A total of nearly 1,000 acres were listed for sale in Monona County recently, representing a combined almost $4 million in Monona County farms and ranches for sale. Monona County ranks 92nd in the Wrestling State for the combined amount of land currently advertised for sale. Among cities in Monona County with farms, ranches, hunting land and other land for sale, Onawa featured the most land for sale. Its economy is defined as agricultural, with 538 farms recorded in the county during the most recent U.S. Census. Farming activities in Monona County generate annual revenues of $23 million, most of which is from crops. Monona County is the 16th biggest county (698 square miles) in Iowa. It's located in the Western Iowa region of the state.