| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Merone, Alexandra M (14)
|
MRCOND |
56.28 |
56.64 |
0.36 |
| 2 |
Roebuck, Carter R (14)
|
MRAGUA |
55.34 |
57.25 |
1.91 |
| 3 |
Taragano, Ellie M (14)
|
MRCOND |
56.11 |
57.26 |
1.15 |
| 4 |
Milla, Madison I (14)
|
MRCOND |
57.55 |
57.91 |
0.36 |
| 5 |
Lee, Jasmine K (14)
|
MRCOND |
57.90 |
59.32 |
1.42 |
| 6 |
Skoglund, Kyra P (14)
|
MRSSL |
58.83 |
1:00.07 |
1.24 |
| 7 |
Neary, Cara J (14)
|
MRAGUA |
1:00.97 |
1:00.38 |
-0.59 |
| 8 |
Donohoe, Madison E (14)
|
MRCOND |
57.16 |
1:01.04 |
3.88 |
| 9 |
Merone, Patricia A (14)
|
MRCOND |
58.37 |
1:01.77 |
3.40 |
| 10 |
Fourie, Trinity C (14)
|
MRCOND |
59.99 |
1:03.10 |
3.11 |
| 11 |
Lesser, Sara G (14)
|
MRCOND |
1:05.26 |
1:04.45 |
-0.81 |
| 12 |
Savkin, Ksenia (14)
|
MRMPNY |
1:04.27 |
1:04.65 |
0.38 |
| 13 |
Darcy, LilyAnne (14)
|
MRLIAC |
1:07.57 |
1:06.39 |
-1.18 |
| 14 |
Londono Arias, Laura (14)
|
MRCOND |
1:05.84 |
1:06.66 |
0.82 |
| 15 |
Figueroa, Gabriella C (14)
|
MRTRS |
1:15.97 |
1:17.05 |
1.08 |
| 16 |
Mezarina, Kristine N (14)
|
MRCOND |
1:35.00 |
1:23.11 |
-11.89 |
| 17 |
Hyman, Sarah E (14)
|
MRSSL |
1:24.80 |
1:26.90 |
2.10 |
|
Cohen, Juliet P (14)
|
MRCOND |
|
DQ |
- |