Saint Helena Island, SC is in zip code 29920. The current total local sales tax rate in Saint Helena Island, SC is 7.000%. The 2020 total local sales tax rate was 6.000%.
| District | Rate |
|---|---|
| South Carolina State | 6.000% |
| Beaufort County | 1.000% |
| Saint Helena Island | 0.000% |
| Total | 7.000% |