| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Musterait, Mallory E (12)
|
NITWST |
1:18.21 |
1:16.17 |
-2.04 |
| 2 |
Mutty, Vivian M (12)
|
NIEAST |
1:15.98 |
1:17.64 |
1.66 |
| 3 |
Glogowski, Amelia C (12)
|
NITWST |
1:19.11 |
1:20.34 |
1.23 |
| 4 |
Marshall, Molly E (11)
|
NIEMAC |
1:23.81 |
1:23.81 |
0.00 |
| 5 |
Mersinger, Sophia R (11)
|
NITWST |
1:30.69 |
1:28.33 |
-2.36 |
| 6 |
Ziolkowski, Cosette M (11)
|
NITTAC |
1:42.18 |
1:30.75 |
-11.43 |
| 7 |
Cameron, Nzingha A (12)
|
NIBCSR |
1:27.51 |
1:31.99 |
4.48 |
| 8 |
Moldenhauer, Paige A (11)
|
NIEAST |
1:33.33 |
1:33.25 |
-0.08 |
| 9 |
McCormick, Grace A (11)
|
NITWST |
|
1:34.40 |
- |
| 10 |
Regan, Maggie E (12)
|
NITWST |
1:45.95 |
1:40.96 |
-4.99 |
| 11 |
Schaefer, Grace I (11)
|
NIEAST |
1:41.49 |
1:42.54 |
1.05 |
| 12 |
Decker, Julie R (11)
|
NIHHSC |
|
1:48.11 |
- |
|
Schneid, Leia C (11)
|
NIHAMB |
|
DQ |
- |