| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Suh, Nathan E (13)
|
PVMAC |
55.00 |
54.05 |
-0.95 |
| 2 |
Suh, Aaron E (12)
|
PVMAC |
57.99 |
56.82 |
-1.17 |
| 3 |
Park, Hyunwoong (13)
|
PVMAC |
57.53 |
57.25 |
-0.28 |
| 4 |
Moon, Daniel S (13)
|
PVMAC |
57.09 |
59.37 |
2.28 |
| 5 |
Kim, Noah S. S (13)
|
PVMAC |
|
1:00.15 |
- |
| 6 |
Bascope, Santiago A (12)
|
PVMSSC |
1:02.58 |
1:01.73 |
-0.85 |
| 7 |
Ho, Nathanael Y (12)
|
PVMAC |
1:05.56 |
1:05.35 |
-0.21 |
| 8 |
Gu, Justin (13)
|
PVDRAG |
1:11.04 |
1:06.24 |
-4.80 |
| 9 |
Sadq, Jed S (13)
|
PVLCL |
|
1:09.80 |
- |
| 10 |
Birch, Brendan H (13)
|
MDHFY |
1:17.50 |
1:11.23 |
-6.27 |
| 11 |
Bosco, Collin A (12)
|
PVJFD |
1:13.90 |
1:12.16 |
-1.74 |
| 12 |
Chien, Ethan (12)
|
PVDRAG |
1:14.75 |
1:12.61 |
-2.14 |
| 13 |
Girimonte, Owen M (12)
|
PVTIBU |
1:15.09 |
1:16.17 |
1.08 |
| 14 |
Marcus, Samuel L (12)
|
PVTIBU |
|
1:19.36 |
- |
| 15 |
Dennin, Adam J (13)
|
PVFAST |
1:21.36 |
1:19.85 |
-1.51 |
| 16 |
Miller, James W (12)
|
PVFAST |
|
1:20.57 |
- |
| 17 |
Johnson, Matthew R (12)
|
PVTIBU |
1:16.72 |
1:20.64 |
3.92 |
| 18 |
Ibrahim-Qayyum, Mikhaeil A (12)
|
PVTIBU |
1:27.17 |
1:22.27 |
-4.90 |
| 19 |
Jacobs, Charles J (12)
|
PVLCL |
1:31.81 |
1:27.92 |
-3.89 |
| 20 |
Bradley Esposo, Connor S (13)
|
PVJFD |
1:32.55 |
1:31.08 |
-1.47 |
| 21 |
Perez, Julian A (12)
|
PVFAST |
|
2:41.92 |
- |
|
Obolensky, Anton O (12)
|
PVJFD |
1:27.25 |
NS |
- |
|
Zhou, Brian L (12)
|
PVDRAG |
1:07.31 |
NS |
- |