| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Clark, Campbell U (12)
|
MRHVD |
1:06.51 |
1:07.65 |
1.14 |
| 2 |
Guglielmo, Ava S (12)
|
MRLBA |
1:09.57 |
1:09.88 |
0.31 |
| 3 |
Cekic, Kiara C (12)
|
MRRA |
1:11.52 |
1:10.56 |
-0.96 |
| 4 |
Sarpong, Afia (12)
|
MRHVD |
1:12.14 |
1:12.90 |
0.76 |
| 5 |
Ramoino, Alexandra G (12)
|
MRRA |
1:12.78 |
1:12.97 |
0.19 |
| 6 |
Goodwin, Isabella G (12)
|
MRRFAC |
1:11.87 |
1:13.02 |
1.15 |
| 7 |
Petriccione, Melania C (11)
|
MRRA |
1:09.62 |
1:13.07 |
3.45 |
| 8 |
Jimenez, Hermione E (12)
|
MRRFAC |
1:19.05 |
1:17.35 |
-1.70 |
| 9 |
Stemkowski, Sophia A (12)
|
MRRA |
1:17.16 |
1:18.34 |
1.18 |
| 10 |
Bartolacci, Abigail J (11)
|
MRRA |
1:36.54 |
1:28.80 |
-7.74 |
| 11 |
Minchak, Jami E (11)
|
MRLBA |
1:33.85 |
1:28.99 |
-4.86 |
| 12 |
Baks, Janneke P (11)
|
MRHVD |
1:38.88 |
1:35.33 |
-3.55 |
| 13 |
Kasnia-Herman, Kaylani G (12)
|
MRRFAC |
1:30.01 |
1:38.25 |
8.24 |
| 14 |
Calone, Eliana R (11)
|
MRMWDA |
1:36.56 |
1:39.65 |
3.09 |
| 15 |
Shaw, Skylar A (11)
|
MRMWDA |
2:20.86 |
2:20.32 |
-0.54 |