| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Mumcuoglu, Kerim E (12)
|
NJSTAC |
40.27 |
40.44 |
0.17 |
| 2 |
Xu, Owen J (12)
|
NJSTAC |
42.61 |
42.74 |
0.13 |
| 3 |
Dao, Uy B (11)
|
NJSTAC |
43.57 |
42.94 |
-0.63 |
| 4 |
Kim, Jason S (12)
|
NJJFAC |
45.02 |
45.95 |
0.93 |
| 5 |
Yi, Jayden J (12)
|
NJJFAC |
48.35 |
49.18 |
0.83 |
| 6 |
Chapman, Matthew R (11)
|
NJRANY |
47.39 |
49.19 |
1.80 |
| 7 |
Lee, Julian J (11)
|
NJJFAC |
45.88 |
50.03 |
4.15 |
| 8 |
Maxwell, Anthony E (11)
|
NJRANY |
49.93 |
50.26 |
0.33 |
| 9 |
Trinidad-Miller, Jahier N (11)
|
NJBB |
52.22 |
50.98 |
-1.24 |
| 10 |
Chang, Mason S (12)
|
NJBB |
52.09 |
52.99 |
0.90 |
| 11 |
Lepori, John P (11)
|
NJBB |
53.79 |
53.10 |
-0.69 |
| 12 |
Cheng, Ashton T (11)
|
NJEAG |
54.93 |
53.16 |
-1.77 |
| 13 |
Walters, Robert S (12)
|
NJRANY |
53.89 |
53.39 |
-0.50 |
| 14 |
Lee, Alexander J (11)
|
NJJFAC |
50.60 |
54.37 |
3.77 |
| 15 |
Quiroz Sanchez, Edward (11)
|
NJEAG |
1:00.69 |
1:00.33 |
-0.36 |
| 16 |
Carpintero, Jayden (11)
|
NJEAG |
1:00.19 |
1:00.46 |
0.27 |
| 17 |
Nicolas, Diego (11)
|
NJEAG |
1:06.88 |
1:02.66 |
-4.22 |
| 18 |
Mazol, Sawyer J (12)
|
NJRANY |
1:04.58 |
1:08.03 |
3.45 |
| 19 |
Van Wert, Jack (12)
|
NJRANY |
1:32.12 |
1:28.05 |
-4.07 |
|
Ross, Bruno A (11)
|
NJRANY |
59.62 |
DQ |
- |
|
Shin, Eric J (12)
|
NJJFAC |
41.67 |
NS |
- |
|
Hidalgo, Abel M (12)
|
NJEAG |
1:00.12 |
NS |
- |