| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Yu, Charles R (12)
|
GU300 |
29.38 |
27.96 |
-1.42 |
| 2 |
Spencer, Oliver A (12)
|
GUUN-S |
29.52 |
28.04 |
-1.48 |
| 3 |
Nguyen, Tom T (11)
|
GUESCA |
34.34 |
32.27 |
-2.07 |
| 4 |
Nguyen, Anderson K (11)
|
GUESCA |
32.10 |
32.71 |
0.61 |
| 5 |
Alarcon, Elias (12)
|
GUSWAT |
|
33.80 |
- |
| 6 |
Macedo, Antonio D (11)
|
GUHCAP |
|
35.36 |
- |
| 7 |
Melo, Edgar A (11)
|
GUHCAP |
37.98 |
37.55 |
-0.43 |
| 8 |
Kurka, George J (11)
|
GUSHAC |
39.21 |
38.95 |
-0.26 |
| 9 |
Bryant, Chase R (12)
|
GUHCAP |
|
40.27 |
- |
| 10 |
Herrera, Thepte A (11)
|
GU300 |
|
41.22 |
- |
|
Lu, Joseph L (11)
|
GUCOOG |
|
DQ |
- |
|
Ng, Joshua A (12)
|
GUSHAC |
36.63 |
DQ |
- |
|
Nguyen, Tim T (11)
|
GUESCA |
53.88 |
DQ |
- |
|
Barrera, Juan S (12)
|
GUHCAP |
33.93 |
NS |
- |
|
Swan, Gideon P (12)
|
GUSHAC |
32.10 |
NS |
- |
|
Gee, Christopher T (11)
|
GU300 |
|
NS |
- |
|
Knight, Theodore III R (11)
|
GUAQUA |
|
NS |
- |