There was a combined approximately $19 million of land and rural real estate for sale in Macon County, Illinois, recently on Land.com. The total size of all Macon County farms and rural land for sale was nearly 1,000 acres. Macon County ranks 28th in the Inland Empire for the total number of acres of land currently advertised for sale. Of all farms, rural land, hunting land and other land for sale in Macon County, Decatur had the most land for sale. From an economic perspective, manufacturing and related services are the main sectors in Macon County. Macon County is Illinois's 40th biggest county (585 square miles). It's located in the Central Illinois region of Illinois.