| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
O'Sullivan, Oisin (12)
|
MRSSC |
1:22.29 |
1:20.06 |
-2.23 |
| 1 |
Gingrass, Zachary K (12)
|
MRLIAC |
1:23.78 |
1:21.13 |
-2.65 |
| 1 |
Cheng, Terran M (12)
|
MRLIAC |
1:23.52 |
1:21.91 |
-1.61 |
| 1 |
Chung, Daniel S (11)
|
MRLIAC |
1:27.83 |
1:29.96 |
2.13 |
| 2 |
Sun, William (12)
|
MRTVSC |
1:22.81 |
1:21.48 |
-1.33 |
| 2 |
Castrillon, JuanCarlos C (11)
|
MRLIAC |
1:25.01 |
1:23.39 |
-1.62 |
| 2 |
Neuf, Austin (11)
|
MRHAA |
1:29.22 |
1:31.14 |
1.92 |
| 3 |
Pineda, Kevin S (12)
|
MREHY |
1:29.82 |
1:23.77 |
-6.05 |
| 3 |
Cody, Christopher M (11)
|
MRIA |
1:28.25 |
1:31.45 |
3.20 |
| 4 |
Gaspard, Chad A (12)
|
MRLIAC |
1:25.30 |
1:24.57 |
-0.73 |
| 4 |
McNicholas, John M (12)
|
MRHAA |
1:27.35 |
1:31.69 |
4.34 |
| 5 |
LiBassi, Connor T (11)
|
MRLBA |
1:24.72 |
1:24.60 |
-0.12 |
| 6 |
Zhang, Justin T (12)
|
MRTVSC |
1:22.92 |
1:25.29 |
2.37 |
| 7 |
Pittas, George N (12)
|
MRLIAC |
1:26.30 |
1:25.46 |
-0.84 |
| 8 |
Adams, Brett J (11)
|
MRTVSC |
1:27.16 |
1:25.53 |
-1.63 |
| 9 |
Alas, Daniel A (11)
|
MRIA |
1:28.34 |
1:25.79 |
-2.55 |
| 10 |
Yang, Samuel S (12)
|
MRLIAC |
1:25.48 |
1:25.81 |
0.33 |
| 11 |
Cornish, Danny J (11)
|
MRLBA |
1:24.53 |
1:26.21 |
1.68 |
| 12 |
Verma, Austin (11)
|
MRLIAC |
1:24.63 |
1:26.39 |
1.76 |
| 13 |
Ye, Calvin D (11)
|
MRLIAC |
1:26.03 |
1:27.15 |
1.12 |
| 14 |
Natindim, Grant N (12)
|
MRLIAC |
1:28.69 |
1:27.18 |
-1.51 |
| 15 |
Shopis, Nicholas (12)
|
MRLIAC |
1:28.97 |
1:27.24 |
-1.73 |
| 16 |
Dunne, Christopher J (11)
|
MRHYB |
1:29.44 |
1:27.61 |
-1.83 |
| 17 |
DeStaebler, Keith E (12)
|
MRLIAC |
1:24.79 |
1:28.10 |
3.31 |
| 18 |
Yuk, William (12)
|
MRTS |
1:26.99 |
1:28.41 |
1.42 |
| 19 |
Leuly, Shane C (12)
|
MRIA |
1:27.15 |
1:29.49 |
2.34 |