| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lajko, Lena (10)
|
FGSFTL |
31.66 |
31.97 |
0.31 |
| 2 |
Antonio, Zoe C (10)
|
FGPCS |
35.95 |
36.42 |
0.47 |
| 3 |
Egizi, Sofia M (9)
|
FGPCS |
38.26 |
36.64 |
-1.62 |
| 4 |
Kingston, Sophia (10)
|
FGMS |
42.68 |
39.03 |
-3.65 |
| 5 |
Henry, Johanna A (10)
|
FGPCS |
39.88 |
42.83 |
2.95 |
| 6 |
Guzman, Luna S (10)
|
FGPCS |
48.07 |
45.27 |
-2.80 |
| 7 |
Schnoeller, Sabrina S (10)
|
FGSFTL |
44.50 |
46.02 |
1.52 |
| 8 |
Kjos, Zephy M (10)
|
FGPCS |
51.75 |
48.52 |
-3.23 |
| 9 |
Lehel, Felicite B (9)
|
FGSFTL |
49.46 |
51.07 |
1.61 |
| 10 |
Seinfeld, Sydney R (10)
|
FGSFTL |
43.19 |
51.34 |
8.15 |
| 11 |
O'Connor, Lily J (10)
|
FGPCS |
1:01.97 |
52.15 |
-9.82 |
| 12 |
Page, Elanie M (9)
|
FGSFTL |
58.37 |
58.19 |
-0.18 |
| 13 |
Montesino, Carlotta G (7)
|
FGMS |
|
59.74 |
- |
| 14 |
Rincon, Maria P (9)
|
FGMS |
|
1:01.31 |
- |
| 15 |
Elgidely, Natalia (9)
|
FGSFTL |
1:01.80 |
1:04.96 |
3.16 |
|
Suarez, Sadie C (9)
|
FGBRST |
47.72 |
DQ |
- |
|
Wiesenfeld, Emma (8)
|
FGMS |
|
NS |
- |
|
Hesse, Veronika K (9)
|
FGPCS |
|
NS |
- |
|
Runsdorf, Shea J (9)
|
FGPCS |
|
NS |
- |
|
Santos, Abigail I (10)
|
FGSFTL |
36.99 |
NS |
- |