Of 105 counties in the Jayhawk State, Lyon County ranks 43rd by size (855 square miles). Lyon County is in Tallgrass Prairie Kansas. Lyon County, Kansas, includes nearly 1,000 acres of riverfront homes and property for sale based on recent Land Network data. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here was about $200,000. Browse all waterfront property for sale in Lyon 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 Lyon County is house.