| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fagan, William P (12)
|
MRBGNW |
38.60 |
37.48 |
-1.12 |
| 2 |
Meiselman, Gabriel t (12)
|
MRYMID |
38.83 |
38.41 |
-0.42 |
| 3 |
Moran, Jack M (12)
|
MRBGNW |
39.22 |
39.10 |
-0.12 |
| 4 |
Chang, Benjamin (11)
|
MRBGNW |
39.33 |
40.20 |
0.87 |
| 5 |
Gourlay, Dylan F (12)
|
MRBGNW |
41.68 |
41.24 |
-0.44 |
| 6 |
Namkoong, Aiden (12)
|
MRLIAC |
40.96 |
41.25 |
0.29 |
| 7 |
Paez, Darian F (12)
|
MRBGNW |
42.44 |
41.41 |
-1.03 |
| 8 |
McHugh, Connor J (11)
|
MRBGNW |
40.59 |
42.37 |
1.78 |
| 9 |
Xu, Alexander (12)
|
MRLIAC |
44.51 |
42.88 |
-1.63 |
| 10 |
Thomas, Jayden (12)
|
MRKBM |
42.47 |
43.65 |
1.18 |
| 11 |
Gulotta, Lawrence J (12)
|
MRBGNW |
45.64 |
44.48 |
-1.16 |
| 12 |
Massaro, William J (11)
|
MRLIAC |
44.78 |
46.85 |
2.07 |
| 13 |
Man, Jaden (11)
|
MRLIAC |
49.48 |
47.49 |
-1.99 |
| 14 |
Tan, Matthew K (11)
|
MRLIAC |
46.49 |
48.21 |
1.72 |
| 15 |
Levy, Ben M (11)
|
MRBGNW |
48.72 |
48.22 |
-0.50 |
| 16 |
Ilardo, Jonathan E (12)
|
MRLIAC |
50.08 |
48.66 |
-1.42 |
| 17 |
Ehrlich, Tyler E (11)
|
MRLIAC |
47.38 |
49.03 |
1.65 |
| 18 |
Ramsaroop, Sanjay S (11)
|
MRLIAC |
46.92 |
49.38 |
2.46 |
| 19 |
Czarkowski, Jack A (11)
|
MRBGNW |
46.83 |
49.62 |
2.79 |
| 20 |
O'Donnell, Michael W (12)
|
MRBGNW |
49.01 |
50.46 |
1.45 |
| 21 |
Kim, Christian S (11)
|
MRLIAC |
54.20 |
50.85 |
-3.35 |
| 22 |
Coutsouradis, John C (12)
|
MRLIAC |
47.61 |
51.35 |
3.74 |
| 23 |
Fang, Patrick B (12)
|
MRBGNW |
55.27 |
51.62 |
-3.65 |
| 24 |
Grayson, Christopher L (12)
|
MRLIAC |
53.71 |
52.06 |
-1.65 |
| 25 |
Rizk, Alex (11)
|
MRYMID |
49.30 |
52.56 |
3.26 |
| 26 |
Hussain, Zayaan S (11)
|
MRBGNW |
1:06.18 |
1:06.59 |
0.41 |
|
Boutin, Dylan (11)
|
MRLIAC |
38.36 |
DQ |
- |
|
Holmes, Jayden T (11)
|
MRBGNW |
38.28 |
DQ |
- |
|
Dalton, Sean A (12)
|
MRBGNW |
38.31 |
DQ |
- |