| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 3 | OVERSTREET, Jenna | JR | Orchard Farm High School | NT | Unverified: |
| 4 | CARMICHAEL, Hailey | JR | Ft. Zumwalt East High School | 1:17.58 | Unverified: FZW QUAD |
| 5 | BAER, Matilynn | JR | Orchard Farm High School | 1:25.49 | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | COHEN, Bryn | SO | Francis Howell High School | 1:17.40 | Verified |
| 2 | KARR, Emily | SR | Ft. Zumwalt East High School | 1:12.94 | Unverified: FZW QUAD |
| 3 | HOWARD, Loren | JR | Warrenton High School | 1:12.30 | Verified |
| 4 | FORD, LeiAnn | SR | Winfield High School | 1:09.68 | Verified |
| 5 | HEMMER, Audrey | SO | Troy Buchanan High School | 1:10.34 | Verified |
| 6 | MILLER, Melodi | JR | St. Clair High School | 1:12.38 | Verified |
| 7 | RAYBURN, Jonni | SR | St. Charles High School | 1:16.33 | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | BRAND, Ava | JR | St. Clair High School | 1:09.10 | Verified |
| 2 | REICHART, Brigid | SO | Francis Howell High School | 1:07.52 | Verified |
| 3 | GROTH, Emily | 9 | Hannibal High School | 1:06.61 | Verified |
| 4 | MYERS, Makayla | JR | St. Charles West High School | 1:03.91 | Verified |
| 5 | PAWLIK, Bryn | JR | Ft. Zumwalt South High School | 1:04.55 | Verified |
| 6 | MARSCHEL, Morgan | 9 | Warrenton High School | 1:07.03 | Unverified: |
| 7 | BRAUCH, Bailey | SO | Ft. Zumwalt South High School | 1:08.16 | Verified |
| 8 | KARR, Harper | 9 | Hannibal High School | 1:09.68 | Verified |
