| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kolessar, Kaitlyn R (9)
|
MASSC |
32.58 |
30.40 |
-2.18 |
| 2 |
Diguey, Velina (10)
|
MASSC |
32.49 |
30.54 |
-1.95 |
| 3 |
Mitchell, Victoria S (10)
|
MASSC |
33.63 |
33.51 |
-0.12 |
| 4 |
Cappola, Alexandra G (10)
|
MASSC |
35.65 |
33.61 |
-2.04 |
| 5 |
Spinosa, Lindsay C (10)
|
MASSC |
|
33.68 |
- |
| 6 |
Gordon, Grace C (10)
|
MASSC |
37.28 |
35.20 |
-2.08 |
| 7 |
Foppa, Ashley (9)
|
MASSC |
36.51 |
35.21 |
-1.30 |
| 8 |
Kuttymartin, Mira (10)
|
MASSC |
36.40 |
36.44 |
0.04 |
| 9 |
Ott, Cassidy M (9)
|
MASSC |
38.87 |
37.14 |
-1.73 |
| 10 |
Walker, Sofia A (9)
|
MASSC |
40.58 |
37.41 |
-3.17 |
| 11 |
Watson, Emma G (9)
|
MASSC |
|
39.44 |
- |
| 12 |
Kelly, Kathryn J (10)
|
MASSC |
44.78 |
39.64 |
-5.14 |
| 13 |
Slootmaker, Annika L (9)
|
MASSC |
39.94 |
39.90 |
-0.04 |
| 14 |
Berlanska, Anya S (9)
|
MASSC |
|
41.12 |
- |
| 15 |
Rahardjo, Seraphim C (9)
|
MASSC |
|
46.29 |
- |
| 16 |
Wanner, Sydney L (9)
|
MAUNAT |
|
47.34 |
- |
| 17 |
Kelly, Theresa R (9)
|
MASSC |
|
56.31 |
- |
| 18 |
Hurley, Mia B (10)
|
MASSC |
|
1:00.33 |
- |