| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Chen, Daren (16)
|
NJNJRC |
48.77 |
50.65 |
1.88 |
| 2 |
Zhao, Jialu A (19)
|
NJNJRC |
52.94 |
55.13 |
2.19 |
| 3 |
Soyka, Liam T (15)
|
NJJG |
58.12 |
1:00.30 |
2.18 |
| 4 |
Salvemini, Vassilios (16)
|
NJUN |
1:05.91 |
1:01.19 |
-4.72 |
| 5 |
Celentano, Nicholas M (17)
|
NJNJRC |
58.92 |
1:01.22 |
2.30 |
| 6 |
Szulimowski, Jakub (17)
|
NJJG |
59.82 |
1:01.91 |
2.09 |
| 7 |
Zimmerer, Colin W (15)
|
NJNJRC |
1:06.85 |
1:02.99 |
-3.86 |
| 8 |
Welter, Nathan M (15)
|
NJMB |
1:04.54 |
1:03.75 |
-0.79 |
| 9 |
Davis, Lukas M (17)
|
NJNJRC |
1:00.26 |
1:03.91 |
3.65 |
| 10 |
Reimertz, Bryan (17)
|
NJMB |
1:03.27 |
1:04.63 |
1.36 |
| 11 |
Cosgrove, Charles P (17)
|
NJNJRC |
1:06.06 |
1:04.75 |
-1.31 |
| 12 |
Furlong, Jack O (16)
|
NJNJRC |
1:01.41 |
1:05.24 |
3.83 |
| 13 |
Vergara, Andrei (15)
|
NJMB |
1:09.08 |
1:06.75 |
-2.33 |
| 14 |
Johnson, Adam D (16)
|
NJCJAC |
1:13.74 |
1:08.87 |
-4.87 |
| 15 |
Sozer, Joseph Z (15)
|
NJMB |
1:04.77 |
1:12.53 |
7.76 |
| 16 |
Ford, Michael F (15)
|
NJMB |
1:24.24 |
1:14.66 |
-9.58 |
| 17 |
Sy, Logan W (15)
|
NJMB |
1:13.75 |
1:17.75 |
4.00 |
| 18 |
Evangelista, Nicholas A (15)
|
NJNJRC |
1:29.23 |
1:18.07 |
-11.16 |