| Title | English | Spanish |
| Bishop England High School |  | |
| Blessed Sacrament School | | |
| Cardinal Newman School | | |
| Charleston Catholic School | | |
| Christ Our King Stella Maris School | | |
| Divine Redeemer School | | |
| Holy Trinity School | | |
| John Paul II Catholic School | | |
| Nativity School | | |
| Our Lady of Peace School | | |
| Our Lady of the Rosary School | | |
| Prince of Peace School | | |
| St. Andrew School | | |
| St. Anne School | | |
| St. Anthony of Padua School | | |
| St. Anthony School | | |
| St. Elizabeth Ann Seton High School | | |
| St. Francis School | | |
| St. Gregory the Great School | | |
| St. John Catholic School | | |
| St. John Neumann School | | |
| St. Joseph School, Columbia | | |
| St. Martin de Porres School | | |
| St. Mary Help of Christians School | | |
| St. Mary’s Catholic School | | |
| St. Michael Catholic School | | |
| St. Paul the Apostle School | | |
| St. Peter School, Beaufort | | |
| St. Peter’s School, Columbia | | |
| Summerville Catholic School | | |
