Volusia (/vəˈluːʃə/, və-LOOSH-ə) is an unincorporated community in Volusia County, Florida on the eastern shore of the St. Johns River, about three miles south of Lake George and across the river from the town of Astor in Lake County. Volusia is one of the oldest European settlements in Florida. The main route through the town is State Road 40, which crosses the St.