| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Peng, Gregory W (10)
|
MRAPEX |
41.06 |
43.67 |
2.61 |
| 2 |
Durantel, Adrien (10)
|
MRBAD |
48.86 |
44.45 |
-4.41 |
| 3 |
Breeden, Cayden J (10)
|
MRBAD |
44.02 |
45.60 |
1.58 |
| 4 |
Wang, Robert Y (10)
|
MRAPEX |
49.55 |
47.71 |
-1.84 |
| 5 |
Peng, Thomas F (8)
|
MRAPEX |
51.85 |
47.82 |
-4.03 |
| 6 |
Liu, Haochen (10)
|
MRBAD |
53.00 |
48.28 |
-4.72 |
| 7 |
Weisburg, Alexander L (10)
|
MRAPEX |
49.95 |
48.71 |
-1.24 |
| 8 |
Messado, Christian A (10)
|
MRSPAR |
57.32 |
49.61 |
-7.71 |
| 9 |
Equiano, Jason A (9)
|
MRAPEX |
|
50.63 |
- |
| 10 |
Lavelle, Joseph F (10)
|
MRBAD |
55.77 |
53.09 |
-2.68 |
| 11 |
Chrostowski, Alexander E (9)
|
MRBAD |
|
53.78 |
- |
| 12 |
Decasseres, Elijah (10)
|
MRKBM |
55.54 |
53.88 |
-1.66 |
| 13 |
Rosenthal, Isaac D (10)
|
MRCAS |
55.55 |
55.65 |
0.10 |
| 14 |
Victoria, Jeremy A (9)
|
MRAPEX |
|
56.69 |
- |
| 15 |
Rivera, Nikolai (7)
|
MRKBM |
54.73 |
57.31 |
2.58 |
| 16 |
Korvyakov, Michael (9)
|
MRBAD |
1:08.62 |
59.07 |
-9.55 |
| 17 |
DeLeon, Ismeal R (10)
|
MRKBM |
1:03.87 |
1:03.27 |
-0.60 |
| 18 |
Gutierrez, Mathew (10)
|
MRCAS |
1:10.07 |
1:04.98 |
-5.09 |
| 19 |
Ford, Christopher (9)
|
MRKBM |
1:09.42 |
1:09.02 |
-0.40 |
|
Bellach, Matthew R (9)
|
MRBAD |
48.93 |
DQ |
- |
|
Alarcon, Michael L (9)
|
MRSPAR |
1:07.23 |
DQ |
- |