Of 159 counties in the state, Marion County is 71st in terms of its size (367 square miles). Marion County is in Southern Rivers Georgia. The total value of about 1,000 acres of lakefront property recently listed for sale in Marion County, Georgia, was nearly $500,000. Browse all waterfront property for sale in Marion 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 Marion County is recreational property.