| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
O'Connell, Brendan G (16)
|
MAHAC |
56.95 |
59.28 |
2.33 |
| 2 |
Wilson, Clint J (16)
|
MAMARA |
58.14 |
1:01.43 |
3.29 |
| 3 |
Drexler, Noah (14)
|
MAHAC |
1:04.42 |
1:02.52 |
-1.90 |
| 4 |
Andrews, Nikita S (16)
|
MAHAC |
1:00.46 |
1:02.98 |
2.52 |
| 5 |
Mills, Ian J (16)
|
MAHAC |
1:06.78 |
1:05.72 |
-1.06 |
| 6 |
Weller, Jason G (13)
|
MAHAC |
1:04.54 |
1:06.51 |
1.97 |
| 7 |
Eberly, Nathan S (14)
|
MAMARA |
1:06.75 |
1:06.81 |
0.06 |
| 8 |
Brace, Shane L (13)
|
MAHAC |
1:06.27 |
1:07.79 |
1.52 |
| 9 |
Chappell, Benjamin J (15)
|
MAHAC |
1:10.90 |
1:09.23 |
-1.67 |
| 10 |
MacKilligan, Cameron P (14)
|
MAMARA |
1:10.93 |
1:11.76 |
0.83 |
| 11 |
Carricato, Dominic V (14)
|
MAHAC |
1:21.57 |
1:13.32 |
-8.25 |
| 12 |
Martin, Nicholas J (13)
|
MAHAC |
1:17.06 |
1:14.56 |
-2.50 |
| 13 |
Gao, Matthew Z (13)
|
MAHAC |
1:22.64 |
1:15.53 |
-7.11 |
| 14 |
Lindsley, Lou Y (15)
|
MAMARA |
|
1:31.54 |
- |
| 15 |
Abdessameud, Mohamed (13)
|
MAHAC |
|
1:38.05 |
- |