| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Trobiano, Nicolette P (11)
|
MRFA |
29.74 |
29.23 |
-0.51 |
| 1 |
Strasser, London G (11)
|
MRTS |
29.95 |
31.10 |
1.15 |
| 2 |
Nguyen, Chloe T (11)
|
MRSSC |
30.97 |
29.40 |
-1.57 |
| 2 |
McMahon, Reilly E (11)
|
MRWISC |
30.89 |
31.50 |
0.61 |
| 3 |
Wigington, Scarlett G (11)
|
MRTVSC |
29.16 |
29.46 |
0.30 |
| 3 |
Park, Esther Y (11)
|
MRTS |
30.63 |
31.77 |
1.14 |
| 4 |
Cronin, Emma (11)
|
MRHAA |
29.61 |
29.47 |
-0.14 |
| 4 |
Rochford, Juliana G (11)
|
MRIA |
30.86 |
32.02 |
1.16 |
| 5 |
Doran, Shaelee A (11)
|
MRIA |
29.90 |
29.49 |
-0.41 |
| 6 |
Kohner, Charlotte A (11)
|
MRLIAC |
29.40 |
29.98 |
0.58 |
| 7 |
Mossey, Rayna M (11)
|
MRTVSC |
29.24 |
29.99 |
0.75 |
| 8 |
Wang, Yihan (11)
|
MRLIAC |
30.73 |
30.09 |
-0.64 |
| 9 |
Giehl, Avalina A (11)
|
MRTS |
29.35 |
30.36 |
1.01 |
| 10 |
Kelly, Meghan N (11)
|
MRFA |
30.46 |
30.39 |
-0.07 |
| 11 |
Rose-Freaney, Cailyn G (11)
|
MRSSC |
30.34 |
30.45 |
0.11 |
| 12 |
Cunniffe, Josephine E (11)
|
MRIA |
30.98 |
30.47 |
-0.51 |
| 13 |
Kuo, Leila Y (11)
|
MRLIAC |
30.69 |
30.84 |
0.15 |
| 14 |
Lai, Avery M (11)
|
MRLIAC |
30.47 |
30.98 |
0.51 |