| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Rimas, Edward A (10)
|
ILNEPT |
53.99 |
46.37 |
-7.62 |
| 2 |
Juiris, Chase A (10)
|
ILNEPT |
51.02 |
47.70 |
-3.32 |
| 3 |
Sadcopen, Hermes Abram B (10)
|
ILJETS |
57.76 |
49.81 |
-7.95 |
| 4 |
Olivo Jr., Abel (10)
|
ILTIDE |
1:01.65 |
50.22 |
-11.43 |
| 5 |
Ren, Drake R (10)
|
ILCWAC |
51.13 |
50.80 |
-0.33 |
| 6 |
Ren, Leo Y (10)
|
ILCWAC |
51.47 |
50.95 |
-0.52 |
| 7 |
Fiedler, Cayden E (10)
|
ILTIDE |
1:10.76 |
53.94 |
-16.82 |
| 8 |
Brown, Tavion A (10)
|
ILCWAC |
54.55 |
54.02 |
-0.53 |
| 9 |
Schmidt, Nicholas J (9)
|
ILLWSA |
53.94 |
54.09 |
0.15 |
| 10 |
Jordan, JohnPaul W (10)
|
ILFVFY |
|
54.27 |
- |
| 11 |
Samikoglu, Ozan C (9)
|
ILCWAC |
58.08 |
55.22 |
-2.86 |
| 12 |
Xie, John (9)
|
ILCWAC |
51.47 |
55.98 |
4.51 |
| 13 |
Accardi, Nathaniel T (10)
|
ILPOSA |
|
56.04 |
- |
| 14 |
Cherne, Henry R (10)
|
ILLWSA |
57.04 |
58.61 |
1.57 |
| 15 |
Rossi, Anthony M (9)
|
INLCB |
1:03.84 |
59.33 |
-4.51 |
| 16 |
Fritz, Zachary R (10)
|
ILLWSA |
1:00.16 |
59.58 |
-0.58 |
| 17 |
Katsoulakis, Michael T (9)
|
ILPOSA |
|
1:00.41 |
- |
| 18 |
Cline, Maxwell W (9)
|
ILNEPT |
|
1:01.95 |
- |
| 19 |
Fezler, Logan G (10)
|
INLCB |
1:06.17 |
1:02.11 |
-4.06 |
| 20 |
Lundgren, Michael A (9)
|
ILLWSA |
1:10.05 |
1:02.90 |
-7.15 |
| 21 |
Cailles, Zachary Q (9)
|
INLCB |
1:02.74 |
1:05.29 |
2.55 |
| 22 |
Litwiller, Griffin T (10)
|
ILCWAC |
|
1:09.90 |
- |
| 23 |
Smith, Conner P (9)
|
INLCB |
1:11.42 |
1:14.39 |
2.97 |
| 24 |
Novakov, Daniel K (10)
|
ILNEPT |
1:36.65 |
1:17.05 |
-19.60 |
|
Kensinger, Ryne K (9)
|
INLCB |
|
DQ |
- |
|
Castle, Dee C (9)
|
INLCB |
|
DQ |
- |
|
Roddy, Tristan J (10)
|
ILJETS |
|
DQ |
- |
|
Gillibrand, Quin E (9)
|
ILFVFY |
|
DQ |
- |
|
Wroble, Jax L (10)
|
ILCWAC |
|
DQ |
- |
|
Chmielewski, Vincent M (9)
|
ILPOSA |
|
DQ |
- |
|
Scott, George D (9)
|
ILCWAC |
|
DQ |
- |
|
Hurlbut, Oliver B (9)
|
ILWCS |
1:16.50 |
DQ |
- |
|
Kubilius, Landon G (10)
|
ILLWSA |
1:11.85 |
NS |
- |