| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 3 | KEITH, Mark | JR | Northwest (Cedar Hill) High Scho | 20.64 | Verified |
| 4 | HOLLINS, James | JR | Riverview Gardens High School | 19.38 | Verified |
| 5 | SHELTON, Jerrion | JR | Riverview Gardens High School | 20.33 | Verified |
| 6 | WEST, Mason | JR | Poplar Bluff High School | 21.23 | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | MAUCK, Matthew | SO | Liberty (Wentzville) High School | 18.01 | Verified |
| 2 | RILEY, Joseph | JR | Northwest (Cedar Hill) High Scho | 17.64 | Verified |
| 3 | HUNTER, Brian | SR | Hazelwood Central High School | 17.34 | Verified |
| 4 | COLEMAN, Kelvin | JR | Hazelwood Central High School | 17.22 | Verified |
| 5 | RELLIHAN, Matthew | SR | Seckman High School | 17.27 | Verified |
| 6 | GRAHAM, Malan | SO | Lafayette (Wildwood) High School | 17.58 | Unverified: |
| 7 | SHIPLEY, Brendan | SR | Ft. Zumwalt North High School | 17.82 | Verified |
| 8 | SANDERS, Lynden | JR | Ft. Zumwalt North High School | 18.44 | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | NUNN, Spencer | SO | Poplar Bluff High School | 16.21 | Verified |
| 2 | JOVCESKI, Isaac | JR | Lafayette (Wildwood) High School | 15.95 | Unverified: |
| 3 | EDWARDS, Isaac | JR | Kirkwood High School | 15.80 | Unverified: |
| 4 | MOORE, Donteaus | SR | Parkway West High School | 15.33 | Verified |
| 5 | ROBINSON, Larry | SO | Kirkwood High School | 15.75 | Unverified: |
| 6 | WILLIAMS, Ladarius | SR | Hazelwood East High School | 15.82 | Verified |
| 7 | WILLIAMS, ROBERT | JR | Marquette High School | 16.20 | Verified |
| 8 | GRIFFIN, STEVION | JR | Marquette High School | 16.61 | Verified |