| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kornacki, Clare A (10)
|
MAKAY |
1:34.21 |
1:28.98 |
-5.23 |
| 1 |
Braithwaite, Madeleine A (9)
|
MAKAY |
|
1:43.04 |
- |
| 2 |
Knox, Ella F (10)
|
MACHEL |
1:36.31 |
1:35.55 |
-0.76 |
| 2 |
Forti, Olivia H (10)
|
MAGAAC |
|
1:43.53 |
- |
| 3 |
Persaud, Dana L (10)
|
MAPFY |
1:36.75 |
1:39.15 |
2.40 |
| 3 |
Peck, Sophie T (10)
|
MACHEL |
2:07.49 |
1:47.25 |
-20.24 |
| 4 |
Bradly, Meghan (10)
|
MALCY |
1:38.45 |
1:39.17 |
0.72 |
| 4 |
Henry, Kameryn L (10)
|
MASERP |
1:48.83 |
1:48.54 |
-0.29 |
| 5 |
Collins, Ryleigh (9)
|
MAPFY |
1:42.48 |
1:39.18 |
-3.30 |
| 5 |
Krauss, Natalie (9)
|
MALCY |
|
1:50.34 |
- |
| 6 |
Gillan, Madison F (9)
|
MAPFY |
1:45.14 |
1:42.50 |
-2.64 |
| 6 |
Parkinson, Dominique M (9)
|
MAUN |
|
1:53.93 |
- |
| 7 |
Tassinari, Marianne E (9)
|
MAPFY |
1:43.23 |
1:44.85 |
1.62 |
| 7 |
Gray, Elizabeth C (10)
|
MASERP |
1:57.07 |
1:54.05 |
-3.02 |
|
Pacitti, Olivia M (10)
|
MAGAAC |
|
NS |
- |
|
Kent, Kathleen M (9)
|
MALCY |
|
NS |
- |