| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Yordi, Rachel (15)
|
FGEA |
24.65 |
25.62 |
0.97 |
| 2 |
Garijo, Marlene K (15)
|
FGCANE |
28.58 |
27.70 |
-0.88 |
| 3 |
Lopez-McNenney, Andrea V (15)
|
FGFKSC |
28.17 |
28.20 |
0.03 |
| 4 |
Longman, Noa S (15)
|
FGEA |
29.66 |
28.33 |
-1.33 |
| 5 |
Robbins, Bodie (15)
|
FGFKSC |
30.24 |
28.81 |
-1.43 |
| 6 |
Gallardo, Sara F (16)
|
FGCANE |
27.10 |
29.22 |
2.12 |
| 7 |
Yordi, Rebecca (15)
|
FGEA |
28.25 |
30.01 |
1.76 |
| 8 |
Benoudiz, Emma M (17)
|
FGCANE |
29.17 |
31.04 |
1.87 |
| 9 |
Chandler, Ava C (17)
|
FGCANE |
29.88 |
31.29 |
1.41 |
| 10 |
Verdi, Sofi (15)
|
FGCANE |
36.02 |
34.78 |
-1.24 |
| 11 |
Calero, Nicole E (16)
|
FGCANE |
32.42 |
35.33 |
2.91 |
| 12 |
De La Vega, Carolina P (15)
|
FGCANE |
39.37 |
37.38 |
-1.99 |
|
Corral, Catalina C (17)
|
FGCANE |
31.94 |
NS |
- |
|
Stengel, Camille A (15)
|
FGCANE |
26.63 |
NS |
- |