For residents of South Carolina looking for 18+ casinos, the options are limited. South Carolina state gambling laws permit 21+ players at land based casinos, whilst there are online options that have a minimum age of 18+.
Here is a list of casinos in South Carolina and their minimum gambling age.
| Casino | Address | Legal Age |
| Big M Casino – Ship I | 4491 Mineola Ave #8743, Little River, SC 29566 | 21+ |
| Big M Casino – Ship II | 4491 Mineola Ave #8743, Little River, SC 29566 | 21+ |
| Carnival Ecstasy Casino | Charleston Port, Charleston, SC, Charleston, 29401 | 21+ |
| Carnival Sunshine Casino | Charleston Port, Charleston, SC, Charleston, 29401 | 21+ |