| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Sleptsov, Alex D (11)
|
MAPCAC |
1:08.11 |
1:06.54 |
-1.57 |
| 2 |
Jones IV, Master R (12)
|
MASAKA |
1:10.63 |
1:07.39 |
-3.24 |
| 3 |
Reihl, Alexander Q (11)
|
MAWAVE |
1:10.01 |
1:11.01 |
1.00 |
| 4 |
Grisbaum, Dolan C (12)
|
MAGPAC |
|
1:14.05 |
- |
| 5 |
Clark, John F (12)
|
MAPWAC |
|
1:16.31 |
- |
| 6 |
McIver-Jenkins, Benjamin A (12)
|
MASERP |
1:23.51 |
1:18.51 |
-5.00 |
| 7 |
Kovan, Henry E (12)
|
MAUN-K |
1:18.48 |
1:24.44 |
5.96 |
| 8 |
Mejia-Reynoso, Antonio A (11)
|
MASAKA |
|
1:27.28 |
- |
| 9 |
Pierce Jr., Johnny A (11)
|
MASAKA |
1:43.75 |
1:30.72 |
-13.03 |
| 10 |
Morales, Brian A (12)
|
MASAKA |
|
1:37.03 |
- |
|
Moore, Thomas A (11)
|
MASERP |
1:20.84 |
NS |
- |