| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wittmer, Samuel J (15)
|
GUSWIM |
56.47 |
56.84 |
0.37 |
| 2 |
Siemer, Spencer F (17)
|
GULSST |
57.63 |
1:00.10 |
2.47 |
| 3 |
Kondapalli, Sriharsha (15)
|
GUUN-T |
1:01.44 |
1:01.85 |
0.41 |
| 4 |
Mujahed, Youssof E (15)
|
GUKATY |
1:00.56 |
1:02.63 |
2.07 |
| 5 |
Martin, Sean A (16)
|
GUKATY |
1:01.45 |
1:02.91 |
1.46 |
| 6 |
Torres, Ivan E (15)
|
GUPFL |
|
1:03.65 |
- |
| 7 |
Riede Noriega, Andre D (15)
|
GUKATY |
1:12.88 |
1:06.58 |
-6.30 |
| 8 |
Riede, Derek A (16)
|
GUKATY |
|
1:07.35 |
- |
| 9 |
Bender, Rhys C (17)
|
GUSCAT |
1:09.06 |
1:09.06 |
0.00 |
| 10 |
Fabian, Matthew E (17)
|
GUHUNT |
1:09.81 |
1:09.92 |
0.11 |
| 11 |
Malak, Mazen D (16)
|
GUTEST |
|
1:11.02 |
- |
| 12 |
Bishop, Hunter J (15)
|
GUECS |
1:18.73 |
1:13.34 |
-5.39 |