| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lindgren, Anne M (10)
|
MARAD |
33.10 |
33.25 |
0.15 |
| 2 |
Lake, Alice M (9)
|
MARAD |
|
42.70 |
- |
| 3 |
Dudley, Madeleine P (9)
|
MARAD |
43.13 |
43.09 |
-0.04 |
| 4 |
Gottlieb, Elisabeth J (10)
|
WVSUWC |
39.94 |
43.46 |
3.52 |
| 5 |
Messmer, Gabriella B (9)
|
MAGSA |
47.05 |
43.57 |
-3.48 |
| 6 |
Martin, Samantha G (9)
|
MATRI |
|
43.82 |
- |
| 7 |
Ade, Natalie G (9)
|
MARAD |
|
44.06 |
- |
| 8 |
Choo, Olivia Y (9)
|
MARAD |
|
45.00 |
- |
| 9 |
Fanelli, Elayna R (9)
|
MARAD |
|
45.69 |
- |
| 10 |
Casey, Sofia (10)
|
MARAD |
|
45.84 |
- |
| 11 |
Nagel, Eliza J (9)
|
MARAD |
|
46.43 |
- |
| 12 |
Tierney, Carson (9)
|
MARAD |
48.75 |
49.62 |
0.87 |
| 13 |
Fenlin, Milly (9)
|
MARAD |
|
52.08 |
- |
| 14 |
Kelly, Cailin M (10)
|
MARAD |
|
58.53 |
- |
| 15 |
Moran, Paige W (9)
|
MAUN! |
|
1:00.62 |
- |
| 16 |
Denhardt, Kaya N (10)
|
MARAD |
|
1:03.04 |
- |
| 17 |
Anand, Nithila (10)
|
MARAD |
|
1:04.47 |
- |
|
Giuntoli, Alexandra C (10)
|
MARAD |
1:01.74 |
DQ |
- |
|
Droesser, Ava S (9)
|
MATRI |
|
DQ |
- |
|
McDermott, Emma M (10)
|
MATRI |
|
DQ |
- |
|
McDermott, Isabelle M (9)
|
MATRI |
|
DQ |
- |
|
Grau, Paige E (10)
|
MAUN! |
|
DQ |
- |
|
Hyde, Emma H (10)
|
MARAD |
|
NS |
- |