| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Taylor, Jaelynn (14)
|
MRBAD |
54.74 |
56.44 |
1.70 |
| 2 |
Casey, Sasha G (14)
|
MRMAKO |
57.35 |
57.32 |
-0.03 |
| 3 |
Chtokolov, Daria D (14)
|
MRBAD |
1:00.24 |
57.50 |
-2.74 |
| 4 |
Posner, Abigail P (14)
|
MRBAD |
1:00.13 |
59.19 |
-0.94 |
| 5 |
Meador, Mollie S (14)
|
MRMAKO |
59.98 |
1:00.90 |
0.92 |
| 6 |
Makhmadalieva, Parvina (14)
|
MRMPNY |
1:00.73 |
1:00.93 |
0.20 |
| 7 |
McClure, Isobel (14)
|
MRMAKO |
1:03.43 |
1:02.12 |
-1.31 |
| 8 |
McPartland, Katie (14)
|
MRMAKO |
1:01.78 |
1:03.59 |
1.81 |
| 9 |
Villalona, Delaney S (14)
|
MRTRS |
1:05.99 |
1:04.31 |
-1.68 |
| 10 |
Asen, Ginger (14)
|
MRMAKO |
1:12.50 |
1:05.24 |
-7.26 |
| 11 |
Willscher, Talia (14)
|
MRMAKO |
1:04.14 |
1:05.82 |
1.68 |
| 12 |
Kolesar, Kaylee M (14)
|
MRTRS |
1:18.21 |
1:17.44 |
-0.77 |