| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gundrum, Andrew J (11)
|
WIWBSC |
1:08.63 |
1:08.99 |
0.36 |
| 2 |
Haversack, Brayden T (12)
|
WIWAT |
1:13.46 |
1:10.22 |
-3.24 |
| 3 |
Tibbitts, William H (11)
|
WIWBSC |
1:10.98 |
1:11.56 |
0.58 |
| 4 |
Sherman, Julian A (12)
|
WISHOR |
1:10.86 |
1:12.41 |
1.55 |
| 5 |
Bradley, Lukas D (12)
|
WIBASS |
1:12.66 |
1:13.22 |
0.56 |
| 6 |
Ressler, Ian D (12)
|
WIWBSC |
1:16.89 |
1:13.37 |
-3.52 |
| 7 |
Mims, Joshua B (12)
|
WISSTY |
1:34.65 |
1:13.60 |
-21.05 |
| 8 |
Klockow, Maxwell S (12)
|
WILAKE |
1:16.45 |
1:14.46 |
-1.99 |
| 9 |
Lotter, Erich H (12)
|
WISHOR |
1:13.63 |
1:16.12 |
2.49 |
| 10 |
Parkins, Niall G (11)
|
WILAKE |
1:16.82 |
1:16.46 |
-0.36 |
| 11 |
Katch, Aaron J (11)
|
WISSTY |
1:16.98 |
1:19.14 |
2.16 |
| 12 |
Schneider, Gavin R (12)
|
WILAKE |
1:20.90 |
1:21.82 |
0.92 |
| 13 |
Nedostup, Owen W (12)
|
WISHOR |
1:22.50 |
1:21.86 |
-0.64 |
| 14 |
Ward-Wade, Colton J (11)
|
WIUN-0 |
1:32.78 |
1:27.41 |
-5.37 |
| 15 |
Chen, Bruce Lyuheng L (11)
|
WISHOR |
1:30.38 |
1:28.58 |
-1.80 |
| 16 |
Smith, Ezra J (11)
|
WIWAT |
1:39.37 |
1:35.75 |
-3.62 |
| 17 |
Haversack, Dexter D (11)
|
WIWAT |
1:42.33 |
1:39.60 |
-2.73 |
| 18 |
Moose, Alex G (12)
|
WIOCON |
1:47.33 |
1:43.34 |
-3.99 |
| 19 |
Gritt, Samuel G (12)
|
WILAKE |
2:02.71 |
1:45.21 |
-17.50 |
|
Ohad, Alexander H (11)
|
WISHOR |
|
NS |
- |
|
Bejma, Benjamin W (11)
|
WISHOR |
1:38.40 |
NS |
- |