| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Thigpen, Charles G (12)
|
MREAST |
28.32 |
27.58 |
-0.74 |
| 2 |
Yakubov, Elvin (12)
|
MRMPNY |
31.21 |
31.15 |
-0.06 |
| 3 |
Savkin, Nikita (11)
|
MRMPNY |
34.85 |
33.13 |
-1.72 |
| 4 |
DeHaven, Henry C (12)
|
CTGRYM |
|
33.16 |
- |
| 5 |
Rogers, Hunter T (12)
|
CTGRYM |
35.30 |
35.81 |
0.51 |
| 6 |
Bagriyanik, Sarp A (12)
|
MRPATS |
41.94 |
36.97 |
-4.97 |
| 7 |
Kim, Ian (11)
|
MRPAC |
40.99 |
37.97 |
-3.02 |
| 8 |
Sullivan, Owen A (12)
|
MRPAC |
39.45 |
38.20 |
-1.25 |
| 9 |
Qian, Matthew (12)
|
MRMPNY |
40.60 |
38.80 |
-1.80 |
| 10 |
Lee, Alexander J (12)
|
MRPAC |
39.43 |
39.81 |
0.38 |
| 11 |
Garcia Reyes, Johann (11)
|
CTZEUS |
44.06 |
41.55 |
-2.51 |
| 12 |
Bubula, Matteo V (11)
|
MREAST |
46.18 |
42.12 |
-4.06 |
| 13 |
Sinha, Darren S (12)
|
MREAST |
44.36 |
42.39 |
-1.97 |
| 14 |
De Silva, Riaan (11)
|
CTZEUS |
45.53 |
45.21 |
-0.32 |
| 15 |
Krasny, Max S (11)
|
MRPAC |
47.75 |
47.58 |
-0.17 |
| 16 |
Sengupta, Neelav (12)
|
CTZEUS |
|
48.99 |
- |
| 17 |
DeJesus, Sebastian E (11)
|
CTZEUS |
46.28 |
52.31 |
6.03 |
|
Jin, Joseph S (12)
|
MRPAC |
1:01.02 |
DQ |
- |
|
Cave, Evan C (11)
|
MRPATS |
57.73 |
DQ |
- |
|
Afshar, Nicolas C (11)
|
MREAST |
43.18 |
DQ |
- |
|
Cho, Noah K (12)
|
MREAST |
|
NS |
- |
|
Asuncion, Adam E (11)
|
CTZEUS |
44.14 |
NS |
- |