| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Molina, Italia (10)
|
CAYOC |
41.22 |
39.91 |
-1.31 |
| 2 |
Ramirez, Sienna L (10)
|
CALKFY |
45.10 |
41.84 |
-3.26 |
| 3 |
Mena, Zohar (10)
|
CAWVYD |
|
43.95 |
- |
| 4 |
Alvarez, Elsa B (10)
|
CAFFY |
47.95 |
45.86 |
-2.09 |
| 5 |
Engineer, Tanaz (10)
|
CAWYO |
49.14 |
46.01 |
-3.13 |
| 6 |
Shahadi, Aurora M (10)
|
CAWYO |
46.00 |
46.30 |
0.30 |
| 7 |
Nakaoka, Carolina (10)
|
CACKFY |
49.95 |
48.37 |
-1.58 |
| 8 |
Molina, Valentina (9)
|
CAYOC |
49.17 |
48.96 |
-0.21 |
| 9 |
Navarro, Emily (10)
|
CAGWY |
51.38 |
50.00 |
-1.38 |
| 10 |
Vu, Courtney L (9)
|
CAYOC |
55.84 |
52.43 |
-3.41 |
| 11 |
Ostoia, Francesca (10)
|
CACKFY |
52.96 |
52.68 |
-0.28 |
| 12 |
Albala, Oona (9)
|
CAWVYD |
57.02 |
53.54 |
-3.48 |
| 13 |
Recio-Sierras, Darryl (9)
|
CAGWY |
|
54.76 |
- |
| 14 |
Blue, Victoria (10)
|
CAWYO |
58.27 |
55.81 |
-2.46 |
| 15 |
Bedford, Mackenzie (10)
|
CABUR |
59.57 |
56.68 |
-2.89 |
| 16 |
Macaraeg, Maryan (9)
|
CAWVYD |
1:00.15 |
57.89 |
-2.26 |
| 17 |
Derboghosians, Elin (10)
|
CABUR |
57.98 |
59.09 |
1.11 |
| 18 |
Chen, Ella (9)
|
CACKFY |
1:10.72 |
1:02.01 |
-8.71 |
|
Campe, Natasha (9)
|
CAWYO |
56.44 |
DQ |
- |
|
Worku, Lillian (9)
|
CAWYO |
|
DQ |
- |
|
Pascale, Ana Maria (10)
|
CASPPY |
53.26 |
NS |
- |
|
Parker, Kelsey E (10)
|
CASPPY |
53.48 |
NS |
- |
|
Mendoza, Alexis (10)
|
CADNFY |
52.56 |
NS |
- |