The value of all land for sale in Mississippi's Madison County recently was $421 million, representing a combined 8,537 acres of land for sale in Madison County. Madison County ranks fourth in Mississippi for the combined amount of land currently advertised for sale. There were nine properties listed as sold in Madison County through the Land Network Comparable Sales Program. This represented a total value of $2,594,800. Madison featured 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 Mississippi.