| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ozdogan, Ari B (12)
|
ORTEAM |
33.95 |
34.68 |
0.73 |
| 2 |
Swift, Lincoln P (12)
|
ORTOR |
34.33 |
35.25 |
0.92 |
| 3 |
Pederson, Boston L (11)
|
ORTOR |
35.94 |
35.61 |
-0.33 |
| 4 |
Luster, Avery (12)
|
UNAT |
|
37.34 |
- |
| 5 |
Hise, William C (11)
|
ORAAA |
38.16 |
38.48 |
0.32 |
| 6 |
Goljenboom-Tonn, Dominic J (11)
|
ORSYD |
41.15 |
39.04 |
-2.11 |
| 7 |
Kiley, Hauke A (11)
|
ORTEAM |
42.12 |
43.12 |
1.00 |
| 8 |
Fisher, Brady D (11)
|
ORSYD |
44.30 |
43.41 |
-0.89 |
| 9 |
Pirosko, James G (11)
|
ORGPS |
45.71 |
44.34 |
-1.37 |
| 10 |
Kelly, Reed G (11)
|
ORSYD |
47.19 |
45.49 |
-1.70 |
| 11 |
Kelley, Josiah R (11)
|
ORSYD |
44.03 |
45.50 |
1.47 |
| 12 |
Bassir, Ian S (12)
|
ORSYD |
46.21 |
46.51 |
0.30 |
| 13 |
McCulloch, Takazumi S (12)
|
ORTEAM |
53.87 |
52.57 |
-1.30 |
| 14 |
Schaffer, Seyum J (12)
|
ORTEAM |
53.84 |
57.89 |
4.05 |
|
Bernal, Isaias E (12)
|
ORTEAM |
|
DQ |
- |