| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Aquilino, Lorenzo A (11)
|
MRFA |
31.44 |
31.15 |
-0.29 |
| 2 |
Subillaga-Dubon, Jason A (12)
|
MRFA |
32.53 |
31.62 |
-0.91 |
| 3 |
Chen-Suzuki, Keizo N (11)
|
MRNDAC |
39.38 |
32.94 |
-6.44 |
| 4 |
Daniels, Owen D (11)
|
MRNDAC |
33.24 |
34.17 |
0.93 |
| 5 |
Watad, Majed O (12)
|
MRWSSC |
37.40 |
35.19 |
-2.21 |
| 6 |
Augustin, James J (11)
|
MRFA |
36.40 |
35.30 |
-1.10 |
| 7 |
Tuttle, Peyton J (11)
|
MRNBS |
40.58 |
37.33 |
-3.25 |
| 8 |
Button, Samuel M (11)
|
MRNDAC |
37.44 |
37.53 |
0.09 |
| 9 |
Montagnino, Dean V (12)
|
MRFA |
37.14 |
37.64 |
0.50 |
| 10 |
O'Connell, Ryan K (12)
|
MRFA |
40.23 |
38.18 |
-2.05 |
| 11 |
Taranto, Ethan S (11)
|
MRYBAR |
40.48 |
38.69 |
-1.79 |
| 12 |
Cooper, Jackson C (11)
|
MRNBS |
39.49 |
39.09 |
-0.40 |
| 13 |
Mummery, John F (11)
|
MRNBS |
|
39.49 |
- |
| 14 |
Burgarelli, Sebastian (11)
|
MRNBS |
43.29 |
39.67 |
-3.62 |
| 15 |
Dorner, Benjamin (11)
|
MRNDAC |
41.04 |
41.55 |
0.51 |
| 16 |
Kaner, Matthew I (12)
|
MRSSL |
43.31 |
41.87 |
-1.44 |
| 17 |
Meddaugh, Brock W (11)
|
MRNDAC |
42.29 |
42.29 |
0.00 |
| 18 |
Fass, Erik G (12)
|
MRSS |
48.72 |
44.45 |
-4.27 |
| 19 |
Zicot, Jacob T (12)
|
MRNDAC |
50.57 |
44.50 |
-6.07 |
| 20 |
Melloy, John J (12)
|
MRFA |
49.56 |
45.65 |
-3.91 |
| 21 |
Rines IV, Richard D (11)
|
MRYBAR |
45.86 |
47.99 |
2.13 |
| 22 |
Rodriguez, Melvin N (12)
|
MRSSL |
57.70 |
49.63 |
-8.07 |
| 23 |
Hyman, James N (11)
|
MRSSL |
1:15.17 |
50.55 |
-24.62 |
| 24 |
Larrondo, Payton B (11)
|
MRSSL |
49.55 |
51.51 |
1.96 |
| 25 |
Biesaga, Aleksander (11)
|
MRFA |
53.67 |
53.38 |
-0.29 |
| 26 |
Constancio, Markus A (11)
|
MRNBS |
57.22 |
57.48 |
0.26 |
|
Caniano, Marcus J (12)
|
MRFA |
53.43 |
DQ |
- |
|
Connolly, Owen R (12)
|
MRSSL |
1:16.14 |
DQ |
- |
|
Theilemann, Matthew R (11)
|
MRFA |
|
DQ |
- |