A total of almost 1,000 acres were listed for sale in White County, Illinois, recently, representing a total value of nearly $3 million in White County land and rural real estate for sale. White County ranks 72nd in the state for the total acreage of land currently advertised for sale. Among cities in White County with farms and rural land for sale, Carmi had the most land for sale. Economically speaking, White County's is largely dependent on mining and mineral extraction-related businesses and services. White County is Illinois's 56th largest county (501 square miles). It's located in the Southern Illinois region of the state.