| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lezi, Daniel L (11)
|
MRGAEL |
37.10 |
37.05 |
-0.05 |
| 2 |
Fusco, Benjamin M (11)
|
MRGAEL |
39.54 |
38.87 |
-0.67 |
| 3 |
Cave, Samuel W (11)
|
MRGAEL |
41.18 |
40.22 |
-0.96 |
| 4 |
De Nigris, Patrick A (12)
|
MRGAEL |
38.91 |
40.49 |
1.58 |
| 5 |
Chung, Nathaniel P (11)
|
MRRA |
45.24 |
45.76 |
0.52 |
| 6 |
Bach, Christopher (11)
|
MRGAEL |
44.49 |
46.51 |
2.02 |
| 7 |
Papaioannou, Georgios F (11)
|
MRGAEL |
54.47 |
49.20 |
-5.27 |
| 8 |
Quezada, Louis A (12)
|
MRRA |
52.19 |
50.93 |
-1.26 |
| 9 |
Payne, William M (12)
|
MRRA |
49.12 |
51.37 |
2.25 |
| 10 |
Gonzalez, Demetri N (11)
|
MRRA |
1:12.21 |
52.01 |
-20.20 |
| 11 |
Wildstrom, Nevin S (11)
|
MRSMC |
1:20.83 |
58.95 |
-21.88 |
| 12 |
Rojek, George A (11)
|
MRSMC |
|
1:01.27 |
- |
| 13 |
Hoffman, Ethan T (12)
|
MRRA |
59.02 |
1:01.35 |
2.33 |
| 14 |
Manger, Theodore R (11)
|
MRYMID |
1:06.49 |
1:05.14 |
-1.35 |
|
Johnston, Kai A (11)
|
MRRA |
57.72 |
DQ |
- |
|
McLoughlin, Tiernan K (11)
|
CTGYWD |
1:05.50 |
DQ |
- |
|
Tammaro, Gianni (12)
|
MRYMID |
|
NS |
- |