| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Taylor, Alexandra K (12)
|
LARRAC |
32.37 |
33.34 |
0.97 |
| 2 |
Vo, Jolie M (11)
|
LARRAC |
34.89 |
33.43 |
-1.46 |
| 3 |
Joseph, Ivy T (11)
|
LARRAC |
36.59 |
37.47 |
0.88 |
| 4 |
Hoover, KaraLin G (11)
|
LABAC |
37.82 |
37.57 |
-0.25 |
| 5 |
Trutschl, Maya J (12)
|
LARRAC |
37.25 |
37.63 |
0.38 |
| 6 |
Hanson, Krislynn B (11)
|
LARRAC |
39.82 |
41.05 |
1.23 |
| 7 |
Mitchell, Julia K (11)
|
NTMTRO |
|
49.11 |
- |
| 8 |
Welch, Jinks R (11)
|
LACOAS |
|
51.30 |
- |
| 9 |
Giordano, Camille R (11)
|
LACOAS |
|
54.85 |
- |
|
Crenshaw, Elizabeth A (11)
|
LACOAS |
|
DQ |
- |
|
Mariano, Sophia A (11)
|
LABAC |
|
NS |
- |
|
Nunez, Olivia G (11)
|
LALCAT |
|
NS |
- |