| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Carrigan, Alison M (8)
|
MRRA |
41.75 |
40.37 |
-1.38 |
| 2 |
Cubrilo, Rae V (8)
|
MRPAC |
1:00.33 |
47.42 |
-12.91 |
| 3 |
Doyle, Taylor M (8)
|
MREAST |
57.99 |
56.75 |
-1.24 |
| 4 |
Abrahamson, Anna E (8)
|
MRPAC |
1:00.33 |
1:01.34 |
1.01 |
| 5 |
Hogarty, Katherine L (8)
|
MRYFD |
|
1:01.43 |
- |
| 6 |
Dubitsky, Katherine A (8)
|
MREAST |
|
1:09.23 |
- |
| 7 |
Healy, Penelope J (8)
|
MRYFD |
|
1:10.25 |
- |
|
Reynolds, Marlow A (8)
|
MRCOND |
|
DQ |
- |
|
Fitzgerald, Mackenzie E (8)
|
MRPAC |
1:05.33 |
DQ |
- |
|
Romero, Natalia (8)
|
MRPAC |
55.33 |
DQ |
- |
|
McCormack, Harper E (8)
|
MRRA |
1:05.33 |
DQ |
- |
|
Wirchansky, Brielle A (8)
|
MRBGNW |
|
NS |
- |
|
Kelly, Emerson G (8)
|
MRTRI |
1:00.00 |
NS |
- |