| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Morrissey, James H (15)
|
MAGAAC |
57.49 |
59.20 |
1.71 |
| 2 |
Stay, Lachlan (15)
|
MACORE |
1:02.58 |
1:02.49 |
-0.09 |
| 3 |
Gutman, Daniel (16)
|
MACORE |
1:07.32 |
1:09.43 |
2.11 |
| 4 |
Likhokon, Zakhar (15)
|
MAORCA |
1:10.72 |
1:10.63 |
-0.09 |
| 5 |
Sanner, Jaden K (15)
|
MAPENN |
1:12.16 |
1:15.05 |
2.89 |
| 6 |
Butuc, Artiom M (15)
|
MAORCA |
20.30 |
1:25.23 |
64.93 |
|
Henze, Griffin G (16)
|
MAGAAC |
1:12.27 |
NS |
- |
|
Spain, Zachary N (17)
|
MAGAAC |
1:00.54 |
NS |
- |
|
Shivadevuni, SriDhanvi (16)
|
MAPENN |
1:04.47 |
NS |
- |
|
Jones, Master William R (15)
|
MASERP |
1:06.94 |
NS |
- |
|
McIver-Jenkins, Benjamin A (15)
|
MASERP |
1:05.73 |
NS |
- |