| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Harman, Evan M (10)
|
FGFAST |
34.95 |
35.16 |
0.21 |
| 2 |
Silva, John Brendon O (10)
|
FGWASC |
34.38 |
35.31 |
0.93 |
| 3 |
Amorim, Gabriel A (9)
|
FGBMSC |
36.75 |
38.60 |
1.85 |
| 4 |
Fernandez-Chung, Lucas (8)
|
FGASC |
42.25 |
43.13 |
0.88 |
| 5 |
Penaloza, Abraham G (9)
|
FGYSF |
43.62 |
43.74 |
0.12 |
| 6 |
Lembit, Rocco M (9)
|
FGSAS |
51.18 |
47.33 |
-3.85 |
| 7 |
Arias, Adrian (10)
|
FGASC |
1:12.84 |
48.50 |
-24.34 |
| 8 |
Eissner, Luka C (8)
|
FGECAC |
56.58 |
54.91 |
-1.67 |
| 9 |
Gharib, Shahab B (9)
|
FGYSF |
|
55.15 |
- |
| 10 |
Diaz, Lorenzo (10)
|
FGASC |
|
56.85 |
- |
| 11 |
Cruz, Juan Carlos (10)
|
FGASC |
|
57.55 |
- |
| 12 |
Karaj, Albert E (8)
|
FGWASC |
|
1:00.37 |
- |
|
Vega, Braison (7)
|
FGASC |
|
NS |
- |