The overall value of farmsand rural real estate for sale in Iron County recently on Land.com was almost $37 million. This represents 4,000 acres of land for sale in Iron County. Iron County ranks 52nd in the Badger State for the total number of acres of land currently advertised for sale. There were three properties listed as sold in Iron County through the Land Network Comparable Sales Program. This represented a total value of $1,083,000. Mercer had the most land for sale. Manufacturing and related services are the largest economic sectors in Iron County. Iron County is the 26th largest county (919 square miles) in Wisconsin. It's located in the North Central Wisconsin region of the state.