| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pandey, Avyukt (11)
|
NJSWST |
42.32 |
41.22 |
-1.10 |
| 2 |
Vlasiuk, Bohdan (12)
|
NJBB |
42.29 |
41.50 |
-0.79 |
| 3 |
Shin, Matthew (11)
|
NJBB |
41.35 |
42.96 |
1.61 |
| 4 |
Morea, Alexander C (11)
|
NJBB |
44.40 |
45.23 |
0.83 |
| 5 |
Chang, Mason S (12)
|
NJBB |
46.48 |
46.34 |
-0.14 |
| 6 |
Whittington, Thomas (11)
|
NJSWST |
46.75 |
46.65 |
-0.10 |
| 7 |
Huang, Samuel B (12)
|
NJBB |
51.59 |
48.17 |
-3.42 |
| 8 |
Chakravarty, Rohan B (11)
|
NJRSA |
56.50 |
54.76 |
-1.74 |
| 9 |
Cruz IV, Michael (11)
|
NJRSA |
57.29 |
55.74 |
-1.55 |
| 10 |
Khandhar, Yash K (12)
|
NJRSA |
55.99 |
58.99 |
3.00 |
| 11 |
Gao, Shawn (11)
|
NJBB |
59.80 |
59.40 |
-0.40 |
| 12 |
Birth, Griffin Q (11)
|
NJRSA |
54.46 |
1:00.64 |
6.18 |
| 13 |
Boppana, Uttam (12)
|
NJAPEX |
1:14.93 |
1:01.62 |
-13.31 |
| 14 |
Blaschke, Adriano E (11)
|
NJRSA |
1:05.57 |
1:03.93 |
-1.64 |
| 15 |
Schran, Jacob E (11)
|
NJBB |
1:05.66 |
1:15.05 |
9.39 |
|
Sydorovych, Maksimilian O (11)
|
NJRSA |
58.03 |
DQ |
- |