| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Glat, Brian S (17)
|
MRBGNW |
55.21 |
58.11 |
2.90 |
| 2 |
Sweeney, Samuel M (16)
|
MRBGNW |
55.97 |
59.75 |
3.78 |
| 3 |
Paruvangada, Bopaiah K (15)
|
MRBGNW |
53.48 |
1:00.97 |
7.49 |
| 4 |
Sullivan, John R (16)
|
MRBGNW |
1:00.74 |
1:02.50 |
1.76 |
| 5 |
Sakharuk, Daniel V (15)
|
MRBGNW |
56.96 |
1:03.17 |
6.21 |
| 6 |
Eng, Timothy (17)
|
MRBGNW |
1:08.27 |
1:04.89 |
-3.38 |
| 7 |
Filipov, Phillip (16)
|
MRSHY |
1:08.00 |
1:06.17 |
-1.83 |
| 8 |
Bowers, Aidan C (15)
|
MRBGNW |
57.46 |
1:07.45 |
9.99 |
| 9 |
Fernandez, Luciano A (16)
|
MRBGNW |
1:09.44 |
1:10.53 |
1.09 |
| 10 |
Townsend, Anthony J (15)
|
MRBGNW |
1:07.15 |
1:13.40 |
6.25 |
| 11 |
Blair, Henry M (15)
|
MRBGNW |
1:16.39 |
1:14.19 |
-2.20 |
|
Draper, Christopher F (16)
|
MRBGNW |
58.19 |
NS |
- |