| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Radell, Lauren M (13)
|
NIFAST |
1:09.63 |
1:02.41 |
-7.22 |
| 2 |
Daley, Regan D (15)
|
NIIRON |
1:02.37 |
1:03.34 |
0.97 |
| 3 |
Gallant, Hayley C (16)
|
NIPACK |
1:01.22 |
1:03.63 |
2.41 |
| 4 |
Huang, Cailey (11)
|
NIPACK |
1:14.91 |
1:13.69 |
-1.22 |
| 5 |
Wu, Wen-yuan S (11)
|
NIPACK |
|
1:14.76 |
- |
| 6 |
Wang, Sophia Y (10)
|
NIFAST |
1:23.94 |
1:16.00 |
-7.94 |
| 7 |
Weston, Emily K (13)
|
NIFAST |
1:15.45 |
1:16.26 |
0.81 |
| 8 |
Gallant, Isabella A (10)
|
NIPACK |
1:17.47 |
1:19.98 |
2.51 |
| 9 |
Moroni, Brianna M (9)
|
NIIRON |
1:36.78 |
1:21.56 |
-15.22 |
| 10 |
O'Brien, Jolie L (10)
|
NIWEBS |
1:21.80 |
1:21.58 |
-0.22 |
| 11 |
Brett, Erin E (10)
|
NIPACK |
1:29.11 |
1:21.77 |
-7.34 |
| 12 |
Galley, Alyssa E (11)
|
NIFAST |
1:36.30 |
1:22.85 |
-13.45 |
| 13 |
Vadney, Sage E (13)
|
NIFAST |
1:34.97 |
1:24.98 |
-9.99 |
| 14 |
Jones, Lillian M (13)
|
NIFAST |
1:24.63 |
1:25.24 |
0.61 |
| 15 |
Minnella, Mary J (10)
|
NIPACK |
1:26.14 |
1:26.48 |
0.34 |
| 16 |
Mantell, Norah A (9)
|
NIIRON |
1:32.79 |
1:27.12 |
-5.67 |
| 17 |
Ferrari, Abigail C (11)
|
NIFAST |
1:31.74 |
1:28.20 |
-3.54 |
| 18 |
Viyannalage, Chloe A (10)
|
NIPACK |
|
1:44.96 |
- |
| 19 |
Viyannalage, Riley A (9)
|
NIPACK |
|
1:52.44 |
- |
|
McFadden Olivier, Camryn (9)
|
NIPACK |
|
DQ |
- |
|
McGahan, Molly E (9)
|
NIIRON |
1:38.81 |
NS |
- |
|
Mirrione, Sophia R (7)
|
NIFAST |
|
NS |
- |
|
Balland, Megan E (11)
|
NIFAST |
1:30.53 |
NS |
- |