| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Cohen, Caspian H (12)
|
VASRVA |
39.09 |
36.60 |
-2.49 |
| 2 |
Bermudez, Brennan P (11)
|
VA757 |
36.63 |
37.75 |
1.12 |
| 3 |
Arne, Lars A (11)
|
VA757 |
40.46 |
39.24 |
-1.22 |
| 4 |
Caywood, William (11)
|
VAHVAC |
42.12 |
40.78 |
-1.34 |
| 5 |
O'Brien, Robert K (11)
|
VA757 |
41.18 |
40.81 |
-0.37 |
| 6 |
Radkevich, Mikhail A (11)
|
VA757 |
39.30 |
41.15 |
1.85 |
| 7 |
Lynch, Carter P (12)
|
VAHNVR |
50.87 |
43.06 |
-7.81 |
| 8 |
Mezzenga, Valen M (11)
|
VAHNVR |
|
43.47 |
- |
| 9 |
Saless, Mason M (11)
|
VA757 |
45.09 |
43.50 |
-1.59 |
| 10 |
Nesterenko, Mark M (12)
|
VA757 |
46.35 |
44.41 |
-1.94 |
| 11 |
Barrell, Franklin R (11)
|
VA757 |
44.60 |
46.37 |
1.77 |
| 12 |
Littleton, Mason L (12)
|
VA757 |
48.80 |
46.85 |
-1.95 |
| 13 |
Marchelletta, Luca R (11)
|
VAHNVR |
|
53.47 |
- |
| 14 |
Dwyer, Evan J (11)
|
VA757 |
|
54.18 |
- |
| 15 |
Camblin, Wesley B (11)
|
VAHNVR |
57.30 |
55.52 |
-1.78 |
| 16 |
Scordo, Carter J (11)
|
VA757 |
1:02.92 |
1:06.05 |
3.13 |
|
Parent, Desmond G (12)
|
VAHNVR |
|
DQ |
- |
|
Newman, Ian (12)
|
VAHVAC |
|
DQ |
- |
|
Richard, Janel (12)
|
VAHVAC |
|
DQ |
- |