| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Yang, David K (12)
|
GUSSAN |
34.52 |
29.85 |
-4.67 |
| 2 |
Valenzuela, Michael K (12)
|
GUBTA |
30.08 |
30.00 |
-0.08 |
| 3 |
Abril, Cole M (12)
|
GUSSAN |
31.01 |
30.48 |
-0.53 |
| 4 |
Peralta, Jonathan L (12)
|
GUUNAT |
34.97 |
30.65 |
-4.32 |
| 5 |
Wilkerson, Von S (12)
|
GUSSAN |
34.75 |
32.14 |
-2.61 |
| 6 |
Esparza, Ethan (12)
|
GUUNAT |
34.17 |
32.52 |
-1.65 |
| 7 |
Taylor, Braden (12)
|
GUSSAN |
35.50 |
33.29 |
-2.21 |
| 8 |
James, Trevor (12)
|
GUBTA |
34.07 |
33.41 |
-0.66 |
| 9 |
Doan, Dawson A (11)
|
GULSST |
36.61 |
34.62 |
-1.99 |
| 10 |
Samoylov, Nickolay V (11)
|
GUSCAT |
42.17 |
38.92 |
-3.25 |
| 11 |
Hiles, Alexander V (12)
|
GUSSAN |
37.32 |
40.20 |
2.88 |
| 12 |
Sacco, Anthony (11)
|
GUBTA |
43.10 |
40.30 |
-2.80 |
| 13 |
Davis, Jude K (12)
|
GUSSAN |
|
42.10 |
- |
| 14 |
Foster, Kenneth C (11)
|
GUBTA |
46.98 |
42.89 |
-4.09 |
| 15 |
Cloth, Tyler E (11)
|
GUSSAN |
|
42.94 |
- |
| 16 |
Alarcon, Samuel D (11)
|
GUSSAN |
41.86 |
43.49 |
1.63 |
| 17 |
McNiel, Nathan R (11)
|
GUSSAN |
|
49.53 |
- |
| 18 |
Lofstad, Finn H (12)
|
GUSSAN |
49.86 |
51.88 |
2.02 |
| 19 |
Scribner, Ethan T (12)
|
GUSSAN |
53.69 |
54.34 |
0.65 |
|
Bagocsi, Danny T (11)
|
GUBTA |
48.44 |
NS |
- |