| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Rocco, Emily A (12)
|
MRBGNW |
1:03.41 |
1:05.52 |
2.11 |
| 2 |
Posner, Kathryn G (12)
|
MRBGNW |
1:10.68 |
1:11.06 |
0.38 |
| 3 |
Mora-Castillo, Isabella (11)
|
MRBGNW |
1:09.90 |
1:12.53 |
2.63 |
| 4 |
Reyna, Salma (11)
|
MRYMID |
1:10.77 |
1:12.74 |
1.97 |
| 5 |
Zhu, Emma (11)
|
MRBGNW |
1:10.47 |
1:13.21 |
2.74 |
| 6 |
Lau, Anabelle (12)
|
MRLIAC |
1:12.73 |
1:13.96 |
1.23 |
| 7 |
Hwee, Melia M (11)
|
MRLIAC |
1:20.16 |
1:14.27 |
-5.89 |
| 8 |
Mejia, Stephani (11)
|
MRYMID |
1:11.98 |
1:14.32 |
2.34 |
| 9 |
Kazibwe, Mary N (12)
|
MRBGNW |
1:17.08 |
1:16.17 |
-0.91 |
| 10 |
Paez, Isabella S (11)
|
MRBGNW |
1:17.19 |
1:18.17 |
0.98 |
| 11 |
Balachandran, Isabelle P (11)
|
MRYMID |
1:15.59 |
1:18.25 |
2.66 |
| 12 |
Kamor, Adriana T (12)
|
MRLIAC |
1:20.01 |
1:19.06 |
-0.95 |
| 13 |
Scala, Melissa R (11)
|
MRLIAC |
1:22.02 |
1:19.24 |
-2.78 |
| 14 |
Tirado, Elizabeth R (11)
|
MRUN-B |
1:25.20 |
1:19.49 |
-5.71 |
| 15 |
Greenstein, Jessie B (12)
|
MRBGNW |
1:18.92 |
1:20.15 |
1.23 |
| 16 |
Elsasser, Caitlin (12)
|
MRLIAC |
1:21.62 |
1:20.48 |
-1.14 |
| 17 |
Martino, Samantha L (12)
|
MRLIAC |
1:21.12 |
1:21.11 |
-0.01 |
| 18 |
O'Hagan, Ciara E (12)
|
MRLIAC |
1:23.92 |
1:21.88 |
-2.04 |
| 19 |
Hill, Arissa A (12)
|
MRYMID |
1:23.33 |
1:23.27 |
-0.06 |
| 19 |
Morris Exeter, Maya (11)
|
MRYMID |
1:31.42 |
1:23.27 |
-8.15 |
| 21 |
Geraci, Catherine J (11)
|
MRYMID |
1:26.61 |
1:25.67 |
-0.94 |
| 22 |
Fitzgerald, Alexandra R (11)
|
MRBGNW |
1:22.32 |
1:25.90 |
3.58 |
| 23 |
Naranjo, Nataly A (11)
|
MRBGNW |
|
1:26.57 |
- |
| 24 |
Paruvangada, Ananya K (12)
|
MRBGNW |
1:29.00 |
1:27.39 |
-1.61 |
| 25 |
Pondok, Katelyn I (11)
|
MRBGNW |
1:32.51 |
1:28.33 |
-4.18 |
| 26 |
Andrews, Olivia A (11)
|
MRBGNW |
1:30.93 |
1:31.23 |
0.30 |
| 27 |
Smith, Alexandria K (11)
|
MRBGNW |
1:30.60 |
1:32.49 |
1.89 |
| 28 |
Serafin, Vivian (11)
|
MRYMID |
|
1:32.97 |
- |