There was a total of nearly $15 million of farms and rural land for sale in Johnson County, Illinois, recently on Land.com. The total of all Johnson County farms and rural real estate for sale was around 3,000 acres. Johnson County ranks 52nd out of 102 counties in the Inland Empire for the total number of acres of land currently advertised for sale. There were two properties listed as sold in Johnson County through the Land Network Comparable Sales Program. This represented a total value of $447,500. Of all farms, hunting land and other rural land and acreage for sale in Johnson County, Goreville had the most land for sale. From an economic perspective, government and state-level services contribute most to Johnson County's overall GDP. Johnson County is the 84th biggest county (348 square miles) in Illinois. It's located in the Southern Illinois region of the state.