| Lane | Team | Squad | Athlete 1 | Athlete 2 | Athlete 3 | Athlete 4 | Seed | Note |
|---|---|---|---|---|---|---|---|---|
| 2 | Hazelwood Central High School | B | Sommerville | Martin | Thornton | Anthony | 44.89 | Verified |
| 3 | Hazelwood East High School | B | Alexander | Johnson | Kirby | Cain-Shockley | 47.95 | Verified |
| 4 | Hazelwood West High School | B | NT | Unverified: |
| Lane | Team | Squad | Athlete 1 | Athlete 2 | Athlete 3 | Athlete 4 | Seed | Note |
|---|---|---|---|---|---|---|---|---|
| 1 | Hazelwood West High School | A | NT | Unverified: | ||||
| 2 | Sumner High School | A | Blair | Lacy | Houston | Stevenson | NT | Unverified: |
| 3 | Hazelwood Central High School | A | Banks | Turner | Harris | Jones | 44.89 | Verified |
| 4 | Hazelwood East High School | A | Dorsey | Hill | Powell | Williams | 47.95 | Verified |
| 5 | Riverview Gardens High School | A | Crymes | Carlock | Bowman | Howard | NT | Unverified: |
