Daniel Island, South Carolina is a 4,000-acre island located in the city of Charleston, South Carolina, United States. Named after its former inhabitant, the colonial governor of the Carolinas, Robert Daniell, the island is located in Berkeley County and situated between the Cooper and Wando Rivers. As of July 2012 it is being developed as a master-pla…Daniel Island, South Carolina is a 4,000-acre island located in the city of Charleston, South Carolina, United States. Named after its former inhabitant, the colonial governor of the Carolinas, Robert Daniell, the island is located in Berkeley County and situated between the Cooper and Wando Rivers. As of July 2012 it is being developed as a master-planned community complete with residential neighborhoods, parks, trails, recreational amenities and a downtown that is home to shops, restaurants, schools, churches and offices for businesses.