The overall value of farmsand rural real estate for sale in White County, Illinois, recently on Land.com was nearly $4 million. This represents approximately 1,000 acres of farms and rural real estate for sale in White County. White County ranks 58th in the Inland Empire for the total number of acres of land currently advertised for sale. Of all locations in White County with farms and rural real estate for sale, Carmi featured 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 the 56th largest county (501 square miles) in Illinois. It's located in the Southern Illinois region of Illinois.