| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Zhao, Allen Y (18)
|
NJNJRC |
1:03.14 |
1:04.06 |
0.92 |
| 2 |
Merkler, John P (15)
|
NJNJRC |
1:04.12 |
1:05.06 |
0.94 |
| 3 |
Grieb, James C (17)
|
NJTAC |
1:07.16 |
1:06.24 |
-0.92 |
| 4 |
Schmidt, Maximillian J (15)
|
NJMB |
1:07.47 |
1:06.51 |
-0.96 |
| 5 |
Bunt, Andrew M (15)
|
NJMB |
1:07.61 |
1:08.33 |
0.72 |
| 6 |
Robinson, James C (16)
|
NJCJAC |
1:10.13 |
1:09.34 |
-0.79 |
| 7 |
Robinson, John C (16)
|
NJCJAC |
1:10.38 |
1:09.45 |
-0.93 |
| 8 |
Cosgrove, Liam R (15)
|
NJNJRC |
1:10.41 |
1:09.46 |
-0.95 |
| 9 |
Ryan, Jonathan J (17)
|
NJMB |
1:11.84 |
1:10.12 |
-1.72 |
| 10 |
Durrua, Adam H (16)
|
NJTAC |
1:11.97 |
1:13.63 |
1.66 |
| 11 |
Keane, Connor W (17)
|
NJMB |
1:14.75 |
1:14.72 |
-0.03 |
| 12 |
Murtishaw, William M (17)
|
NJJG |
1:21.40 |
1:16.53 |
-4.87 |
| 13 |
McKelvey, Dylan L (15)
|
NJTAC |
1:20.43 |
1:17.25 |
-3.18 |
| 14 |
Sparrock, Timothy (15)
|
NJTAC |
1:15.27 |
1:18.46 |
3.19 |