| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Johnston, Sabrina K (16)
|
MRBGNW |
1:07.07 |
1:05.31 |
-1.76 |
| 2 |
Guzzino, Mary Grace S (15)
|
MRBGNW |
1:06.18 |
1:06.32 |
0.14 |
| 3 |
Sohn, Sora (17)
|
MRBGNW |
1:07.69 |
1:06.78 |
-0.91 |
| 4 |
Whang, Taylor K (17)
|
MRBGNW |
1:06.94 |
1:07.07 |
0.13 |
| 5 |
Walker, Lucy E (15)
|
MRBGNW |
1:08.00 |
1:08.80 |
0.80 |
| 6 |
Nadecki, Grace K (16)
|
MRBGNW |
1:07.76 |
1:10.02 |
2.26 |
| 7 |
Andrews, Olivia A (16)
|
MRBGNW |
1:07.68 |
1:11.02 |
3.34 |
| 8 |
Zorgman, Sunell (15)
|
MRBGNW |
1:09.26 |
1:13.19 |
3.93 |
| 9 |
Blakeslee, Kaitlin P (17)
|
MRBGNW |
1:11.61 |
1:13.20 |
1.59 |
| 10 |
Sun, Julia (15)
|
MRBGNW |
1:13.94 |
1:15.79 |
1.85 |
| 11 |
Slive, Ellie R (15)
|
MRBGNW |
1:15.20 |
1:16.70 |
1.50 |
| 12 |
Williams, Laura A (15)
|
MRBGNW |
1:25.88 |
1:23.86 |
-2.02 |