88 |
0.45 |
| 8 |
Patel, Vishan B (16)
|
NJPTAC |
55.46 |
57.01 |
1.55 |
| 9 |
Xia, Alexander T (16)
|
NJWW |
49.53 |
57.60 |
8.07 |
| 10 |
De Jesus, Joshua S (15)
|
NJPPST |
59.06 |
57.81 |
-1.25 |
| 11 |
Joshi, Anirvinya H (16)
|
NJWW |
1:01.77 |
1:01.22 |
-0.55 |
| 12 |
Srikanth, Srinarayan (15)
|
NJPTAC |
1:02.31 |
1:01.65 |
-0.66 |
| 13 |
Fazio, Vincent P (15)
|
NJUN-A |
1:13.99 |
1:02.78 |
-11.21 |