| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fernandez, Eliseo D (11)
|
MRMHHW |
46.10 |
35.53 |
-10.57 |
| 2 |
Brkanovic, Isak A (12)
|
ADDELM |
36.18 |
36.05 |
-0.13 |
| 3 |
Hershberg, Jacob C (11)
|
ADDELM |
38.02 |
37.04 |
-0.98 |
| 4 |
Domanico, Aidan M (12)
|
MRUN |
35.45 |
37.14 |
1.69 |
| 5 |
Tomioka, Jeremiah I (12)
|
MRPAC |
38.51 |
37.64 |
-0.87 |
| 6 |
Park, Zeno Z (12)
|
MRPAC |
36.77 |
38.16 |
1.39 |
| 7 |
Tritter, Ellis S (12)
|
MRPAC |
38.62 |
38.45 |
-0.17 |
| 8 |
Gilbert, Spencer X (11)
|
ADGLEN |
42.64 |
39.27 |
-3.37 |
| 9 |
Cerrato, Jacob A (12)
|
MRMWDA |
42.94 |
39.81 |
-3.13 |
| 10 |
Olsson, Kian J (11)
|
MRNDAC |
38.55 |
40.75 |
2.20 |
| 11 |
Tuttle, Peyton J (12)
|
MRNBS |
42.86 |
40.93 |
-1.93 |
| 12 |
Gutterman, Hunter M (12)
|
MRNDAC |
39.11 |
41.21 |
2.10 |
| 13 |
Ruiz, Nathaniel R (11)
|
MRHVD |
39.71 |
42.14 |
2.43 |
| 14 |
Perillo, Austin J (11)
|
MRMWDA |
54.12 |
42.24 |
-11.88 |
| 15 |
Insdorf, Joshua C (11)
|
MRMWDA |
39.94 |
42.57 |
2.63 |
| 16 |
Staudinger, Samuel P (11)
|
ADALBS |
46.98 |
42.92 |
-4.06 |
| 17 |
Yastion, Adam E (12)
|
MRMWDA |
49.70 |
43.04 |
-6.66 |
| 18 |
Witting, Liam T (12)
|
ADDELM |
53.28 |
44.66 |
-8.62 |
| 19 |
Mummery, John F (12)
|
MRNBS |
43.71 |
45.77 |
2.06 |
| 20 |
Constancio, Markus A (11)
|
MRNBS |
46.68 |
46.96 |
0.28 |
| 21 |
Etesami, Milad J (11)
|
MRMWDA |
|
47.32 |
- |
| 22 |
Cooper, Jackson C (11)
|
MRNBS |
47.64 |
47.66 |
0.02 |
| 23 |
Meddaugh, Brock W (11)
|
MRNDAC |
48.06 |
47.84 |
-0.22 |
| 24 |
Kuang, Everest Z (12)
|
ADALBS |
|
48.32 |
- |
| 25 |
Dorner, Benjamin (12)
|
MRNDAC |
45.37 |
48.45 |
3.08 |
| 26 |
Burgarelli, Sebastian (12)
|
MRNBS |
45.98 |
48.53 |
2.55 |
| 27 |
Rosen, Samuel M (12)
|
ADALBS |
|
52.10 |
- |
| 28 |
Pociask, Joseph V (11)
|
MRNDAC |
53.11 |
52.14 |
-0.97 |
| 29 |
Banyard, Joshua D (11)
|
NESNAP |
50.19 |
54.00 |
3.81 |
| 30 |
LaFountain, Jackson P (11)
|
ADALBS |
55.39 |
55.92 |
0.53 |
|
Lischinsky, Stephen J (12)
|
ADHAWK |
41.74 |
DQ |
- |
|
Daniels, Owen D (11)
|
MRNDAC |
38.44 |
NS |
- |