| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Yang, Alvin Z (10)
|
MNMSI |
1:15.72 |
1:16.92 |
1.20 |
| 2 |
Pluskwa, Connor J (10)
|
ILIL |
1:19.04 |
1:19.71 |
0.67 |
| 3 |
Sadcopen, Hermes Abram B (10)
|
ILIL |
1:23.46 |
1:20.50 |
-2.96 |
| 4 |
Sfirnaciuc, Nicholas J (10)
|
ILIL |
1:18.37 |
1:21.22 |
2.85 |
| 5 |
Christy, Sam T (10)
|
MVMV |
1:22.35 |
1:25.93 |
3.58 |
| 6 |
Allocco, Andrew C (10)
|
MNMSI |
1:22.93 |
1:27.22 |
4.29 |
| 7 |
Peters, Austin C (10)
|
ARAR |
|
1:31.73 |
- |
| 8 |
Hightower, Easton J (10)
|
OKOK |
1:12.30 |
1:32.21 |
19.91 |
| 9 |
Volzke, Isaiah W (10)
|
SDSD |
|
1:35.91 |
- |
| 10 |
Chang, Preston H (10)
|
MVMV |
|
1:36.01 |
- |
|
Matthies, Ryan James E (10)
|
SDSD |
|
DQ |
- |
|
Felton, Ford W (10)
|
ARAR |
|
NS |
- |