| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | SMITH, Albert | Lake Marion | NT | Unverified: |
| 2 | LAIL, D'artagnan | Lake Marion | NT | Unverified: |
| 3 | SOSA, Jose | Colleton County | NT | Unverified: |
| 4 | GALLEGO, Nate | Battery Creek | 1:06.00 | Unverified: |
| 5 | MCCANTS, Phillip | Bluffton | NT | Unverified: |
| 6 | HILLARD, Navian | Lake Marion | NT | Unverified: |
| 7 | SENOWILLET, Anthony | Bluffton | NT | Unverified: |
| 8 | COLEMAN, Jabari | Manning | NT | Unverified: |
| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | RAYMOND, Brantley | Hanahan | 1:05.63 | Verified |
| 2 | REYES, Ande | Hanahan | 1:01.18 | Verified |
| 3 | KINARD, Jacob | Manning | 58.45 | Verified |
| 4 | MITCHELL, JAYLIN | Ridgeland-Hardeeville | 58.32 | Verified |
| 5 | SIMPSON, Tripp | Philip Simmons | 58.36 | Verified |
| 6 | SMALLS, Mehki | Battery Creek | 1:00.00 | Unverified: |
| 7 | CALLOWAY, Ernie | Manning | 1:03.19 | Verified |
| 8 | GADSON, Malachi | Hanahan | 1:06.00 | Unverified: |
| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | PATRICK, Thomas | Palmetto Christian Academy | 58.00 | Unverified: |
| 2 | ROBINSON, Joseph | Ridgeland-Hardeeville | 57.74 | Verified |
| 3 | STANLEY, Nas | Waccamaw | 57.00 | Unverified: |
| 4 | ROBINSON, Antonio | Waccamaw | 57.00 | Unverified: |
| 5 | BRYAN, Antonio | Fort Dorchester | 57.00 | Unverified: |
| 6 | QUARTERMAN, Travis | Ridgeland-Hardeeville | 57.69 | Verified |
| 7 | KNAPP, Andrew | Ashley Ridge | 57.99 | Unverified: |
| 8 | BACHELOR, Sinsierr | Ashley Ridge | 58.06 | Unverified: |
| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | WARD, Wykee | Spring Valley | 56.50 | Unverified: |
| 2 | COBBS, Joshua | Woodland | 56.00 | Unverified: |
| 3 | MANIGO, Stevion | Fort Dorchester | 55.00 | Unverified: |
| 4 | BAILEY, Caleb | Spring Valley | 54.50 | Unverified: |
| 5 | GRIPPON, Lashawn | Fort Dorchester | 55.00 | Unverified: |
| 6 | SINGLETON, Trevin | Battery Creek | 56.00 | Unverified: |
| 7 | HAYS, Julian | Waccamaw | 56.00 | Unverified: |
| 8 | RODEN, XZavier | Colleton County | 56.90 | Verified |
| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | DANIELS, Jeremiah | Colleton County | 53.29 | Unverified: |
| 2 | GOODWIN, K'Monte | Woodland | 53.08 | Verified |
| 3 | DENMARK, Kiamani | Philip Simmons | 51.52 | Verified |
| 4 | JOHNSON, Calvin | Spring Valley | 50.85 | Verified |
| 5 | WATSON, RJ | Philip Simmons | 51.28 | Verified |
| 6 | BATTS, Donovan | Ashley Ridge | 52.27 | Verified |
| 7 | DAVIS, Lavel | Woodland | 53.10 | Unverified: |
| 8 | FIELDS, Jermaine | Whale Branch Early College | 54.18 | Verified |