| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Oneil, Callum (14)
|
NIPACK |
57.59 |
56.92 |
-0.67 |
| 2 |
Gillis, Ian T (15)
|
NIGRSC |
57.91 |
57.12 |
-0.79 |
| 3 |
Enser, Jared M (13)
|
NIHAST |
57.94 |
58.66 |
0.72 |
| 4 |
Michalowski, Connor J (14)
|
NIHAST |
1:00.15 |
1:02.04 |
1.89 |
| 5 |
Wolcott, Charles T (13)
|
NIGRSC |
1:05.61 |
1:04.57 |
-1.04 |
| 6 |
Derousie, Mitchell B (15)
|
NIHAST |
1:09.37 |
1:06.08 |
-3.29 |
| 7 |
Ciravola, Jayden T (14)
|
NIHAST |
1:09.32 |
1:07.59 |
-1.73 |
| 8 |
Fan, Timothy (10)
|
NIPACK |
1:15.61 |
1:11.66 |
-3.95 |
| 9 |
Green, William E (12)
|
NIHAST |
1:19.24 |
1:22.82 |
3.58 |
| 10 |
Monroe, Lucas J (11)
|
NIPMSC |
1:25.97 |
1:23.04 |
-2.93 |
| 11 |
Pompeii, Joey J (13)
|
NIPMSC |
1:35.20 |
1:28.91 |
-6.29 |
| 12 |
Green, Trent M (10)
|
NIHAST |
1:26.28 |
1:32.94 |
6.66 |