Madison County is in Central Iowa. Of the 99 counties in the state, 562-square-mile Madison County ranks 61st by size. Recent Land Network data totals around 2,000 acres of farms for sale in Iowa's Madison County, which is valued at a combined $11 million. The average price of farmland for sale in Madison County was $724,172. Farms for sale in Madison County feature livestock including cattle, horses, sheep, goats and pig. Browse all Iowa farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future business or individual needs.