| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Van Vreede, Olivia L (12)
|
NISEYS |
1:05.29 |
1:04.27 |
-1.02 |
| 2 |
Xu, Ming Na (11)
|
NIFAST |
1:05.72 |
1:05.64 |
-0.08 |
| 3 |
Nguyen, Vivian A (11)
|
NIWEBS |
1:13.70 |
1:11.45 |
-2.25 |
| 4 |
Smillie, Eleanor B (12)
|
NIPACK |
1:12.21 |
1:13.11 |
0.90 |
| 5 |
Goodridge, Jenna L (11)
|
NIWEBS |
1:18.49 |
1:15.66 |
-2.83 |
| 6 |
Baxter, Riley G (12)
|
NIMETS |
1:19.20 |
1:19.12 |
-0.08 |
| 7 |
Guagliardo, Giovanna (11)
|
NIIRON |
1:22.95 |
1:19.84 |
-3.11 |
| 8 |
Cropper, Iala K (12)
|
NIFAST |
1:18.95 |
1:20.15 |
1.20 |
| 9 |
Lucia, Olivia (12)
|
NIPACK |
1:20.43 |
1:20.74 |
0.31 |
| 10 |
Visconte, Alexandria L (12)
|
NIFAST |
1:21.43 |
1:22.22 |
0.79 |
| 11 |
Baker, Anna R (12)
|
NIWEBS |
1:24.29 |
1:22.93 |
-1.36 |
| 12 |
Gorton, Claire P (11)
|
NIWEBS |
1:26.07 |
1:23.29 |
-2.78 |
| 13 |
Bedford, Ainsley N (11)
|
NIWEBS |
1:23.72 |
1:23.46 |
-0.26 |
| 14 |
Radell, Lauren M (12)
|
NIFAST |
1:29.77 |
1:27.35 |
-2.42 |
| 15 |
Robertson, Julia E (12)
|
NIRRST |
1:30.82 |
1:27.42 |
-3.40 |
| 16 |
McCulloch, Melissa K (11)
|
NIIRON |
1:35.00 |
1:33.36 |
-1.64 |
| 17 |
Hanuch, Cecilia R (11)
|
NIFAST |
|
1:48.82 |
- |
| 18 |
Lawrence, Taylor B (11)
|
NIFAST |
1:49.98 |
1:49.69 |
-0.29 |