| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hall, Kevin J (8)
|
NJRVYM |
50.17 |
50.76 |
0.59 |
| 2 |
Freyer, Justin G (8)
|
NJRVYM |
54.45 |
52.44 |
-2.01 |
| 3 |
Yip, Jayden (6)
|
NJFSPY |
1:05.33 |
53.63 |
-11.70 |
| 4 |
Nisar, Sidh P (8)
|
NJGMY |
1:19.66 |
57.91 |
-21.75 |
| 5 |
Yu, Charles (8)
|
NJFSPY |
1:16.96 |
59.03 |
-17.93 |
| 6 |
Garcia-Vivo, Lucas (8)
|
NJHCY |
1:05.19 |
59.55 |
-5.64 |
| 7 |
Chennapragada, Smaran (8)
|
NJGMY |
1:02.60 |
1:12.67 |
10.07 |
| 8 |
Vimadalal, Neil (8)
|
NJRBAY |
1:42.36 |
1:13.17 |
-29.19 |
| 9 |
Smith, Ian (7)
|
NJHCY |
1:07.19 |
1:18.62 |
11.43 |
| 10 |
Daw, Aarav (8)
|
NJHCY |
1:08.19 |
1:22.37 |
14.18 |
|
Balakrishnan, Alexandros N (7)
|
NJFSPY |
1:05.66 |
DQ |
- |
|
Hussain, Basim (8)
|
NJHCY |
1:15.39 |
DQ |
- |
|
Scalora, Luca (8)
|
NJRVYM |
1:12.00 |
DQ |
- |