| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Velez, Alana (9)
|
MRVAC |
40.16 |
42.41 |
2.25 |
| 2 |
Cassel, Juliette L (9)
|
MRPBAC |
46.01 |
44.20 |
-1.81 |
| 3 |
Wolf, Marilyn R (10)
|
MRWSSC |
49.30 |
48.16 |
-1.14 |
| 4 |
Giannini, Ciara B (10)
|
MRPBAC |
50.85 |
48.94 |
-1.91 |
| 5 |
Johnson, Sudane Z (10)
|
MRVAC |
49.66 |
49.97 |
0.31 |
| 6 |
Hayes-Hodge, Laray (9)
|
MRNYS |
|
54.69 |
- |
| 7 |
Fenfert, Elizabeth C (10)
|
MRNYS |
51.97 |
54.90 |
2.93 |
| 8 |
Neuhaus, Charlotte R (10)
|
MRNYS |
58.40 |
56.96 |
-1.44 |
| 9 |
Zurita, Brittany (9)
|
MRMHHW |
48.72 |
57.73 |
9.01 |
| 10 |
Cope, Zoe C (8)
|
MRNYS |
1:04.52 |
57.94 |
-6.58 |
| 11 |
Hogan, Gabby M (8)
|
MRNYS |
1:01.19 |
1:00.11 |
-1.08 |
| 12 |
Rosa, Lore I (10)
|
MRNYS |
1:02.03 |
1:00.83 |
-1.20 |
|
King, Fiona J (8)
|
MRNYS |
|
DQ |
- |
|
McCargo, August C (8)
|
MRNYS |
1:13.60 |
DQ |
- |