| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Van Lier, Jasper (17)
|
GUSSAN |
57.88 |
1:01.95 |
4.07 |
| 2 |
Tannenberger, Matthew W (17)
|
GUSSAN |
57.50 |
1:03.08 |
5.58 |
| 3 |
Isaacs, Tanner C (17)
|
GUSSAN |
1:02.97 |
1:04.33 |
1.36 |
| 4 |
Garza, Vincent (16)
|
GUSSAN |
1:01.09 |
1:05.97 |
4.88 |
| 5 |
Bittner, Matthew R (15)
|
GUUNAT |
1:10.65 |
1:08.65 |
-2.00 |
| 6 |
Gerwick, Gavin P (15)
|
GUSSAN |
1:09.94 |
1:09.37 |
-0.57 |
| 7 |
Domogalik, Thomas N (17)
|
GUSSAN |
1:17.01 |
1:15.55 |
-1.46 |
| 8 |
Powell, Jackson C (15)
|
GULSST |
1:25.92 |
1:20.05 |
-5.87 |
|
Rosser, Christopher A (15)
|
GUBTA |
1:29.96 |
NS |
- |
|
Wiley, Ethan C (15)
|
GUBTA |
1:14.34 |
NS |
- |