| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pham, Preston L (12)
|
GUDADS |
32.05 |
30.45 |
-1.60 |
| 2 |
Helman, Finnian S (11)
|
GUDADS |
32.86 |
32.42 |
-0.44 |
| 3 |
Hackney, James A (11)
|
GUDADS |
33.19 |
32.84 |
-0.35 |
| 4 |
Lee, Maxton T (12)
|
GUDADS |
34.21 |
33.25 |
-0.96 |
| 5 |
Moss, Nathan E (11)
|
GUDADS |
33.94 |
33.67 |
-0.27 |
| 6 |
Kim, Noah (11)
|
GUDADS |
36.02 |
33.70 |
-2.32 |
| 7 |
Belloso, Alan S (12)
|
GUDADS |
37.53 |
37.55 |
0.02 |
| 8 |
Ong, Ian S (12)
|
GUDADS |
42.73 |
40.10 |
-2.63 |
| 9 |
Poncio, Luke A (11)
|
GUDADS |
|
42.40 |
- |
|
Kocaman, Kaans A (12)
|
GUDADS |
|
DQ |
- |
|
Schoenhofer, Nicolas A (11)
|
GUDADS |
|
DQ |
- |
|
Patino, Luis E (12)
|
GUPFL |
|
DQ |
- |
|
Ferrara, Giancarlo M (12)
|
GUDADS |
|
NS |
- |