| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Mirel, Alexandra H (11)
|
ADALBS |
37.65 |
35.16 |
-2.49 |
| 2 |
Wells, Olivia M (12)
|
ADBFIN |
38.10 |
36.68 |
-1.42 |
| 3 |
Harder, Phoebe C (11)
|
ADUSAM |
39.32 |
38.92 |
-0.40 |
| 4 |
Quackenbush, Leah H (12)
|
ADALBS |
39.21 |
40.81 |
1.60 |
| 5 |
White, Fiona G (9)
|
ADBFIN |
50.46 |
51.22 |
0.76 |
| 6 |
Jayawardena, Ashinsa R (11)
|
ADUSAM |
|
59.31 |
- |
| 7 |
Welsh, Maura C (11)
|
ADHAWK |
54.95 |
59.95 |
5.00 |
|
Olsen, Kiely J (9)
|
ADALBS |
|
DQ |
- |
|
Drivas, Margaret B (10)
|
ADHAWK |
|
DQ |
- |
|
Gerace, Laurel (8)
|
ADUSAM |
|
DQ |
- |
|
Jayawardena, Devina N (7)
|
ADUSAM |
|
DQ |
- |
|
Laurie, Makena G (12)
|
ADHAWK |
29.61 |
NS |
- |