| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Maere, Skylar T (12)
|
ILMARL |
1:03.48 |
1:01.33 |
-2.15 |
| 2 |
Schrader, Ethan R (12)
|
ILTIDE |
1:01.46 |
1:02.22 |
0.76 |
| 3 |
Helfrich, Gage R (11)
|
ILDCST |
1:04.01 |
1:06.95 |
2.94 |
| 4 |
Murphy, Benjamin S (12)
|
ILTIDE |
1:04.08 |
1:08.18 |
4.10 |
| 5 |
Sullivan, Kevin G (12)
|
ILDCST |
1:16.98 |
1:12.09 |
-4.89 |
| 6 |
Graham, Matteo R (12)
|
ILDCST |
1:17.83 |
1:14.46 |
-3.37 |
| 7 |
De La Cruz, Samuel S (12)
|
ILDCST |
1:25.90 |
1:14.76 |
-11.14 |
| 8 |
Richards, Aaden L (11)
|
ILMARL |
1:17.25 |
1:15.14 |
-2.11 |
| 9 |
Skrzypek, Alexander E (12)
|
ILDCST |
1:13.32 |
1:15.44 |
2.12 |
| 10 |
Reckamp, Troy U (11)
|
ILMARL |
1:25.04 |
1:16.23 |
-8.81 |
| 11 |
Torres, Aidan E (11)
|
ILFVFY |
1:14.96 |
1:17.18 |
2.22 |
| 12 |
Welt, Conner L (11)
|
ILFAST |
1:17.90 |
1:17.71 |
-0.19 |
| 13 |
Politsch, Kade R (11)
|
ILBTS |
1:16.84 |
1:18.86 |
2.02 |
| 14 |
Aguado, Josiah L (11)
|
ILTIDE |
1:12.77 |
1:19.06 |
6.29 |
| 15 |
Harrelson, Sean A (11)
|
ILDCST |
1:29.98 |
1:24.23 |
-5.75 |
| 16 |
Hartman, Dean (12)
|
ILFAST |
1:24.78 |
1:24.27 |
-0.51 |
| 17 |
Johnson, Evan M (11)
|
ILDCST |
1:21.99 |
1:27.04 |
5.05 |
| 18 |
Lippoldt, Owen O (11)
|
ILFVFY |
1:21.48 |
1:28.67 |
7.19 |
| 19 |
Chandaria, Owen M (12)
|
ILTIDE |
1:41.88 |
1:30.48 |
-11.40 |
| 20 |
Spleha, Christopher M (12)
|
ILFVFY |
|
1:50.56 |
- |
|
Maier, Chase R (12)
|
ILTIDE |
1:17.55 |
DQ |
- |