| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kline, Anna R (10)
|
FGMSA |
44.68 |
43.19 |
-1.49 |
| 2 |
Osman, Mariam C (10)
|
FGMSA |
46.25 |
44.92 |
-1.33 |
| 3 |
Mercado, Keira R (10)
|
FGMSA |
46.20 |
45.07 |
-1.13 |
| 4 |
Viera, Isabel (8)
|
FGMACM |
46.91 |
47.08 |
0.17 |
| 5 |
Natino, Abigail-Marie P (9)
|
FGSOFL |
49.96 |
50.06 |
0.10 |
| 6 |
Behar, Eva (10)
|
FGFFSC |
50.91 |
51.29 |
0.38 |
| 7 |
Jorge, Sofia (8)
|
FGMACM |
56.20 |
51.42 |
-4.78 |
| 8 |
Gomez, Isabella M (10)
|
FGSOFL |
50.47 |
52.33 |
1.86 |
| 9 |
Suarez Alarcon, Gabriella A (10)
|
FGMBS |
|
54.32 |
- |
| 10 |
Andapally, Anjana (9)
|
FGSOFL |
57.11 |
56.73 |
-0.38 |
| 11 |
Cardillo Ramos, Stella - (10)
|
FGMCDA |
|
56.77 |
- |
| 12 |
Duranti, Pilar A (9)
|
FGSOFL |
55.53 |
56.79 |
1.26 |
| 13 |
Smilowitz, Isabella M (10)
|
FGMCDA |
54.10 |
58.32 |
4.22 |
| 14 |
Pallot, Sora R (9)
|
FGMSA |
1:05.48 |
58.36 |
-7.12 |
| 15 |
Maggi, Giulia S (10)
|
FGFFSC |
|
58.44 |
- |
| 16 |
Viera, Andrea (8)
|
FGMACM |
1:09.17 |
59.68 |
-9.49 |
| 17 |
Lopez, Emma (10)
|
FGDRSC |
|
1:00.20 |
- |
| 18 |
Martinez, Isabella M (9)
|
FGSGST |
|
1:02.45 |
- |
| 19 |
Stromeyer, Valentina A (10)
|
FGFFSC |
1:03.31 |
1:04.07 |
0.76 |
| 20 |
Multack, Jolie S (10)
|
FGMCDA |
1:04.39 |
1:04.36 |
-0.03 |
| 21 |
Scott, Trinity (9)
|
FGMCDA |
|
1:04.76 |
- |
| 22 |
Carreno, Maria P (10)
|
FGMACM |
|
1:05.42 |
- |
| 23 |
Lopez, Daniela (10)
|
FGMCDA |
|
1:05.74 |
- |
| 24 |
Steiger, Eliana L (10)
|
FGNMST |
12.79 |
1:06.13 |
53.34 |
| 25 |
Pedraja, Isabella F (8)
|
FGCANE |
1:12.66 |
1:09.10 |
-3.56 |
| 26 |
Baldwin, Madelyn M (9)
|
FGFFSC |
|
1:10.88 |
- |
| 27 |
Buniakina, Sofia * (9)
|
FGNMST |
|
1:11.94 |
- |
| 28 |
Diaz, Victoria (9)
|
FGDRSC |
|
1:14.30 |
- |
| 29 |
Schoolman-Wood, Orly C (9)
|
FGCANE |
|
1:24.01 |
- |
|
Scheingoltz, Lillian (10)
|
FGMCDA |
1:02.96 |
NS |
- |
|
Pottigari, Anvitaa R (10)
|
FGSOFL |
50.88 |
NS |
- |