| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Parry, Mia J (8)
|
MALAC |
39.49 |
43.17 |
3.68 |
| 2 |
Wolbert, Sydney R (8)
|
MAPFY |
43.42 |
43.86 |
0.44 |
| 3 |
Hillier, Caroline R (8)
|
MASSC |
|
47.72 |
- |
| 4 |
Watkins, Evangeline M (8)
|
MASSC |
|
51.19 |
- |
| 5 |
Krista, Lennon M (8)
|
MALAC |
1:01.99 |
57.19 |
-4.80 |
| 6 |
Torelli, Samantha C (8)
|
MATRI |
|
58.31 |
- |
| 7 |
Moschella, Alexandra J (8)
|
MAWAP |
|
1:31.98 |
- |
|
Martin, Samantha G (8)
|
MATRI |
|
49.30 |
- |
|
Lunn, Anna E (8)
|
MASSC |
47.11 |
DQ |
- |
|
Smallwood, Charlotte R (8)
|
MATRI |
44.17 |
DQ |
- |
|
Hagman, Madelyn K (8)
|
MAMSA |
1:01.37 |
NS |
- |
|
Block, Rebecca M (8)
|
MASSC |
42.85 |
NS |
- |
|
D'Ariano, Reese E (8)
|
MASSC |
45.68 |
NS |
- |