| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Bartels, Tyler J (9)
|
LARRAC |
|
38.57 |
- |
| 2 |
Alletag, Liam M (10)
|
LASC |
47.30 |
38.71 |
-8.59 |
| 3 |
Sailer, Rylan G (9)
|
LARRAC |
|
39.64 |
- |
| 4 |
Jacobs, Harrison A (10)
|
LARRAC |
44.91 |
40.11 |
-4.80 |
| 5 |
Haase, Elijah K (10)
|
LARRAC |
43.65 |
40.54 |
-3.11 |
| 6 |
Mayeaux, Mason J (10)
|
LACOSS |
52.07 |
45.37 |
-6.70 |
| 7 |
McPherson, Ewan O (9)
|
LACOSS |
55.20 |
47.38 |
-7.82 |
| 8 |
Moreau, Carson L (9)
|
LABAC |
57.19 |
50.98 |
-6.21 |
| 9 |
Schlang, Austin J (10)
|
LASPAR |
1:01.98 |
53.72 |
-8.26 |
| 10 |
Youngblood, Matthew N (10)
|
LARRAC |
|
54.08 |
- |
| 11 |
Shilland, Konstantinas G (9)
|
LARRAC |
|
57.66 |
- |
| 12 |
Hayden, Hunter D (10)
|
LARRAC |
|
1:05.37 |
- |
| 13 |
Cascante, Miguel A (10)
|
LARRAC |
|
1:18.28 |
- |
|
Quinlan, Brady M (9)
|
LACOSS |
|
DQ |
- |
|
Clark, Hayden M (10)
|
LABAC |
39.53 |
NS |
- |
|
McPherson, Ian O (9)
|
LACOSS |
59.64 |
NS |
- |