| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hafl, Brody (10)
|
VACGBD |
39.54 |
38.62 |
-0.92 |
| 2 |
Lorack, Ryan A (10)
|
VA757 |
46.67 |
43.18 |
-3.49 |
| 3 |
Beers, Skyler L (10)
|
VA757 |
|
44.52 |
- |
| 4 |
Lawrence, Landon A (9)
|
VACGBD |
|
44.80 |
- |
| 5 |
Darnell, Marc E (10)
|
VACGBD |
53.24 |
45.53 |
-7.71 |
| 6 |
Akesson, Thor E (10)
|
VAPSDN |
|
45.70 |
- |
| 7 |
Radkevich, Mikhail A (9)
|
VA757 |
52.58 |
46.14 |
-6.44 |
| 8 |
Wood, Henry O (9)
|
VAECAT |
52.32 |
47.24 |
-5.08 |
| 9 |
Shnowske, Samuel W (10)
|
VA757 |
52.26 |
49.67 |
-2.59 |
| 10 |
Sidari, Thatcher J (9)
|
VAPSDN |
56.74 |
51.16 |
-5.58 |
| 11 |
Sun, Mikah D (9)
|
VACGBD |
|
51.53 |
- |
| 12 |
Bermudez, Brennan P (9)
|
VA757 |
58.92 |
53.58 |
-5.34 |
| 13 |
Campbell, James E (10)
|
VACGBD |
1:06.78 |
55.09 |
-11.69 |
| 14 |
Moser, Brendan R (9)
|
VA757 |
|
1:00.07 |
- |
|
Folland, Oscar D (9)
|
VACVAC |
|
DQ |
- |
|
Risvanoglu, Alexander S (9)
|
VACGBD |
|
NS |
- |