Watonwan County is in Southern Minnesota. Of the 87 counties in the North Star State, Watonwan County ranks 78th in terms of size (281,427 acres). Watonwan County, Minnesota, includes approximately 1,000 acres of residential land for sale based on recent Land Network data. The combined market value of land for sale here was roughly $1 million. The average price of residential land for sale in Watonwan County was $291,175. The county has a rural, farm-based economy. 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.