| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Orner, Brooke E (10)
|
MRSSC |
1:12.22 |
1:10.48 |
-1.74 |
| 2 |
Bendersky, Hailey R (9)
|
MRWISC |
1:17.32 |
1:14.82 |
-2.50 |
| 3 |
Zangaro, Vivienne F (10)
|
MRLBA |
1:14.88 |
1:15.70 |
0.82 |
| 4 |
Yap, Esmanur (10)
|
MRSSC |
1:17.50 |
1:16.72 |
-0.78 |
| 5 |
Singh, Chloe (10)
|
MRSSC |
1:26.00 |
1:24.70 |
-1.30 |
| 6 |
Barron, Emma H (9)
|
MRWISC |
1:31.69 |
1:29.52 |
-2.17 |
| 7 |
Wash, Emily K (10)
|
MRLBA |
1:43.34 |
1:35.78 |
-7.56 |
| 8 |
O'Keefe, Sinead E (10)
|
MRSSC |
1:45.00 |
1:42.60 |
-2.40 |
| 9 |
Muurisepp, Kaylee R (10)
|
MRSSC |
1:56.78 |
1:48.57 |
-8.21 |
| 10 |
Wigington, Scarlett G (9)
|
MRSSC |
1:27.12 |
1:50.10 |
22.98 |
| 11 |
Sirianni, Isabella V (10)
|
MRSSC |
2:00.00 |
1:50.24 |
-9.76 |
| 12 |
Robles, Alicia S (10)
|
MRSSC |
1:54.99 |
1:54.57 |
-0.42 |