| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | THOMPSON, Sophia | SR | Clayton High School | 2:51.04 | Verified |
| 2 | MENDENHALL, Courtney | JR | Affton High School | 2:57.41 | Verified |
| 3 | ARMSTRONG, Olivia | JR | Maplewood-Richmond Hts. High Sch | 3:06.03 | Verified |
| 4 | BERGER, Abagale | JR | Affton High School | 3:23.10 | Verified |
| 5 | LAHEE, Kaitlyn | 9 | Valley Park High School | NT | Unverified: |
| 6 | TANNER, Sadie | SO | Maplewood-Richmond Hts. High Sch | NT | Unverified: |
| 7 | ERDMANN, Isabel | SO | Clayton High School | NT | Unverified: |
