| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ott, Ursula J (11)
|
MRBAD |
29.27 |
29.26 |
-0.01 |
| 2 |
Walker, Lucy E (12)
|
MRSS |
29.26 |
29.42 |
0.16 |
| 3 |
Szczepanski, Genna D (12)
|
MRBAD |
28.58 |
29.72 |
1.14 |
| 4 |
Dougherty, Kate (12)
|
MRBAD |
32.92 |
30.40 |
-2.52 |
| 5 |
Hardart, Annabel M (11)
|
MRBAD |
31.38 |
31.72 |
0.34 |
| 6 |
Posner, Abigail P (11)
|
MRBAD |
31.88 |
32.12 |
0.24 |
| 7 |
Phillips, Leela M (12)
|
MRSS |
32.97 |
32.30 |
-0.67 |
| 8 |
Gatterdam, Lyla (12)
|
MRSS |
32.00 |
33.65 |
1.65 |
| 9 |
Parasnis, Gabriella A (12)
|
MRSS |
34.83 |
33.77 |
-1.06 |
| 10 |
Toledo, Ylenia E (12)
|
MRAPEX |
35.08 |
34.34 |
-0.74 |
| 11 |
Chtokolov, Daria D (11)
|
MRBAD |
|
35.37 |
- |
| 12 |
Hibbert, Laura (11)
|
MRSS |
34.21 |
35.47 |
1.26 |
| 13 |
Mone, Anna M (11)
|
MRBAD |
31.34 |
36.48 |
5.14 |
| 14 |
Confalone, Elsa E (11)
|
MRBAD |
41.79 |
36.79 |
-5.00 |
| 15 |
Mischka, Camilla E (12)
|
MRSS |
34.67 |
36.81 |
2.14 |
| 16 |
Blatter, Jade B (12)
|
MRSS |
35.27 |
37.01 |
1.74 |
| 17 |
Kanachova, Veronica (11)
|
MRAPEX |
36.92 |
37.30 |
0.38 |
| 18 |
Haider, Zara (12)
|
MRSS |
36.47 |
39.36 |
2.89 |
| 19 |
Seidenberg, Olivia F (11)
|
MRSS |
40.90 |
40.21 |
-0.69 |
| 20 |
Kliatchka, Amy R (12)
|
MRSS |
42.11 |
45.93 |
3.82 |
|
Sheridan, Rory (12)
|
MRBAD |
31.46 |
NS |
- |