| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Faust, Jacob (11)
|
WISPDY |
34.75 |
33.79 |
-0.96 |
| 2 |
Nelson, Caden E (11)
|
WIECY |
37.58 |
37.86 |
0.28 |
| 3 |
Regan, Harrison O (12)
|
WILAXY |
35.07 |
37.88 |
2.81 |
| 4 |
Raczek, Anthony R (11)
|
WISPDY |
35.74 |
37.97 |
2.23 |
| 5 |
Toribio, Santi S (11)
|
WILAXY |
40.38 |
38.46 |
-1.92 |
| 6 |
Skutley, Benjamin M (12)
|
WIECY |
40.33 |
39.87 |
-0.46 |
| 7 |
Ranis, Warrick I (12)
|
WILAXY |
40.86 |
40.60 |
-0.26 |
| 8 |
Hubbard, Levi (12)
|
WISPDY |
40.19 |
41.46 |
1.27 |
| 9 |
Plummer, Albert-Jon W (11)
|
WISWC |
42.05 |
42.86 |
0.81 |
| 10 |
Ganz, Aidan (12)
|
MNWIN |
47.75 |
46.53 |
-1.22 |
| 11 |
Mau, Aiden S (11)
|
WILAXY |
54.75 |
51.20 |
-3.55 |
|
Zwiefelhofer, Ashton (11)
|
WICVY |
50.58 |
DQ |
- |
|
Mullikin, Zachariah J (11)
|
WILAXY |
44.92 |
DQ |
- |
|
Welnetz, Thomas M (11)
|
WILAXY |
|
DQ |
- |
|
Wolf, Jack A (11)
|
WILAXY |
57.59 |
DQ |
- |