| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Shen, Eugene (12)
|
MRCOND |
32.36 |
33.61 |
1.25 |
| 2 |
Jung, Jesse (12)
|
MRYMID |
42.63 |
36.73 |
-5.90 |
| 3 |
Moon, Royce (12)
|
MRCOND |
40.45 |
40.20 |
-0.25 |
| 4 |
Aguilar Jr, Humberto (12)
|
MRYMID |
48.79 |
43.18 |
-5.61 |
| 5 |
Thomas, Willem Y (11)
|
MRCOND |
43.77 |
44.64 |
0.87 |
| 6 |
Thomas, Gavin R (11)
|
MRCOND |
44.77 |
44.70 |
-0.07 |
| 7 |
Dewhurst, Joseph M (11)
|
MRDA |
48.05 |
45.98 |
-2.07 |
| 8 |
Zullo, Lorenzo R (11)
|
CTZEUS |
46.82 |
46.15 |
-0.67 |
| 9 |
Peng, Ryan (12)
|
MRYMID |
52.39 |
47.51 |
-4.88 |
| 10 |
Haddad, Matthew C (11)
|
NJMALT |
45.89 |
48.88 |
2.99 |
| 11 |
DiStefano, Brendan G (11)
|
MRCOND |
50.32 |
50.28 |
-0.04 |
| 12 |
Cunniffe, Finn (11)
|
CTZEUS |
56.89 |
52.36 |
-4.53 |
| 13 |
Kelley, Pavel M (11)
|
MRCOND |
53.82 |
53.21 |
-0.61 |
| 14 |
King, Samuel J (11)
|
MRYMID |
|
1:02.37 |
- |