| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Peng, Thomas F (7)
|
MRAPEX |
45.88 |
43.42 |
-2.46 |
| 2 |
Sichtnik, Daniel (7)
|
MRWSA |
47.94 |
45.94 |
-2.00 |
| 3 |
Washington, Morgon (7)
|
MRCAS |
47.37 |
46.02 |
-1.35 |
| 4 |
Zulauf, Lee (7)
|
MRYFD |
|
52.98 |
- |
| 5 |
Shannon, Dylan M (8)
|
MRLIE |
1:10.00 |
59.06 |
-10.94 |
| 6 |
Koufalis, Konstantinos (8)
|
MRBAD |
54.01 |
1:02.66 |
8.65 |
| 7 |
Chock, Caden (7)
|
MRGAEL |
1:10.42 |
1:11.88 |
1.46 |
| 8 |
Chock, Benjamin (7)
|
MRGAEL |
1:25.84 |
1:15.41 |
-10.43 |
| 9 |
Chock, Jacob (7)
|
MRGAEL |
1:27.98 |
1:28.72 |
0.74 |
|
Bellach, Matthew R (8)
|
MRBAD |
47.68 |
DQ |
- |
|
Loveless, Ryan (7)
|
MRBAD |
50.00 |
DQ |
- |
|
Chiang, Justin D (8)
|
MRYFD |
53.20 |
NS |
- |
|
Edell, Truman E (7)
|
MRYFD |
57.51 |
NS |
- |
|
Keimweiss, Charlie E (8)
|
MRYFD |
|
NS |
- |
|
Malionek, Elias (6)
|
MRCFB |
1:11.25 |
NS |
- |
|
Gamboa-arzate, Ramiro I (8)
|
MRHES |
|
NS |
- |