Gumville is an unincorporated community in Berkeley County, South Carolina, United States. It is located approximately 2 miles west of Jamestown on U.S. Route 17 Alternate. Gumville was made famous as the birthplace of L. Mendel Rivers, the longtime Representative of the 1st congressional district. When queried about where he was born by rep…Gumville is an unincorporated community in Berkeley County, South Carolina, United States. It is located approximately 2 miles west of Jamestown on U.S. Route 17 Alternate. Gumville was made famous as the birthplace of L. Mendel Rivers, the longtime Representative of the 1st congressional district. When queried about where he was born by reporters, Rivers would reply "I'm from Gumville. It's near Hell Hole Swamp. If you don't know where it is, look it up."