| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Harris, Tyler (7)
|
PVPM |
48.02 |
47.57 |
-0.45 |
| 2 |
Deng, Alexander C (7)
|
PVMACH |
|
48.95 |
- |
| 3 |
King, Carter B (7)
|
PVMACH |
|
56.09 |
- |
| 4 |
Larkin, James D (7)
|
PVMACH |
|
56.88 |
- |
| 5 |
Cornell, James B (7)
|
PVPM |
53.98 |
59.88 |
5.90 |
| 6 |
Blais, Sawyer R (7)
|
PVPM |
1:02.14 |
1:01.01 |
-1.13 |
| 7 |
Beelaert, Andrew C (7)
|
PVPM |
|
1:01.62 |
- |
| 8 |
Kim, Christian Y (7)
|
PVFISH |
53.51 |
1:02.03 |
8.52 |
| 9 |
Gulley, Ryan S (7)
|
PVFISH |
1:02.96 |
1:03.09 |
0.13 |
| 10 |
Selbe, Thomas B (7)
|
PVFISH |
1:15.83 |
1:08.20 |
-7.63 |
| 11 |
Warin, Garrett K (7)
|
PVFISH |
1:13.89 |
1:08.81 |
-5.08 |
| 12 |
Nadeem, Hossam T (7)
|
PVPM |
1:15.02 |
1:29.19 |
14.17 |
|
Gilbert, Luke J (7)
|
PVMACH |
|
DQ |
- |
|
Scannapieco Rawner, Nicholas (7)
|
PVFISH |
|
DQ |
- |