| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Grojean, Sam T (10)
|
ILBNY |
30.03 |
29.45 |
-0.58 |
| 2 |
Odland, Pierson A (9)
|
ILBNY |
32.62 |
32.28 |
-0.34 |
| 3 |
Fahnestock, Erik L (9)
|
ILHEAT |
32.41 |
33.18 |
0.77 |
| 4 |
Medlin, Charles (10)
|
ILDANY |
33.54 |
33.52 |
-0.02 |
| 5 |
Tyas, Lucas (9)
|
ILDANY |
35.97 |
34.75 |
-1.22 |
| 6 |
Zeino, Kareem (9)
|
ILSPY |
34.43 |
35.05 |
0.62 |
| 7 |
Freeburg, Jonathon C (10)
|
ILHEAT |
35.51 |
35.86 |
0.35 |
| 8 |
Tolsdorf, Jacob T (9)
|
ILSPY |
36.02 |
36.92 |
0.90 |
| 9 |
Guhlstorf, Kade (9)
|
ILCCY |
36.22 |
37.06 |
0.84 |
| 10 |
Kelly, Graham (9)
|
WCY |
37.96 |
38.35 |
0.39 |
| 11 |
Vanover, Aidan M (10)
|
ILSPY |
39.33 |
38.89 |
-0.44 |
| 12 |
Schumacher, Andrew (10)
|
ILJAXY |
39.31 |
42.30 |
2.99 |
| 13 |
Milliken, Tristan (9)
|
ILDANY |
38.27 |
44.01 |
5.74 |
| 14 |
Watson, Paul R (9)
|
ILSPY |
45.33 |
45.04 |
-0.29 |
| 15 |
Pittman, Alex D (9)
|
ILSPY |
45.43 |
45.24 |
-0.19 |
| 16 |
Thien-Knotts, Coleton L (7)
|
ILSPY |
42.49 |
45.46 |
2.97 |
| 17 |
Hanner, Brock A (10)
|
ISSAMY |
48.92 |
45.74 |
-3.18 |
| 18 |
Andrawes, Jonathon (9)
|
ILHEAT |
|
48.28 |
- |
| 19 |
Earnest, Sam J (10)
|
ILBNY |
|
49.77 |
- |
| 20 |
Books, Nathan (8)
|
ILCCY |
55.17 |
52.72 |
-2.45 |
| 21 |
Bergren, Henrik C (8)
|
ILHEAT |
54.34 |
56.54 |
2.20 |
| 22 |
Bowen, Lucas (9)
|
WCY |
|
1:07.91 |
- |