| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Torpey, Blake W (10)
|
ILFOX |
1:14.39 |
1:08.92 |
-5.47 |
| 2 |
Sfirnaciuc, Nicholas J (10)
|
ILHSC |
1:12.79 |
1:09.56 |
-3.23 |
| 3 |
Juiris, Chase A (10)
|
ILNEPT |
1:10.36 |
1:10.14 |
-0.22 |
| 4 |
Miclea, Eric N (10)
|
ILSWAQ |
1:11.08 |
1:10.30 |
-0.78 |
| 5 |
Kovalkov, Maksim (10)
|
ILBRRY |
1:13.64 |
1:11.04 |
-2.60 |
| 6 |
Rimas, Edward A (10)
|
ILNEPT |
1:12.50 |
1:12.21 |
-0.29 |
| 7 |
Mousty, Caleb M (10)
|
ILPAWW |
1:13.13 |
1:12.68 |
-0.45 |
| 8 |
Pluskwa, Connor J (10)
|
ILSCST |
1:13.25 |
1:13.01 |
-0.24 |
| 9 |
Merrick, Archer (10)
|
ILCWAC |
1:15.58 |
1:13.83 |
-1.75 |
| 10 |
Zhao, Sean (10)
|
ILPPD |
1:16.29 |
1:14.16 |
-2.13 |
| 11 |
Postovalov, Lucas A (10)
|
ILBRRY |
1:16.67 |
1:14.89 |
-1.78 |
| 12 |
McKillop, Jacob E (10)
|
ILFMC |
1:15.31 |
1:14.96 |
-0.35 |
| 13 |
Diforti, Dominic T (10)
|
ILNAC |
1:17.56 |
1:16.09 |
-1.47 |
| 14 |
Pavlovic, Milan (10)
|
ILHOSC |
1:18.79 |
1:16.21 |
-2.58 |
| 15 |
Burk, Zachary B (10)
|
ILDLTA |
1:15.69 |
1:17.09 |
1.40 |
| 16 |
Sagun, Paxton V (10)
|
ILWILD |
1:17.89 |
1:17.69 |
-0.20 |
| 17 |
Dean, Grayson A (10)
|
ILFMC |
1:18.18 |
1:19.07 |
0.89 |
| 18 |
Landorf, George A (10)
|
ILLIFE |
1:17.77 |
1:19.96 |
2.19 |
| 19 |
Olivo, Abel (10)
|
ILTIDE |
1:20.54 |
1:20.86 |
0.32 |
| 20 |
Czosnyka, David (10)
|
ILPAC |
1:16.68 |
1:21.34 |
4.66 |
| 21 |
Diviacchi, Giovanni R (9)
|
ILMMSC |
1:21.21 |
1:22.13 |
0.92 |
| 22 |
Liu-Tchorbadjiyski, Lubomir (9)
|
ILNTA |
1:20.51 |
1:22.32 |
1.81 |
| 23 |
Peluso, Paul M (9)
|
ILFMC |
1:24.28 |
1:23.02 |
-1.26 |
| 24 |
Buza, Henry B (10)
|
ILWILD |
1:28.82 |
1:23.22 |
-5.60 |
| 25 |
Banini, Cristian K (10)
|
ILSPD |
1:21.10 |
1:23.35 |
2.25 |