Of 159 counties in the Peach State, Johnson County is 98th in terms of its size (306 square miles). Johnson County is in Historic South Georgia. Recent Land Network data records approximately 1,000 acres of riverfront homes and property for sale in Georgia's Johnson County, which is valued at a combined $575,000. Browse all waterfront property for sale in Johnson County on the Land Network to find the marina, lakefront and other recreational property that meets your needs, from waterside land perfect as a retirement investment to existing residential waterfront land and property for hunting, fishing and other outdoor-recreation pursuits! The most common type of land for sale by combined acreage in Johnson County is house.