| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Mosley, Cameron K (12)
|
INLCB |
43.61 |
37.07 |
-6.54 |
| 2 |
Liska, Tyler J (11)
|
ILFVFY |
42.94 |
37.90 |
-5.04 |
| 3 |
Kubota, Souya (11)
|
ILLWSA |
43.65 |
38.63 |
-5.02 |
| 4 |
Hampton, Timothy R (12)
|
INLCB |
51.33 |
39.03 |
-12.30 |
| 5 |
Pacheco, Dylan L (11)
|
INLCB |
42.78 |
39.09 |
-3.69 |
| 6 |
Hoelle, Louis C (11)
|
ILLWSA |
|
41.74 |
- |
| 7 |
Billingsley, Benjamin K (11)
|
INLCB |
51.91 |
41.82 |
-10.09 |
| 8 |
Chiappetta, Max D (12)
|
ILRA |
45.58 |
41.86 |
-3.72 |
| 9 |
Medel, Ryan M (11)
|
ILLWSA |
51.21 |
44.64 |
-6.57 |
| 10 |
Botha, Guilliamme N (12)
|
ILLIFE |
|
47.66 |
- |
| 11 |
Norman, Harrison D (11)
|
ILLIFE |
|
47.84 |
- |
| 12 |
Hofsommer, Tyler D (11)
|
ILLWSA |
|
48.24 |
- |
| 13 |
Faxel, Griffin R (12)
|
ILLWSA |
53.04 |
48.62 |
-4.42 |
| 14 |
Gehrke, Daniel P (12)
|
ILLWSA |
57.63 |
49.01 |
-8.62 |
| 15 |
Rosas, Ricardo (11)
|
ILLIFE |
|
52.07 |
- |
| 16 |
Secor, Evan K (11)
|
ILLWSA |
|
52.64 |
- |
| 17 |
Robinson, Samuel J (11)
|
ILLWSA |
1:11.28 |
52.67 |
-18.61 |
| 18 |
Donnellan, David M (11)
|
ILLWSA |
1:00.73 |
52.90 |
-7.83 |
| 19 |
Mashek, Justin R (12)
|
ILNAC |
1:11.79 |
53.12 |
-18.67 |
| 20 |
Kutkoski, Nicholas J (11)
|
INMSC |
54.30 |
53.33 |
-0.97 |
| 21 |
Donnellan, Daniel J (11)
|
ILLWSA |
1:07.68 |
54.69 |
-12.99 |
| 22 |
Maier, Henry J (11)
|
INMSC |
|
55.75 |
- |
| 23 |
Roberts, Owen M (11)
|
ILFVFY |
|
58.36 |
- |
| 24 |
Tuley, Michael W (11)
|
INLCB |
1:03.09 |
58.63 |
-4.46 |
| 25 |
Wojno, Rowan A (11)
|
INLCB |
|
1:10.00 |
- |
|
Sobesmkevych, Roman Z (11)
|
ILLIFE |
|
NS |
- |
|
Herrera, Adrian M (11)
|
INLCB |
|
NS |
- |
|
Stevanovic, Serej (12)
|
ILRA |
|
NS |
- |