| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Aquilino, Lorenzo A (11)
|
MRFA |
1:10.80 |
1:08.53 |
-2.27 |
| 1 |
Castano, Nicholas M (11)
|
MRLIAC |
1:12.19 |
1:11.17 |
-1.02 |
| 1 |
Field, Jacob B (11)
|
MRTVSC |
1:16.12 |
1:18.54 |
2.42 |
| 2 |
Hertel, Kevin A (11)
|
MRLIAC |
1:10.20 |
1:08.82 |
-1.38 |
| 2 |
Sommerstad, Ryan T (11)
|
MRTVSC |
1:12.50 |
1:11.38 |
-1.12 |
| 2 |
Wang, Ethan (11)
|
MRLIAC |
1:16.25 |
1:20.26 |
4.01 |
| 3 |
Paton, Gavin C (11)
|
MRSSC |
1:14.60 |
1:12.06 |
-2.54 |
| 4 |
Koek, Andrew (11)
|
MRLIAC |
1:14.41 |
1:12.69 |
-1.72 |
| 5 |
Placencia-Nazareno, Ethan (11)
|
MRTVSC |
1:14.44 |
1:13.11 |
-1.33 |
| 6 |
Wang, Vincent Q (11)
|
MRLIAC |
1:15.97 |
1:13.35 |
-2.62 |
| 7 |
Znachowski, Owen A (11)
|
MRWISC |
1:14.54 |
1:13.61 |
-0.93 |
| 8 |
Jacuch, Adam (11)
|
MRTS |
1:14.95 |
1:13.82 |
-1.13 |
| 9 |
Ma, Henry Y (11)
|
MRLIAC |
1:13.04 |
1:13.84 |
0.80 |
| 10 |
Gallub, Tyler (11)
|
MRHAA |
1:14.96 |
1:13.89 |
-1.07 |
| 11 |
Boudreau, Sergei J (11)
|
MRTVSC |
1:15.71 |
1:15.92 |
0.21 |
| 12 |
Casalinuovo, Johnny A (11)
|
MRTVSC |
1:15.73 |
1:17.44 |
1.71 |