Of 92 counties in the state, Washington County is ninth in terms of its size (516 square miles). Washington County is in South Indiana. Washington County, Indiana, has nearly 1,000 acres of lakefront land and property for sale based on recent Land Network data. The combined market value of farms, rural land, hunting land and other land for sale here was $600,000. Browse all waterfront property for sale in Washington 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 Washington County is residential property.