| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Bey, Joshua J (14)
|
INHHSC |
1:13.13 |
1:12.50 |
-0.63 |
| 2 |
Magana, Daniel J (14)
|
ILCWAC |
1:39.93 |
1:20.20 |
-19.73 |
| 3 |
Tikoo, Noah D (13)
|
ILCWAC |
1:24.06 |
1:22.12 |
-1.94 |
| 4 |
Zhu, Ethan (13)
|
ILNEPT |
1:27.98 |
1:23.07 |
-4.91 |
| 5 |
Weber, Hayden R (14)
|
INLCB |
1:25.06 |
1:23.09 |
-1.97 |
| 6 |
Kranig, Jace T (13)
|
ILMMAC |
1:22.43 |
1:24.59 |
2.16 |
| 7 |
Anguelov, Emanuel P (14)
|
ILNEPT |
1:47.81 |
1:26.25 |
-21.56 |
| 8 |
Murphy, Benjamin S (13)
|
ILTIDE |
1:45.82 |
1:26.55 |
-19.27 |
| 9 |
Gallagher, Colin S (14)
|
INLCB |
1:26.57 |
1:28.49 |
1.92 |
| 10 |
Andrae, William J (14)
|
ILTIDE |
2:05.55 |
1:29.15 |
-36.40 |
| 11 |
Filipov, Velizar I (13)
|
ILNEPT |
1:29.00 |
1:29.27 |
0.27 |
| 12 |
Diorio, Syx C (13)
|
INHHSC |
1:33.54 |
1:31.26 |
-2.28 |
| 13 |
Chen, Eric (14)
|
ILCWAC |
1:33.30 |
1:31.27 |
-2.03 |
| 14 |
Mingmuang, Matthew P (14)
|
ILCWAC |
1:30.25 |
1:31.41 |
1.16 |
| 15 |
Lapys, Augustas (14)
|
ILNEPT |
|
1:33.49 |
- |
| 16 |
Ferguson, Dalton B (13)
|
ILCWAC |
1:38.49 |
1:33.59 |
-4.90 |
| 17 |
Sanchez, Nicolas S (14)
|
INHHSC |
1:32.78 |
1:34.19 |
1.41 |
| 18 |
Morse, Holden M (13)
|
INCPSC |
1:50.59 |
1:34.76 |
-15.83 |
| 19 |
Treanor, Owen M (13)
|
ILWCS |
|
1:34.98 |
- |
| 20 |
Gubbins, Aidan J (14)
|
INCPSC |
1:32.33 |
1:35.29 |
2.96 |
| 21 |
Beyer, Charles V (13)
|
ILCWAC |
1:46.86 |
1:36.85 |
-10.01 |
| 22 |
Gubbins, Liam F (14)
|
INCPSC |
1:44.00 |
1:38.26 |
-5.74 |
| 23 |
Uhlenhopp, Mattson H (14)
|
ILFVFY |
|
1:38.28 |
- |
| 24 |
Boswell, Shawn J (13)
|
INLCB |
1:38.49 |
1:38.77 |
0.28 |
| 25 |
Barth, Luke C (13)
|
ILCWAC |
1:44.92 |
1:40.22 |
-4.70 |
| 26 |
Piech, Matthew J (13)
|
ILLWSA |
1:56.90 |
1:40.38 |
-16.52 |
| 27 |
Wadle, Jacob R (13)
|
ILTIDE |
2:11.98 |
1:43.01 |
-28.97 |
| 27 |
Dul, Nicholas E (13)
|
ILLWSA |
|
1:43.01 |
- |
| 29 |
Sheely, Grant C (14)
|
ILBBSC |
|
1:44.39 |
- |
| 30 |
Urban, Jack C (14)
|
ILPOSA |
|
1:46.20 |
- |
| 31 |
Lambert, Tyler J (13)
|
ILLWSA |
1:59.33 |
1:54.58 |
-4.75 |
| 32 |
Rodriguez, Marco E (13)
|
ILJPD |
2:00.00 |
1:54.97 |
-5.03 |
| 33 |
Butt, Nathan C (14)
|
ILJPD |
1:45.00 |
1:56.39 |
11.39 |
|
Trippeer, Carter G (13)
|
INCPSC |
1:32.17 |
DQ |
- |
|
Anderson, Gabriel K (13)
|
INLCB |
|
DQ |
- |
|
Mroz, John J (13)
|
ILLWSA |
1:51.29 |
NS |
- |
|
Tarin, William A (14)
|
INCPSC |
1:29.54 |
NS |
- |
|
Terman, Elias P (14)
|
ILCWAC |
1:49.03 |
NS |
- |
|
Wallin, Charlie R (14)
|
ILTIDE |
1:55.03 |
NS |
- |