| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Scherra, Joseph (12)
|
CSAY |
39.03 |
38.78 |
-0.25 |
| 2 |
Wu, Alexander (12)
|
NIGRAY |
42.40 |
41.85 |
-0.55 |
| 3 |
Wang, Ziao Wang O (11)
|
NIGRAY |
51.10 |
44.54 |
-6.56 |
| 4 |
Eggler, Theodore E (12)
|
NIGRAY |
45.23 |
45.75 |
0.52 |
| 5 |
Harrington, William J (11)
|
NIGRAY |
43.99 |
45.77 |
1.78 |
| 6 |
Cunningham, Rhys * (11)
|
NIGRAY |
46.08 |
48.25 |
2.17 |
| 7 |
Spencer, Deven T (12)
|
NIGRAY |
58.12 |
52.12 |
-6.00 |
| 8 |
Useda, Andres W (12)
|
NIGRAY |
|
53.42 |
- |
| 9 |
Laity, Canon (11)
|
CSAY |
58.78 |
55.42 |
-3.36 |
| 10 |
Chakkalakal, Vincent * (12)
|
NIGRAY |
54.87 |
57.01 |
2.14 |
| 11 |
Tipple, Sean P (11)
|
NIGRAY |
|
57.33 |
- |
| 12 |
Zhang, Alexander Y (11)
|
NIGRAY |
|
1:02.84 |
- |