| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Jun, Matthew J (9)
|
NJACE |
46.05 |
40.77 |
-5.28 |
| 2 |
Tong, Oliver Z (10)
|
NJSCAR |
45.99 |
40.89 |
-5.10 |
| 3 |
Mikulenas, Arnas (10)
|
NJJG |
43.40 |
41.86 |
-1.54 |
| 4 |
Hassan, Ihtesham (10)
|
NJSWST |
43.80 |
44.64 |
0.84 |
| 5 |
Jackson, Matthew S (9)
|
NJTWST |
45.87 |
45.03 |
-0.84 |
| 5 |
Leinas, George (10)
|
NJCBGC |
46.98 |
45.03 |
-1.95 |
| 7 |
McKay, Noah J (10)
|
NJRBY |
43.83 |
47.01 |
3.18 |
| 8 |
Newman, Abe J (9)
|
NJRBY |
53.44 |
47.05 |
-6.39 |
| 9 |
Chen, Richard (10)
|
NJTWST |
43.70 |
47.60 |
3.90 |
| 10 |
Choi, Jacob H (10)
|
NJACE |
46.77 |
47.62 |
0.85 |
| 11 |
Lee, Yuriel (9)
|
NJACE |
47.30 |
48.03 |
0.73 |
| 12 |
Soyka, Liam T (10)
|
NJJG |
43.66 |
49.10 |
5.44 |
| 13 |
Conti, Christian J (9)
|
NJRBY |
48.02 |
49.64 |
1.62 |
| 14 |
Melikhov, Andrei (9)
|
NJRBY |
50.62 |
50.51 |
-0.11 |
| 15 |
Schierholz, Nikolai (10)
|
NJSCAR |
44.90 |
50.53 |
5.63 |
| 16 |
Lozano, Joan (9)
|
NJCBGC |
56.57 |
51.18 |
-5.39 |
| 17 |
Shay, Joseph M (9)
|
NJRBY |
57.13 |
51.31 |
-5.82 |
| 18 |
Lee, Parker K (10)
|
NJSCAR |
58.03 |
51.42 |
-6.61 |
| 19 |
Fabbricatore, Matteo (10)
|
NJFOBY |
47.67 |
54.87 |
7.20 |
| 20 |
Ahearn, Andy T (10)
|
NJRBY |
1:00.60 |
1:02.51 |
1.91 |
| 21 |
Shinde, Aditya (10)
|
NJSWST |
1:08.12 |
1:02.89 |
-5.23 |
| 22 |
Catong, Zachary (9)
|
NJRBY |
1:01.67 |
1:03.62 |
1.95 |
| 23 |
Singh, Aditya (9)
|
NJSWST |
1:25.77 |
1:03.99 |
-21.78 |
| 24 |
Poulos, Ethan T (9)
|
NJRA |
1:11.22 |
1:19.06 |
7.84 |
| 25 |
Chinchankar, Agastya (10)
|
NJSWST |
1:36.79 |
1:33.75 |
-3.04 |
|
Dowlin, Peter E (10)
|
NJSCAR |
1:16.04 |
DQ |
- |
|
Niedzialek, Jack (9)
|
NJCBGC |
51.21 |
DQ |
- |