| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lowery, Christopher A (12)
|
ILILVY |
1:10.35 |
1:07.96 |
-2.39 |
| 2 |
Svob, Joshua A (12)
|
ILFFSC |
1:12.96 |
1:10.23 |
-2.73 |
| 3 |
Bye, Jonathan S (12)
|
ILDDST |
1:14.20 |
1:16.33 |
2.13 |
| 4 |
Sullens, Lucas J (11)
|
ILSPY |
1:18.07 |
1:18.06 |
-0.01 |
| 5 |
Sparks, Tyler B (11)
|
ILHHSC |
1:15.39 |
1:18.26 |
2.87 |
| 6 |
Chambers, Isaac A (12)
|
ILSBD |
1:22.41 |
1:19.18 |
-3.23 |
| 7 |
Wesselman, Matthew T (12)
|
ILSBD |
1:23.89 |
1:21.74 |
-2.15 |
| 8 |
Mahoney, Graham J (11)
|
ILDDST |
1:20.63 |
1:22.71 |
2.08 |
| 9 |
Rajinikanth, Nachiket (12)
|
ILDDST |
1:27.14 |
1:25.67 |
-1.47 |
| 10 |
Vogel, Caleb D (12)
|
ILFFSC |
1:32.18 |
1:31.44 |
-0.74 |
| 11 |
Nelson, Gabriel B (12)
|
ILBNSC |
1:29.98 |
1:31.77 |
1.79 |
| 12 |
Zeino, Abdurrahman (11)
|
ILSPY |
1:30.95 |
1:33.01 |
2.06 |
| 13 |
Gold, Henry T (12)
|
ILBNSC |
1:32.59 |
1:33.36 |
0.77 |
| 14 |
Dunston IV, Weldon H (11)
|
ILHHSC |
1:36.49 |
1:34.12 |
-2.37 |
| 15 |
Kersten, Maximilian S (12)
|
ILSBD |
1:32.64 |
1:35.05 |
2.41 |
| 16 |
Shah, Ojas D (11)
|
ILFFSC |
1:34.77 |
1:36.62 |
1.85 |
| 17 |
Lieber, Joseph C (11)
|
ILBASC |
1:43.17 |
1:38.99 |
-4.18 |
| 18 |
Melick, Waylon J (12)
|
ILFFSC |
1:56.23 |
1:41.03 |
-15.20 |
| 19 |
Rodman, Zachary S (11)
|
ILHHSC |
1:46.04 |
1:43.40 |
-2.64 |
| 20 |
Guha, Rohit (12)
|
ILBNSC |
1:53.34 |
1:53.85 |
0.51 |
|
Mahoney, Jack S (12)
|
ILDDST |
1:18.32 |
DQ |
- |
|
Diener, Rylan A (11)
|
ILSBD |
1:36.99 |
DQ |
- |
|
Lehman, Rhett J (11)
|
ILSBD |
|
DQ |
- |
|
Vanover, Liam P (12)
|
ILSPY |
1:24.09 |
NS |
- |