| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Manak, Helen W (8)
|
ILBRRY |
23.83 |
22.01 |
-1.82 |
| 2 |
Torres, Sofia A (8)
|
ILFVFY |
32.01 |
25.38 |
-6.63 |
| 3 |
Skubiak, Vera A (8)
|
ILFVFY |
|
25.98 |
- |
| 4 |
Ziegler, Reese D (7)
|
ILFVFY |
|
26.38 |
- |
| 5 |
Turschman, Lyla J (8)
|
ILPALA |
27.87 |
26.65 |
-1.22 |
| 6 |
VanWItzenburg, Lauren A (7)
|
ILBRRY |
34.88 |
28.88 |
-6.00 |
| 7 |
Ross, Izabelle T (8)
|
ILFVFY |
|
29.80 |
- |
| 8 |
Yarberry, Lillan R (7)
|
ILPALA |
|
30.56 |
- |
| 9 |
Crnich, Clara L (7)
|
ILJETS |
42.45 |
33.93 |
-8.52 |
| 10 |
Villa, Jacqueline G (8)
|
ILFVFY |
36.06 |
34.79 |
-1.27 |
| 11 |
Guthrie, Taylor L (7)
|
ILPALA |
|
35.32 |
- |
| 12 |
Dryden, Aubrey B (8)
|
ILBRRY |
|
35.45 |
- |
| 13 |
Robinson, Diamond (8)
|
ILJETS |
|
35.62 |
- |
| 14 |
Harting, Allison L (8)
|
ILFVFY |
49.83 |
35.76 |
-14.07 |
| 15 |
King, Josephine A (8)
|
ILFVFY |
|
36.35 |
- |
| 16 |
Bozzacco, Seraphina R (8)
|
ILNAPY |
|
37.20 |
- |
| 17 |
Bianchetta, Shelby R (8)
|
ILJETS |
|
40.90 |
- |
|
Goddard, Niamh (7)
|
ILNAPY |
|
DQ |
- |