| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Tirch, Patrick M (16)
|
MRHVD |
56.08 |
56.56 |
0.48 |
| 2 |
Kellman, Adam H (17)
|
MRWSSC |
54.28 |
56.83 |
2.55 |
| 3 |
Dickman, Kellen G (17)
|
MRNYSA |
55.47 |
56.99 |
1.52 |
| 4 |
Abramson, Jesse A (16)
|
MRNYSA |
57.34 |
58.62 |
1.28 |
| 5 |
Wilson, Edmund (15)
|
MRNDAC |
1:02.97 |
59.60 |
-3.37 |
| 6 |
Perillo, Justin G (16)
|
MRMWDA |
59.84 |
59.64 |
-0.20 |
| 7 |
Wright, Cooper C (15)
|
MRNYSA |
1:04.19 |
1:03.21 |
-0.98 |
| 8 |
Kaminskiy, Anthony N (16)
|
MRNYSA |
1:04.57 |
1:05.04 |
0.47 |
| 9 |
Velasquez, Vicente O (15)
|
MRNBS |
1:11.97 |
1:06.40 |
-5.57 |
| 10 |
Elmassalemah, Iad K (17)
|
MRNDAC |
1:04.12 |
1:07.05 |
2.93 |
| 11 |
Domanico, Aidan M (15)
|
MRNBS |
1:07.00 |
1:09.75 |
2.75 |
|
Finnigan, Jeromy E (15)
|
MRWSSC |
1:28.91 |
DQ |
- |