There was a total of around $5 million of farms and rural land for sale in Watonwan County recently on Land.com. The total acreage of all Watonwan County farms and rural real estate for sale was almost 1,000 acres. Watonwan County ranks 74th in Minnesota for the total acreage of land currently advertised for sale. Of all locations in Watonwan County with farms and rural land for sale, Madelia had the most land for sale. Its economy is defined as agricultural, with 503 farms recorded in the county during the most recent U.S. Census. Farming activities in Watonwan County generate annual revenues of $9 million, most of which is from crops. Watonwan County is Minnesota's 78th biggest county (439 square miles). It's located in the Southern Minnesota region of the state.