| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Arnold, Preston (12)
|
ADSARY |
43.99 |
33.79 |
-10.20 |
| 2 |
Hungerford, Landon B (11)
|
ADALBS |
34.55 |
34.16 |
-0.39 |
| 3 |
Fay, Benjamin M (11)
|
ADSCHE |
34.60 |
35.05 |
0.45 |
| 4 |
Hungerford, Cole B (11)
|
ADALBS |
36.99 |
35.71 |
-1.28 |
| 5 |
Basile, Nicholas J (11)
|
ADSCHE |
35.89 |
35.77 |
-0.12 |
| 6 |
Schwenker, William H (11)
|
ADSCHE |
39.51 |
36.10 |
-3.41 |
| 7 |
Bernad, Jack C (11)
|
ADSCHE |
39.11 |
36.74 |
-2.37 |
| 8 |
Hou, Winston (11)
|
ADSCHE |
41.85 |
37.88 |
-3.97 |
| 9 |
Lohse, Magnus (12)
|
ADSARY |
38.00 |
38.58 |
0.58 |
| 10 |
Deyrup, Isaac W (11)
|
ADSCHE |
48.48 |
40.29 |
-8.19 |
| 11 |
Lisella, Miller J (12)
|
ADUSAM |
|
41.86 |
- |
| 12 |
Shao, Mark J (11)
|
ADDELM |
47.85 |
42.96 |
-4.89 |
| 13 |
Freeh, James D (11)
|
ADSARY |
49.87 |
43.20 |
-6.67 |
| 14 |
Kransler, Chase J (11)
|
ADSCHE |
49.75 |
45.28 |
-4.47 |
| 15 |
Zima, Elliott H (11)
|
ADSCHE |
|
49.74 |
- |
|
Knill, Connor W (11)
|
ADGRGF |
1:04.50 |
DQ |
- |
|
Einarsson, Alexander M (11)
|
ADSCHE |
|
DQ |
- |
|
Judski, John C (11)
|
ADSCHE |
|
DQ |
- |
|
Polikoski, Brayden N (12)
|
ADALBS |
|
NS |
- |