| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Petrakis, Grace L (7)
|
MAUN |
44.10 |
44.84 |
0.74 |
| 2 |
Ghazaz, Sabrine G (8)
|
MABGH |
46.05 |
45.99 |
-0.06 |
| 3 |
Trotter, Barcley R (8)
|
MAUMAC |
|
47.37 |
- |
| 4 |
Kraft, Olivia G (8)
|
MADCAA |
53.15 |
50.97 |
-2.18 |
| 5 |
DeMartinis, Liliana (8)
|
MASERP |
|
52.87 |
- |
| 6 |
Fan, Brianna Z (8)
|
MAMSA |
56.77 |
53.50 |
-3.27 |
| 7 |
Tallapragada, Harshitha T (8)
|
MAMSA |
48.58 |
54.07 |
5.49 |
| 8 |
English, Penelope L (8)
|
MAFCA |
|
55.44 |
- |
| 9 |
Merlo, Elizabeth T (8)
|
MABRY |
|
55.87 |
- |
| 10 |
Ghazaz, Samia S (8)
|
MABGH |
49.34 |
56.25 |
6.91 |
| 11 |
Naraga, Kirsten Claire L (8)
|
MAUMAC |
58.85 |
58.06 |
-0.79 |
| 12 |
Karpinski, Genevieve F (7)
|
MASERP |
|
1:04.25 |
- |
| 13 |
Ali, Hanane A (8)
|
MASERP |
1:08.69 |
1:08.12 |
-0.57 |
| 14 |
Moore, Kathryn J (8)
|
MASERP |
1:16.55 |
1:17.48 |
0.93 |
|
Brown, Anelia B (8)
|
MAFCA |
|
DQ |
- |
|
Von Andreae, Elise m (7)
|
MAFCA |
|
DQ |
- |
|
Diffily-Kenney, Nora (7)
|
MASERP |
|
DQ |
- |
|
Welgosh, Anika R (7)
|
MAUMAC |
|
DQ |
- |