| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Helmeczi, Kaidan D (13)
|
MAUN-0 |
|
1:16.02 |
- |
| 1 |
Ginter, Lance J (14)
|
MAKA |
58.22 |
55.95 |
-2.27 |
| 1 |
Vanderloo, Jameson P (14)
|
PVSNOW |
1:02.78 |
59.45 |
-3.33 |
| 2 |
Wagner, Evan J (14)
|
MALPAC |
1:04.97 |
1:00.26 |
-4.71 |
| 2 |
Radonovich, Marshall M (13)
|
MDFAST |
1:33.54 |
1:16.32 |
-17.22 |
| 2 |
Estep, Derek T (13)
|
MAKA |
56.32 |
56.55 |
0.23 |
| 3 |
Tjader, Kai (13)
|
PVSNOW |
1:04.64 |
1:02.02 |
-2.62 |
| 3 |
Ho, Richard N (14)
|
PVSNOW |
1:44.55 |
1:17.45 |
-27.10 |
| 3 |
Estep, Brandon M (14)
|
MAKA |
59.80 |
59.64 |
-0.16 |
| 4 |
Croghan, Nicholas A (13)
|
MAHAY |
1:00.84 |
1:00.01 |
-0.83 |
| 4 |
Pilaro, Jack F (14)
|
PVSNOW |
1:09.23 |
1:02.09 |
-7.14 |
| 4 |
Skidmore, Michael K (14)
|
MDFAST |
1:22.07 |
1:23.86 |
1.79 |
| 5 |
Wadsworth, Ryan J (13)
|
MAHHAA |
1:00.99 |
1:02.77 |
1.78 |
| 5 |
Lugo, Andrew N (13)
|
WVUN-0 |
1:04.57 |
1:02.87 |
-1.70 |
| 5 |
Knepp, Paetyn T (13)
|
MAEAC |
1:32.53 |
1:26.85 |
-5.68 |
| 6 |
Maxey, Brice L (13)
|
PVSNOW |
1:10.07 |
1:08.06 |
-2.01 |
| 6 |
Walsh, Ethan J (13)
|
MDBAAC |
1:35.47 |
1:28.50 |
-6.97 |
| 7 |
Armitage, Kyle D (13)
|
PVSNOW |
1:10.66 |
1:10.04 |
-0.62 |