| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Cosello, Nina E (9)
|
MAJW |
35.39 |
35.33 |
-0.06 |
| 1 |
Karpolorich, Holly K (10)
|
MAUN$ |
43.35 |
40.50 |
-2.85 |
| 2 |
Walborn, Mabel R (10)
|
MAUN2 |
34.74 |
35.34 |
0.60 |
| 2 |
Jacobs, Heidi A (9)
|
MAJW |
50.44 |
46.29 |
-4.15 |
| 3 |
Sobczak, Alexandra (10)
|
MAJW |
37.11 |
38.87 |
1.76 |
| 3 |
Batra, Muskaan (10)
|
MAJW |
|
46.91 |
- |
| 4 |
Formica, Riley E (10)
|
MAUN3 |
39.66 |
39.69 |
0.03 |
| 4 |
Landim, Mariana B (9)
|
MATRI |
57.00 |
47.03 |
-9.97 |
| 5 |
Kim, Faith S (9)
|
MAJW |
39.83 |
41.94 |
2.11 |
| 5 |
Lin, Abigale F (9)
|
MAJW |
|
47.80 |
- |
| 6 |
Chatrath, Ivana (10)
|
MAJW |
48.08 |
48.20 |
0.12 |
| 7 |
Ng, Doris S (9)
|
MAJW |
48.15 |
48.53 |
0.38 |
| 8 |
Carroll, Jullianna C (9)
|
MAUN$ |
50.71 |
48.70 |
-2.01 |
| 9 |
Wagner, Emily R (10)
|
MAJW |
50.40 |
48.93 |
-1.47 |
| 10 |
Pavulak, Angela J (9)
|
MAJW |
55.97 |
48.97 |
-7.00 |
| 11 |
Rushdy, Hanna M (9)
|
MAJW |
55.16 |
52.76 |
-2.40 |
| 12 |
Cestare, Miranda J (10)
|
MAJW |
56.74 |
57.66 |
0.92 |
| 13 |
DiPatri, Emma G (9)
|
MAUN$ |
|
59.86 |
- |
| 14 |
Mitchell, Stella J (9)
|
MAFSA |
1:04.21 |
1:02.29 |
-1.92 |
| 15 |
Evans, Juliet A (9)
|
MAFSA |
1:18.31 |
1:10.56 |
-7.75 |
| 16 |
Jordan, Avari R (9)
|
MAUN$ |
|
1:14.59 |
- |
| 17 |
Morrissey, Gabriella M (9)
|
MAJW |
1:15.56 |
1:26.75 |
11.19 |