Land for sale in Mississippi's Madison County recently totaled nearly $391 million and around 10,000 acres. Madison County ranks sixth in Mississippi for the combined amount of land currently advertised for sale. There were seven properties listed as sold in Madison County through the Land Network Comparable Sales Program. This represented a total value of $5,128,965. Among cities in Madison County with land for sale, Madison had the most land for sale. Madison County is the 14th largest county (742 square miles) in Mississippi. It's located in the Capital River Mississippi region of the state.