| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | BROWN, Early | Kingstree | 55.18 |
| 2 | FUNDERBURK, Tyriq | Central | 54.85 |
| 3 | PRICE, Brayden | North Central | 54.66 |
| 4 | FELDER, Demontai | Woodland | 54.49 |
| 5 | DASH, Shemar | North Central | 54.64 |
| 6 | STOKLOSA, Campbell | Academic Magnet | 54.66 |
| 7 | ROCK, Laval | Lake Marion | 55.13 |
| 8 | WILLIAMS, Jahmel | Lake Marion | 56.24 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | BINES, Nicholas | Central | 54.11 |
| 2 | LILES, Travion | Cheraw | 53.67 |
| 3 | STEED, Cameron | Philip Simmons | 53.31 |
| 4 | WESLEY, Jaylen | North Central | 53.26 |
| 5 | ROBERTS, Connor | Philip Simmons | 53.29 |
| 6 | CLARK, Demarcus | Chesterfield | 53.43 |
| 7 | MCCLAIN, Elijah | Cheraw | 54.06 |
| 8 | REILLY, Quinten | Academic Magnet | 54.48 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | BOWERS, Jermon | Whale Branch Early College | 53.16 |
| 2 | MCDONALD, Karl | Kingstree | 51.90 |
| 3 | CANTY, Dontavious | Manning | 51.66 |
| 4 | ELMORE, Ty'sean | Burke | 49.93 |
| 5 | FLOYD, Mingo | Hampton County High School | 51.22 |
| 6 | VENNING, Zack | Philip Simmons | 51.71 |
| 7 | RUFF, Malichi | Andrew Jackson | 53.06 |
| 8 | PITTMAN, Terrance | Mullins | 53.20 |