Land for Sale including Lakefront Properties in Union County, South Dakota

Of 66 counties in the state, Union County ranks 62nd in terms of size (467 square miles). Union County is in Southeast South Dakota. Recent Land Network data includes almost 1,000 acres of lakefront land and property for sale in South Dakota's Union County, which is valued at a combined $2 million. Browse all waterfront property for sale in Union 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 Union County is residential property.