| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Smith, Kyle P (13)
|
PVFAST |
36.86 |
33.94 |
-2.92 |
| 2 |
Gu, Justin (13)
|
PVDRAG |
36.78 |
34.48 |
-2.30 |
| 3 |
Chien, Ethan (12)
|
PVDRAG |
41.16 |
41.21 |
0.05 |
| 4 |
Zhou, Brian L (12)
|
PVDRAG |
42.71 |
41.23 |
-1.48 |
| 5 |
Birch, Brendan H (13)
|
MDHFY |
45.26 |
41.86 |
-3.40 |
| 6 |
Girimonte, Owen M (12)
|
PVTIBU |
44.70 |
44.97 |
0.27 |
| 7 |
Johnson, Matthew R (12)
|
PVTIBU |
42.67 |
45.24 |
2.57 |
| 8 |
Ibrahim-Qayyum, Mikhaeil A (12)
|
PVTIBU |
51.67 |
47.79 |
-3.88 |
| 9 |
Miller, James W (12)
|
PVFAST |
|
47.82 |
- |
| 10 |
Bradley Esposo, Connor S (13)
|
PVJFD |
55.93 |
51.55 |
-4.38 |
| 11 |
Dennin, Adam J (13)
|
PVFAST |
53.53 |
53.50 |
-0.03 |
|
Marcus, Samuel L (12)
|
PVTIBU |
|
NS |
- |
|
Obolensky, Anton O (12)
|
PVJFD |
47.53 |
NS |
- |
|
Hunt, James J (12)
|
PVMSSC |
53.89 |
NS |
- |