| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Crowley, James S (12)
|
PVFISH |
41.82 |
39.82 |
-2.00 |
| 2 |
Craft, Bennett F (11)
|
PVOCCS |
40.64 |
40.00 |
-0.64 |
| 3 |
Fiala, Caleb S (11)
|
PVSTJS |
44.43 |
43.85 |
-0.58 |
| 4 |
Guevara, Oscar A (11)
|
PVSTJS |
45.22 |
44.22 |
-1.00 |
| 5 |
Bertoni, William J (11)
|
PVFISH |
48.96 |
47.92 |
-1.04 |
| 6 |
Capili, Kyle A (11)
|
PVSTJS |
|
49.38 |
- |
| 7 |
Wu, Andy H (11)
|
PVFISH |
49.07 |
49.70 |
0.63 |
| 8 |
Miller, James V (11)
|
PVFISH |
50.09 |
49.99 |
-0.10 |
| 9 |
Anello Quiroga, Lorenzo (12)
|
PVMAKO |
54.84 |
50.17 |
-4.67 |
| 10 |
Dilber, Sarp B (11)
|
PVFISH |
49.20 |
50.22 |
1.02 |
| 11 |
Hayes, Gage M (12)
|
PVMAKO |
|
50.80 |
- |
| 12 |
Hetzel, Christian J (11)
|
PVSTJS |
49.54 |
51.11 |
1.57 |
| 13 |
Montgomery, Nicholas S (11)
|
PVSTJS |
|
51.87 |
- |
| 14 |
Berry, Elijah S (11)
|
PVSTJS |
|
52.74 |
- |
| 15 |
Winthrop, Robert W (12)
|
PVFISH |
55.96 |
53.46 |
-2.50 |
| 16 |
Lynch, Collin M (11)
|
PVOCCS |
52.60 |
54.07 |
1.47 |
| 17 |
Valli, Dorian (11)
|
PVMAKO |
51.81 |
54.51 |
2.70 |
|
Peddireddy, Rohan (12)
|
PVFISH |
|
DQ |
- |
|
Ord, Alexander R (11)
|
PVOCCS |
|
DQ |
- |