| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Schneiweis, Sarah B (10)
|
MRLIAC |
47.41 |
47.18 |
-0.23 |
| 2 |
Kearney, Sophia C (10)
|
MRLIAC |
44.60 |
48.11 |
3.51 |
| 3 |
Mazur, Katerina E (9)
|
MRLIAC |
1:16.47 |
48.25 |
-28.22 |
| 4 |
Lee, Yuna (9)
|
MRLIAC |
55.83 |
49.20 |
-6.63 |
| 5 |
Pamatat, Giuliana P (9)
|
MRLIAC |
54.18 |
49.57 |
-4.61 |
| 6 |
Sawyer, Victoria R (9)
|
MRLIAC |
46.42 |
50.77 |
4.35 |
| 7 |
Kong, Athena (9)
|
MRLIAC |
50.08 |
50.78 |
0.70 |
| 8 |
Wong, Kaitlyn (10)
|
MRST |
1:10.00 |
50.86 |
-19.14 |
| 9 |
Tan, Victoria (9)
|
MRLIAC |
1:00.90 |
51.87 |
-9.03 |
| 10 |
Peitler, Maya (9)
|
MRLIAC |
49.92 |
52.81 |
2.89 |
| 11 |
Scavuzzo, Rose P (10)
|
MRHAA |
54.42 |
53.65 |
-0.77 |
| 12 |
Zhang, Angelina (9)
|
MRLIAC |
1:05.00 |
53.75 |
-11.25 |
| 13 |
Chen, Brandee (10)
|
MRST |
1:00.00 |
55.57 |
-4.43 |
| 14 |
Tran, Bridget (9)
|
MRST |
1:02.54 |
56.50 |
-6.04 |
| 15 |
Vassilas, Olivia M (10)
|
MRHAA |
57.61 |
56.70 |
-0.91 |
| 16 |
DeVita, Isabella (9)
|
MRLIAC |
1:10.00 |
58.69 |
-11.31 |
| 18 |
Ketterhagen, Olivia G (9)
|
MRLIAC |
1:02.77 |
1:02.12 |
-0.65 |
| 19 |
Lettieri, Isabella V (10)
|
MRLIAC |
1:05.00 |
1:09.34 |
4.34 |
|
Davidoff, Sadie C (9)
|
MRLIAC |
1:05.00 |
NS |
- |
|
Sy, Reana G (9)
|
MRLIAC |
1:01.69 |
NS |
- |