| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Naude, Amber S (12)
|
MRSSC |
1:14.00 |
1:10.05 |
-3.95 |
| 2 |
Cronin, Emma (12)
|
MRHAA |
1:18.40 |
1:17.58 |
-0.82 |
| 3 |
Rose-Freaney, Cailyn G (12)
|
MRSSC |
1:23.52 |
1:21.10 |
-2.42 |
| 4 |
Baynon, Lily M (11)
|
MRFA |
|
1:23.69 |
- |
| 5 |
Barry, Brynn A (11)
|
MRSSC |
1:30.47 |
1:27.97 |
-2.50 |
| 6 |
Lazauskas, Grace (12)
|
MRHAA |
1:27.07 |
1:29.46 |
2.39 |
| 7 |
Robles, Esme L (11)
|
MRSSC |
1:37.95 |
1:29.68 |
-8.27 |
| 8 |
McNamara, Kelly L (11)
|
MRSSC |
1:40.35 |
1:34.94 |
-5.41 |
| 9 |
Henn, Emmalena R (11)
|
MRSSC |
1:47.65 |
1:40.12 |
-7.53 |
| 10 |
Haas-Colwell, Eleanor T (12)
|
MRSSC |
|
1:45.92 |
- |
| 11 |
Davidov, Victoria D (11)
|
MRSSC |
|
1:54.74 |
- |
|
Hall, Makenna M (11)
|
MRSSC |
|
DQ |
- |
|
Koppel, Jasmine A (12)
|
MRFA |
|
NS |
- |