| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Peyser, Peter M (10)
|
NIBAAC |
38.30 |
32.85 |
-5.45 |
| 2 |
Clark, Adam C (10)
|
LELESD |
33.97 |
33.65 |
-0.32 |
| 3 |
Attuwaybi, Hamza B (10)
|
NIVELO |
36.41 |
34.57 |
-1.84 |
| 4 |
Lin, Arthur K (9)
|
LELESD |
36.01 |
36.26 |
0.25 |
| 5 |
O'Brien, Kevin J (10)
|
NICLSC |
39.58 |
36.94 |
-2.64 |
| 6 |
Garcia, Brady E (10)
|
NITTSC |
37.52 |
37.90 |
0.38 |
| 7 |
Snider-Mills, Callum D (10)
|
AMMIST |
37.25 |
38.43 |
1.18 |
| 8 |
Anderson, Max (9)
|
NIVELO |
41.01 |
39.41 |
-1.60 |
| 9 |
Wakelee, Adam R (10)
|
NIVICT |
39.04 |
39.60 |
0.56 |
| 10 |
Matteson, Cyrus L (10)
|
NISTAR |
44.66 |
43.24 |
-1.42 |
| 11 |
Yang, Gary (10)
|
NIVELO |
45.48 |
46.29 |
0.81 |
| 12 |
Coen, Mitchell R (9)
|
NISTAR |
45.32 |
46.60 |
1.28 |
| 13 |
Heynes, Preston W (9)
|
LELESD |
46.11 |
47.21 |
1.10 |
| 14 |
Wang, Michael (9)
|
NIVELO |
44.95 |
51.11 |
6.16 |
| 15 |
Reimann, Nathan S (9)
|
NISTAR |
54.29 |
51.77 |
-2.52 |
| 16 |
Nienhaus, Matthew (9)
|
NISHAQ |
48.58 |
52.79 |
4.21 |
| 17 |
Skoumpris, Joseph P (10)
|
NIVELO |
|
53.57 |
- |
| 18 |
Johnson, Logan J (9)
|
NISTAR |
1:09.85 |
1:04.99 |
-4.86 |
| 19 |
Devans, Aidan R (9)
|
NIRAYS |
|
1:12.58 |
- |
|
Marranca, Torey A (9)
|
NIRAYS |
|
DQ |
- |
|
Kobielski, Carter E (9)
|
NIVELO |
|
DQ |
- |
|
Urbanek, Trenton J (9)
|
NICLSC |
|
DQ |
- |
|
Rutledge, Benjamin P (10)
|
NIRAYS |
|
NS |
- |