| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Reasons, Kyle W (12)
|
MARAD |
1:17.77 |
1:11.43 |
-6.34 |
| 2 |
Oswald, Zachary M (11)
|
MARAD |
1:16.15 |
1:17.32 |
1.17 |
| 3 |
Yeakle, Tate (12)
|
MARAD |
1:20.30 |
1:19.09 |
-1.21 |
| 4 |
Phillips, Henry C (12)
|
MAPVAC |
1:22.37 |
1:19.91 |
-2.46 |
| 5 |
Koptyra, Zachary (11)
|
MARAD |
1:33.82 |
1:22.91 |
-10.91 |
| 6 |
Bakalorz, Christopher M (12)
|
MATRI |
|
1:26.28 |
- |
| 7 |
Wettlaufer, Liam J (12)
|
MATRI |
|
1:26.29 |
- |
| 8 |
Oken, James R (11)
|
MARAD |
1:43.62 |
1:30.31 |
-13.31 |
| 9 |
Line, Greyson B (11)
|
MARAD |
1:26.01 |
1:31.05 |
5.04 |
| 10 |
Morrison, Theodore E (12)
|
MARAD |
|
1:31.24 |
- |
| 11 |
Muller Jr, Thomas M (11)
|
MAGSA |
|
1:33.37 |
- |
| 12 |
Murdock, Matthew J (11)
|
MATRI |
|
1:33.83 |
- |
| 13 |
Hammond, Tyler D (12)
|
MATRI |
1:38.35 |
1:35.17 |
-3.18 |
| 14 |
Hopkins, David J (11)
|
MARAD |
|
1:40.79 |
- |
| 15 |
Swartz, Gavin A (11)
|
MARAD |
|
1:42.83 |
- |
|
Johnson, James C (12)
|
MARAD |
|
DQ |
- |
|
Smith, Isaiah S (11)
|
MARAD |
|
DQ |
- |
|
Graaf, Zachary E (12)
|
MATRI |
1:28.63 |
DQ |
- |
|
Mehdi, Nathan I (11)
|
MATRI |
|
DQ |
- |
|
Shea IV, John F (12)
|
MAGSA |
1:25.99 |
NS |
- |