| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hayes, Brooklynn M (19)
|
NEMTSC |
35.54 |
36.99 |
1.45 |
| 2 |
Petruzzelli, Margaret G (15)
|
NEPVAA |
38.10 |
37.50 |
-0.60 |
| 3 |
Acosta McKenzie, Vianka Y (16)
|
NEMTSC |
|
37.59 |
- |
| 4 |
Axas, Anna M (17)
|
NEMTSC |
40.32 |
38.11 |
-2.21 |
| 5 |
Liang, Mina Y (17)
|
NEMTSC |
38.79 |
39.02 |
0.23 |
| 6 |
Fraser, Elizabeth V (17)
|
NEPVAA |
40.30 |
39.64 |
-0.66 |
| 7 |
Roche, Sophia I (16)
|
NEMTSC |
40.13 |
39.67 |
-0.46 |
| 8 |
Doherty, Sarah J (17)
|
NEMWYS |
|
42.65 |
- |
| 9 |
O'Connor, Kathryn R (15)
|
NEPVAA |
40.86 |
43.63 |
2.77 |
| 10 |
Caron, Gabrielle A (17)
|
NEMTSC |
43.31 |
44.12 |
0.81 |
| 11 |
Pinter, Meghan K (15)
|
NEPVAA |
|
45.22 |
- |
| 12 |
Russell, Jessica N (16)
|
NEMGCB |
43.98 |
45.41 |
1.43 |
| 13 |
Camire, Erin E (16)
|
NEPVAA |
|
49.03 |
- |
|
Gottlieb, Ruby S (16)
|
NEPVAA |
44.09 |
NS |
- |
|
Richter, Alexa M (15)
|
NEPVAA |
40.50 |
NS |
- |