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

Of 66 counties in the state, Union County is 62nd in terms of its size (467 square miles). Union County is in Southeast South Dakota. There is almost 1,000 acres of lakefront homes and property for sale in Union County, South Dakota, based on recent Land Network data. The combined market value of land for sale here is almost $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.