| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 3 | SASSER, Thompson | Academic Magnet | NT |
| 4 | JOHNSON, Noel | James Island | 1:02.62 |
| 5 | CORY, Colton | Palmetto Christian Academy | 1:06.09 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 2 | POWERS, Mac | First Baptist | 1:00.34 |
| 3 | CHISOLM, Amir | St. Johns | 59.24 |
| 4 | FREEMAN, Jamarion | St. Johns | 58.28 |
| 5 | BEHAN, Evan | Hanahan | 58.70 |
| 6 | BACON, DeMar | Stall | 1:00.14 |
| 7 | WALTERS, Morgan | Palmetto Christian Academy | 1:02.56 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | WALPOLE, Edings | First Baptist | 58.05 |
| 2 | DEBARROS, Matthew | Lucy Beckham | 57.00 |
| 3 | WIGFALL, Demetrie | Fort Dorchester | 56.85 |
| 4 | RATCHFORD, William | Ashley Ridge | 56.38 |
| 5 | MULLER, Jackson | Bishop England | 56.55 |
| 6 | GASKINS, Mason | Timberland | 56.90 |
| 7 | MURRAY, Christian | Berkeley | 57.22 |
| 8 | GEIGER, Charles | Academic Magnet | 58.11 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | WHITE, Alex | Summerville | 55.67 |
| 2 | RIDDY, Samuel | North Charleston | 55.20 |
| 3 | MIDDLETON, Matthew | North Charleston | 55.14 |
| 4 | MIDDLETON, Malique | Woodland | 54.71 |
| 5 | FOSTER, Elisha | Cane Bay | 54.79 |
| 6 | STEELE, Brandon | Stratford | 55.18 |
| 7 | JACKY, Nicholas | Ashley Ridge | 55.63 |
| 8 | COVINGTON, Julian | Summerville | 55.82 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | MACK, Jaden | Stall | 54.42 |
| 2 | LEAHY, Jack | Bishop England | 54.18 |
| 3 | ESPINAL, Emmanuel | Cane Bay | 53.67 |
| 4 | DAVIDSON, Ichiwa | Stratford | 53.23 |
| 5 | HENRY, Davis | Wando | 53.63 |
| 6 | CHAMBERS, Tristen | Hanahan | 53.79 |
| 7 | REMBERT, Jaxson | Timberland | 54.31 |
| 8 | VENNARD, David | Wando | 54.50 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | ELLINGTON, Bryce | Philip Simmons | 52.01 |
| 2 | BEATON, Te'Von | Fort Dorchester | 51.74 |
| 3 | KINLOCH, Bryce | Philip Simmons | 51.17 |
| 4 | WILDER, Trevor | Porter Gaud | 49.16 |
| 5 | WATSON, Mason | Goose Creek | 51.03 |
| 6 | BOONE, Kevin | Berkeley | 51.52 |
| 7 | WHITE, Travis | Goose Creek | 51.80 |
| 8 | FARRAY, Lavonte | Woodland | 53.21 |