| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pena, Cesar D (18)
|
MRRED |
21.48 |
21.83 |
0.35 |
| 2 |
Spagnoletti, Evan (17)
|
MRHYB |
22.29 |
22.20 |
-0.09 |
| 3 |
Spagnoletti, Lucas (16)
|
MRHYB |
23.64 |
22.91 |
-0.73 |
| 4 |
Dwyer, Daniel P (16)
|
MRCIY |
22.99 |
23.07 |
0.08 |
| 5 |
O'Sullivan, Kealan J (16)
|
MRCIY |
23.78 |
23.16 |
-0.62 |
| 6 |
Diaz, Adam C (16)
|
MRRED |
23.95 |
23.29 |
-0.66 |
| 7 |
Salimbeni, Marco J (17)
|
MRRED |
24.92 |
24.03 |
-0.89 |
| 8 |
Degregorio, Christopher C (17)
|
MRHYB |
24.21 |
24.13 |
-0.08 |
| 9 |
Leroy, Max (15)
|
MRHYB |
24.51 |
24.14 |
-0.37 |
| 10 |
Yang, Benny (16)
|
MRFLY |
27.51 |
25.79 |
-1.72 |
| 11 |
Lim, Daniel (16)
|
MRFLY |
26.26 |
26.07 |
-0.19 |
| 12 |
Milien, Jeremiah E (16)
|
MRFLY |
26.70 |
26.72 |
0.02 |
| 13 |
Gomaa, Marwan (15)
|
MRFLY |
28.66 |
28.47 |
-0.19 |
| 14 |
Leonard, Gabriel D (15)
|
MRFLY |
29.71 |
30.02 |
0.31 |
| 15 |
Kelly, Thomas C (15)
|
MRFLY |
30.65 |
30.25 |
-0.40 |