List of Roman Catholic churches in the Diocese of Charleston
# List of Roman Catholic churches in the Diocese of Charleston

All churches are located in the Roman Catholic Diocese of Charleston which encompasses the entire state of South Carolina.

| Parish Est | Church | City | Current Bldg begun | Weekly collections | Website |
| - | - | - | - | - | - |
| 1789 | St. Mary's Roman Catholic Church (Charleston, South Carolina) | Charleston | | | |
| 1821 | Saint Peter's Basilica | Columbia | | | |
| | Blessed Sacrament | Charleston | | | |
| 1821 | Cathedral of Saint John the Baptist | Charleston | 1868 | | 1 |
| 1982 | Christ Our King | Mount Pleasant | 1980 | $39,000 | 1 |
| 1999 | Saint Benedict | Mount Pleasant | 2010 | | 1 |
| | Saint Joseph's | Charleston | | | |
| 1821 | Saint Patrick's | Charleston | | | |
| | Stella Maris | Sullivan's Island | | | |
| | Our Lady of Mercy | Charleston | | | |
| | Nativity | Charleston | | | |
| | Saint John's | North Charleston | | | |
| | Saint Thomas the Apostle | North Charleston | | | |
| | Saint Joseph's | Columbia | | | |
| | Saint John Neumann's | Columbia | | | |
| 1935 | Saint Andrew's | Clemson | 1935 | | 1 |
| 1821 | Saint Mary's | Greenville | | | |
