| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hong, Joseph S (14)
|
MACBST |
1:02.14 |
1:00.54 |
-1.60 |
| 1 |
Hoy, Andrew J (14)
|
MAUMAC |
1:09.28 |
1:11.01 |
1.73 |
| 1 |
Sherry, Matthew K (13)
|
MASPFD |
1:11.68 |
1:15.67 |
3.99 |
| 2 |
Buck, Quinn O (14)
|
MACBST |
1:04.63 |
1:11.07 |
6.44 |
| 2 |
Mignogna, Dylan M (13)
|
MAHHAA |
1:16.54 |
1:16.17 |
-0.37 |
| 3 |
Devaney, John A (14)
|
MACBST |
1:09.78 |
1:11.27 |
1.49 |
| 3 |
Huegel, Michael M (13)
|
MASSC |
1:19.59 |
1:17.24 |
-2.35 |
| 4 |
He, Kevin J (14)
|
MACBST |
1:11.00 |
1:12.41 |
1.41 |
| 4 |
Acker, Andrew J (13)
|
MACBST |
1:37.89 |
1:17.71 |
-20.18 |
| 5 |
McCallion, Maxwell R (14)
|
MACBST |
1:12.32 |
1:12.89 |
0.57 |
| 5 |
Price, Brendon A (13)
|
MACBST |
1:13.71 |
1:17.96 |
4.25 |
| 6 |
Pierce, Jeremy R (14)
|
MASSC |
1:17.35 |
1:18.03 |
0.68 |
| 7 |
Rokuskie, Andrew (13)
|
MACORE |
1:20.26 |
1:18.64 |
-1.62 |
| 8 |
Baicoianu, Luca (13)
|
MAUMAC |
1:17.11 |
1:19.85 |
2.74 |
| 8 |
Stay, Lachlan (14)
|
MACORE |
1:24.50 |
1:19.85 |
-4.65 |
| 10 |
Wittmer, Christopher J (13)
|
MAGSA |
1:20.31 |
1:20.62 |
0.31 |
| 11 |
Boeckx, Eric L (13)
|
MASSC |
1:18.88 |
1:21.34 |
2.46 |
| 12 |
Baker, James W (14)
|
MACBST |
1:20.87 |
1:21.99 |
1.12 |
| 13 |
Rahardjo, Alfonsus B (14)
|
MASSC |
1:25.66 |
1:22.20 |
-3.46 |
| 14 |
Leyzerzon, Alexander J (13)
|
MACBST |
1:27.42 |
1:22.48 |
-4.94 |
| 15 |
Tubinas, Thomas J (14)
|
MACBFY |
1:24.88 |
1:23.10 |
-1.78 |
| 16 |
King, Corbin J (13)
|
MACBST |
1:32.38 |
1:26.58 |
-5.80 |
| 17 |
Ela, Jordan M (13)
|
MAGSA |
1:28.42 |
1:27.76 |
-0.66 |
| 18 |
Axler, Samuel (14)
|
MACBFY |
1:28.03 |
1:28.05 |
0.02 |
| 19 |
Basin, Daniel A (13)
|
MACBST |
1:33.66 |
1:29.46 |
-4.20 |
| 20 |
Rozanski, Kamil (13)
|
MACORE |
1:26.00 |
1:31.95 |
5.95 |