| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Daniels, Owen D (12)
|
MRNDAC |
36.87 |
36.56 |
-0.31 |
| 2 |
Button, Samuel M (12)
|
MRNDAC |
39.52 |
38.56 |
-0.96 |
| 3 |
Karadeniz, Derin M (11)
|
MRRFAC |
39.25 |
38.85 |
-0.40 |
| 4 |
Pagano, Jax A (12)
|
MRNBS |
45.93 |
41.45 |
-4.48 |
| 5 |
Fernandez, Eliseo D (12)
|
MRMHHW |
43.19 |
41.94 |
-1.25 |
| 6 |
Cooper, Jackson C (12)
|
MRNBS |
45.10 |
42.08 |
-3.02 |
| 7 |
Mummery, John F (12)
|
MRNBS |
47.15 |
42.20 |
-4.95 |
| 8 |
Tuttle, Peyton J (12)
|
MRNBS |
49.55 |
42.53 |
-7.02 |
| 9 |
Roche, James (12)
|
MRRA |
45.89 |
44.70 |
-1.19 |
| 10 |
Burgarelli, Sebastian (12)
|
MRNBS |
46.19 |
44.79 |
-1.40 |
| 11 |
Chung, Nathaniel P (11)
|
MRRA |
46.66 |
45.24 |
-1.42 |
| 12 |
Ramirez, Bryan E (12)
|
MRMHHW |
50.37 |
45.42 |
-4.95 |
| 13 |
Chamberlain, Nicholas J (11)
|
MRRFAC |
51.50 |
48.84 |
-2.66 |
| 14 |
Payne, William M (12)
|
MRRA |
52.77 |
49.12 |
-3.65 |
| 15 |
Andros, Joseph B (11)
|
MRNDAC |
48.11 |
49.27 |
1.16 |
| 16 |
Pociask, Joseph V (11)
|
MRNDAC |
50.21 |
49.57 |
-0.64 |
| 17 |
Calidonio, Mason A (12)
|
MRLBA |
|
56.42 |
- |
| 18 |
Baxter, Liam M (11)
|
MRNBS |
1:04.74 |
1:03.64 |
-1.10 |
| 19 |
Otis, Joshua A (11)
|
MRNDAC |
59.76 |
1:11.04 |
11.28 |
|
De Borba Silva, Lucas C (12)
|
MRRA |
46.71 |
NS |
- |