Watonwan County is in Southern Minnesota. Of the 87 counties in the state, Watonwan County ranks 78th in terms of size (439 square miles). Recent listings of residential land and property for sale in Watonwan County, Minnesota, totals about 1,000 acres and a combined market value of nearly $2 million. The most common type of land for sale by combined acreage in Watonwan County is residential property. The average price of residential land for sale in Watonwan County was $245,400. The economy here is largely agricultural. Browse all residential land and rural property for sale in Minnesota to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.