| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hess, Brooke A (8)
|
OZHHST |
21.61 |
20.17 |
-1.44 |
| 2 |
Hendricks, Josephine M (8)
|
ILSPY |
20.36 |
20.41 |
0.05 |
| 3 |
Osborn, Lily R (8)
|
ILSPY |
20.91 |
21.02 |
0.11 |
| 4 |
Foster, Kendall R (8)
|
ILSPY |
21.88 |
22.46 |
0.58 |
| 5 |
Meier, Kenna R (8)
|
ILSPY |
23.47 |
24.10 |
0.63 |
| 6 |
Harris, Audrey G (7)
|
OZHHST |
24.10 |
24.21 |
0.11 |
| 7 |
Ozyurt, Mary K (8)
|
ILSPY |
23.74 |
24.62 |
0.88 |
| 8 |
Ehmen, Josie K (8)
|
ILSPY |
26.12 |
25.26 |
-0.86 |
| 9 |
St. Juliana, Audra L (7)
|
OZHHST |
27.31 |
25.99 |
-1.32 |
| 10 |
Hilligoss, Madalyn A (8)
|
ILSPY |
29.68 |
26.83 |
-2.85 |
| 11 |
Stivers, Dahlia W (7)
|
ILSPY |
28.23 |
27.80 |
-0.43 |
| 12 |
Hacke, Phoebe J (7)
|
ILSPY |
28.26 |
29.36 |
1.10 |
| 13 |
Hockenyos, Elizabeth G (8)
|
ILSPY |
30.60 |
30.53 |
-0.07 |