| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hallman, Jagger S (9)
|
NJWFY |
59.42 |
27.32 |
-32.10 |
| 2 |
Shave, Jack P (10)
|
NJWFY |
46.39 |
47.97 |
1.58 |
| 3 |
Sydorenko, Vladyslav N (10)
|
SAY |
52.79 |
52.02 |
-0.77 |
| 4 |
Gutierrez-Ewing, Atticus H (9)
|
NJWFY |
55.56 |
55.28 |
-0.28 |
| 5 |
Chen, Howard (10)
|
NJWFY |
58.66 |
58.64 |
-0.02 |
| 6 |
Mahrach, Mohamed A (10)
|
NJWFY |
56.98 |
59.82 |
2.84 |
| 7 |
Knoll, David Y (8)
|
NJRANY |
1:01.76 |
1:00.42 |
-1.34 |
| 8 |
Enama, Cooper (10)
|
NJRANY |
1:09.51 |
1:09.15 |
-0.36 |
| 9 |
Chon, Matthew (9)
|
NJWFY |
|
1:14.73 |
- |
|
Chen, Leo (9)
|
NJWFY |
1:08.01 |
DNF |
-68.01 |
|
Nelson, Shane B (8)
|
NJRANY |
1:03.81 |
DQ |
- |