| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Easton, Chase J (14)
|
VACA-Y |
48.34 |
49.96 |
1.62 |
| 2 |
Charlton, William P (14)
|
VACA-Y |
50.38 |
50.88 |
0.50 |
| 3 |
Sawyer, Bradley O (14)
|
VACA-Y |
51.74 |
51.03 |
-0.71 |
| 4 |
King, Brayden D (14)
|
VACA-Y |
51.77 |
51.42 |
-0.35 |
| 5 |
Tungate, Benjamin L (14)
|
VACA-Y |
52.92 |
52.28 |
-0.64 |
| 6 |
Cullaty, John O (14)
|
VACA-Y |
52.41 |
55.48 |
3.07 |
| 7 |
Davidson, Charles S (13)
|
VACA-Y |
58.99 |
57.02 |
-1.97 |
| 8 |
Suggs DeSorbo, Matthew J (13)
|
VACA-Y |
58.12 |
57.05 |
-1.07 |
| 9 |
Bryan, Augustus J (14)
|
VACA-Y |
1:00.78 |
57.24 |
-3.54 |
| 10 |
Wispelwey, Garrett S (13)
|
VACA-Y |
59.77 |
58.25 |
-1.52 |
| 11 |
Byrne, Caleb R (13)
|
VACA-Y |
|
59.65 |
- |
| 12 |
Bakich, Jack L (14)
|
VACA-Y |
1:11.88 |
1:06.14 |
-5.74 |
|
Roberts, Samuel M (13)
|
VACA-Y |
1:03.09 |
NS |
- |