| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Suzuki, Mako (12)
|
MRYMID |
1:10.06 |
1:11.84 |
1.78 |
| 2 |
Fagan, Paige C (12)
|
MRBGNW |
1:13.18 |
1:12.18 |
-1.00 |
| 3 |
Chernishova, Maria E (12)
|
MRSHY |
1:18.02 |
1:13.93 |
-4.09 |
| 4 |
Slocum, Annie T (11)
|
MRSMC |
1:19.64 |
1:18.29 |
-1.35 |
| 5 |
Hendrickson, Riley D (11)
|
MRYMID |
1:23.89 |
1:21.38 |
-2.51 |
| 6 |
Franklin, Sage R (12)
|
CTZEUS |
1:25.29 |
1:22.45 |
-2.84 |
| 7 |
Mejia, Jazmine (12)
|
MRYMID |
1:20.97 |
1:22.52 |
1.55 |
| 8 |
Burdzicki, Victoria M (12)
|
CTZEUS |
1:27.19 |
1:23.15 |
-4.04 |
| 9 |
Avelino, Jazmin (11)
|
CTZEUS |
1:19.68 |
1:23.24 |
3.56 |
| 10 |
Smith, Annabel J (11)
|
MRSMC |
1:26.53 |
1:24.39 |
-2.14 |
| 11 |
McCann, Katherine E (11)
|
MRYMID |
1:24.63 |
1:25.73 |
1.10 |
| 12 |
Tassier, Katherine A (12)
|
MRBGNW |
1:23.53 |
1:25.77 |
2.24 |
| 13 |
Zullo, Marabella D (12)
|
CTZEUS |
1:25.27 |
1:28.14 |
2.87 |
| 14 |
Zecar, Eva D (12)
|
MRYFD |
1:45.00 |
1:29.27 |
-15.73 |
| 15 |
Stillman, Alexandra B (11)
|
MRYFD |
1:40.76 |
1:30.65 |
-10.11 |
| 16 |
Comisarow, Claire (11)
|
MRYFD |
1:50.00 |
1:31.60 |
-18.40 |
| 17 |
Arnall, Katherine V (11)
|
MRYFD |
1:41.16 |
1:31.76 |
-9.40 |
| 18 |
Coward, Olivia P (11)
|
MRYFD |
|
1:35.12 |
- |
| 19 |
Herman, Ava S (11)
|
MRSMC |
1:55.99 |
1:35.81 |
-20.18 |
| 20 |
Laker, Melanie K (11)
|
MRYFD |
1:48.09 |
1:42.12 |
-5.97 |
| 21 |
Le, Charlotte (12)
|
MRYFD |
|
1:43.84 |
- |
|
Gray, Emelyn W (11)
|
CTZEUS |
|
NS |
- |