| Meet Record | 47.50 | Nation Ford | 2019 |
| Lane | Team | Squad | Note |
|---|---|---|---|
| 2 | Charlotte Latin | A | |
| 3 | Sun Valley | A | |
| 4 | Mooresville | A | |
| 5 | Covenant Day | A | |
| 6 | South Mecklenburg | A |
| Lane | Team | Squad | Note |
|---|---|---|---|
| 1 | Lake Norman Charter | A | |
| 2 | Metrolina Christian Academy | A | |
| 3 | Porter Ridge | A | |
| 4 | Charlotte Country Day | A | |
| 5 | A.L. Brown | A | |
| 6 | Croatan | A | |
| 7 | Hopewell | A | |
| 8 | South Stanly | A |
| Lane | Team | Squad | Note |
|---|---|---|---|
| 1 | Ardrey Kell | A | |
| 2 | Butler | A | |
| 3 | Berry | A | |
| 4 | Weddington | A | |
| 5 | Olympic | A | |
| 6 | Palisades | A | |
| 7 | Marvin Ridge | A | |
| 8 | Cuthbertson | A |