| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lee, Susie (10)
|
NJSCAR |
34.00 |
33.17 |
-0.83 |
| 2 |
Kolessar, Kaitlyn R (9)
|
MASSC |
36.37 |
33.52 |
-2.85 |
| 3 |
Diguey, Velina (10)
|
MASSC |
30.34 |
34.03 |
3.69 |
| 4 |
Kim, Chloe (9)
|
NJUN3 |
29.97 |
34.12 |
4.15 |
| 5 |
Rodriguez, Kayla I (10)
|
NJSCAR |
34.95 |
35.10 |
0.15 |
| 6 |
Cappola, Alexandra G (10)
|
MASSC |
38.66 |
35.73 |
-2.93 |
| 7 |
Dalumpines, Angel Noelle M (10)
|
MAJW |
32.41 |
35.78 |
3.37 |
| 8 |
Gozdan, Madison G (10)
|
MAJW |
31.94 |
35.99 |
4.05 |
| 9 |
Foppa, Ashley (9)
|
MASSC |
31.43 |
37.34 |
5.91 |
| 10 |
Poblador, Lianne L (10)
|
MAJW |
42.50 |
37.50 |
-5.00 |
| 11 |
Davis, Eleanor G (10)
|
MAJW |
34.97 |
38.66 |
3.69 |
| 12 |
Cohen, Sarah L (9)
|
MAJW |
35.40 |
39.24 |
3.84 |
| 13 |
Wiley, Sadie K (10)
|
MANRG |
39.24 |
39.25 |
0.01 |
| 14 |
Ott, Cassidy M (10)
|
MASSC |
35.86 |
39.93 |
4.07 |
| 15 |
Wellington, Charlotte L (10)
|
PVTOLL |
43.99 |
43.55 |
-0.44 |
| 16 |
Crowther, Cassidy C (9)
|
PVTOLL |
36.36 |
49.92 |
13.56 |