Of 105 counties in the Wheat State, Washington County is 30th in terms of its size (898 square miles). Washington County is in Tallgrass Prairie Kansas. Recent listings of recreational land and property for sale in Kansas's Washington County totals almost 1,000 acres and a combined market value of about $500,000. The most common type of land for sale by combined acreage in Washington County is farms. Browse all recreational property for sale in Washington County to find the recreational tract that suits your lifestyle needs, from hunting and fishing properties for the outdoor enthusiast to undeveloped acreage ready for future residential-property development. The most common type of land for sale by combined acreage in Washington County is farms.