| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Blanco, Lilia R (12)
|
FGPOMP |
1:05.96 |
1:04.81 |
-1.15 |
| 2 |
Drakopoulos, Milla A (12)
|
ZZSEAL |
1:03.18 |
1:04.89 |
1.71 |
| 3 |
Martens, Emily S (12)
|
ZZSEAL |
1:05.98 |
1:08.01 |
2.03 |
| 4 |
Van Wormer, Rowan E (12)
|
MRPATS |
1:11.08 |
1:09.07 |
-2.01 |
| 5 |
Prado, Audrey (12)
|
FGHAT |
1:08.31 |
1:09.61 |
1.30 |
| 6 |
Sates, Caitlyn B (11)
|
ZZSEAL |
1:11.84 |
1:09.70 |
-2.14 |
| 7 |
Cohil, Kyleigh G (12)
|
FLPA |
1:15.72 |
1:10.99 |
-4.73 |
| 8 |
Palmira, Melanie K (11)
|
FGHSC |
1:12.52 |
1:11.18 |
-1.34 |
| 9 |
Lombardo, Kayla (11)
|
MRYMID |
1:09.74 |
1:11.56 |
1.82 |
| 10 |
Pece, Delaney R (12)
|
MRPATS |
1:12.10 |
1:11.76 |
-0.34 |
| 11 |
Solis, Natasha J (11)
|
FGCM |
1:12.22 |
1:12.30 |
0.08 |
| 12 |
Bulat, Logan A (12)
|
NEBGSC |
1:14.22 |
1:12.31 |
-1.91 |
| 13 |
Kleiban, Stephanie A (12)
|
FGCM |
1:15.88 |
1:12.53 |
-3.35 |
| 14 |
Gordon, Danielle L (12)
|
FGWASC |
1:10.77 |
1:14.00 |
3.23 |
| 15 |
Núñez, Lía Isabella (12)
|
ZZACDA |
1:13.22 |
1:14.04 |
0.82 |
| 16 |
Muzii, Belinda L (11)
|
FGMCDA |
1:11.50 |
1:16.30 |
4.80 |
| 17 |
Espejo-Pena, Catalina (11)
|
ZZACDA |
1:12.03 |
1:16.31 |
4.28 |
| 18 |
Wiltshire, Saniyah C (12)
|
MRPATS |
1:17.57 |
1:16.63 |
-0.94 |
| 19 |
Paulino, Anna (12)
|
FGOSC |
1:09.47 |
1:17.92 |
8.45 |
| 20 |
Sorokina, Daria (12)
|
FGHAT |
1:17.67 |
1:19.48 |
1.81 |
| 21 |
Vazquez, Ayelen (11)
|
FGOSC |
1:23.85 |
1:21.33 |
-2.52 |
| 22 |
Pallot, Sora (11)
|
FGMCDA |
1:19.60 |
1:22.52 |
2.92 |
| 23 |
Cárdenas, Ana María (12)
|
ZZACDA |
1:27.65 |
1:22.71 |
-4.94 |
| 24 |
Famiano, Giuliana E (11)
|
FGPOMP |
1:30.81 |
1:28.93 |
-1.88 |
|
Mahan, Madeleine K (11)
|
FGHAT |
1:34.05 |
NS |
- |