| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Greenhoe, Zachary B (17)
|
VACYAC |
47.87 |
49.11 |
1.24 |
| 2 |
Gordon, John Michael (15)
|
VALY |
48.33 |
50.05 |
1.72 |
| 4 |
Davidson, Benjamin P (17)
|
VALY |
52.60 |
50.47 |
-2.13 |
| 5 |
Hankey, Joshua D (18)
|
VALY |
50.15 |
51.57 |
1.42 |
| 6 |
Davidson, Matthew C (15)
|
VALY |
48.78 |
52.19 |
3.41 |
| 7 |
Grimmett, Bennett B (16)
|
VALY |
50.95 |
52.27 |
1.32 |
| 8 |
Vaugh, Jack D (16)
|
VASMAC |
|
52.61 |
- |
| 9 |
Pettyjohn, Daniel T (15)
|
VALY |
54.59 |
53.61 |
-0.98 |
| 10 |
Holstege, Noah D (16)
|
VACYAC |
50.15 |
53.71 |
3.56 |
| 11 |
Hornsby, John S (16)
|
VACYAC |
53.41 |
54.04 |
0.63 |
| 12 |
Murray, Brendan P (16)
|
VALY |
51.43 |
54.28 |
2.85 |
| 13 |
Whitfield, Richard M (17)
|
VALY |
51.90 |
54.42 |
2.52 |
| 14 |
Naylor, Brandon W (15)
|
VALY |
53.37 |
54.53 |
1.16 |
| 15 |
Schonfelder, Otto S (17)
|
VALY |
52.98 |
54.77 |
1.79 |
| 16 |
Schafer, David D (18)
|
VALY |
52.57 |
54.98 |
2.41 |
| 17 |
Gage, Tanner J (17)
|
VALY |
55.18 |
55.62 |
0.44 |
| 18 |
Snyder, Victor T (16)
|
VASMAC |
|
55.98 |
- |
| 19 |
Sutton, Tal R (17)
|
WVYSWV |
58.62 |
58.73 |
0.11 |
| 20 |
Phillips, Randall K (15)
|
VALY |
1:11.06 |
1:05.85 |
-5.21 |