| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Obara, Kendall G (13)
|
MAUN |
1:07.41 |
1:08.94 |
1.53 |
| 1 |
Kvech, Olivia C (13)
|
MAACST |
1:17.66 |
1:12.41 |
-5.25 |
| 1 |
DeBruyn, Hadley B (14)
|
MAEAAC |
1:01.31 |
59.42 |
-1.89 |
| 2 |
Atkinson, Emma R (14)
|
MAGAAC |
58.78 |
1:00.61 |
1.83 |
| 2 |
Antonacio, Caroline G (14)
|
MAUN |
1:10.97 |
1:09.68 |
-1.29 |
| 2 |
Tian, Diane (13)
|
MAUN |
1:12.72 |
1:13.89 |
1.17 |
| 3 |
Wilson, Frances E (14)
|
MARAD |
1:10.51 |
1:09.81 |
-0.70 |
| 3 |
Reynolds, Emily (13)
|
MARAD |
|
1:15.59 |
- |
| 4 |
Petrov, Anastasia (13)
|
MAGRA |
1:11.60 |
1:15.00 |
3.40 |
| 4 |
Ginther, Emma L (14)
|
MAPWAC |
1:16.61 |
1:16.66 |
0.05 |
| 5 |
Stewart, Reaghan C (13)
|
MAWAP |
1:10.60 |
1:15.63 |
5.03 |
| 5 |
Markey, Madelyn E (13)
|
MAUN |
|
1:17.05 |
- |
| 6 |
Petertonjes, Melissa A (14)
|
MAACST |
1:15.20 |
1:17.41 |
2.21 |
| 7 |
Coyne, Olivia A (13)
|
MATOPS |
|
1:19.20 |
- |
| 8 |
Montgomery, Margaret R (13)
|
MAUN |
1:18.05 |
1:19.41 |
1.36 |
| 9 |
Shields, Emma L (13)
|
MAWAP |
1:19.17 |
1:23.10 |
3.93 |
| 10 |
Ackerman, Kathryn (14)
|
MAWAP |
1:18.02 |
1:23.42 |
5.40 |
| 11 |
Mascaro, Sofia J (13)
|
MAGAAC |
1:32.08 |
1:25.38 |
-6.70 |
|
Green, Riley H (13)
|
MAWAP |
1:17.81 |
DQ |
- |
|
Shema, Erin O (14)
|
MAEAAC |
59.92 |
DQ |
- |