| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ostashkin, Ivan D (8)
|
MREAST |
50.08 |
49.41 |
-0.67 |
| 2 |
Suchowiecki, Trent F (8)
|
ADHAWK |
51.45 |
49.86 |
-1.59 |
| 3 |
O'Sullivan, Jack M (8)
|
MRNDAC |
59.54 |
53.87 |
-5.67 |
| 4 |
Wojciechowski, Nicholas (8)
|
MRIA |
56.15 |
55.05 |
-1.10 |
| 5 |
Bast, James B (8)
|
MRIA |
1:00.00 |
1:01.54 |
1.54 |
| 6 |
Croutch, Tyler D (8)
|
MRMWDA |
1:02.63 |
1:04.73 |
2.10 |
| 7 |
Tennant, Jackson M (7)
|
MRNBS |
1:22.68 |
1:10.94 |
-11.74 |
|
Bohr, Jack T (7)
|
MRAGMV |
1:15.89 |
DQ |
- |
|
Vitale, Marcus (8)
|
MREAST |
53.17 |
DQ |
- |
|
Preston, Alexander P (7)
|
ADHAWK |
1:45.00 |
DQ |
- |
|
Popllo, Christopher (7)
|
MRNBS |
1:35.99 |
DQ |
- |
|
Mccafferty, Michael G (8)
|
MRWSSC |
2:10.00 |
DQ |
- |