There was a combined around $2 million of farmsand rural real estate for sale in Illinois's Lawrence County recently on Land.com. The total acreage of all Lawrence County land for sale was almost 1,000 acres. Lawrence County ranks 81st out of 102 counties in the state for the total number of acres of land currently advertised for sale. Among cities in Lawrence County with land for sale, Sumner had the most land for sale. Economically speaking, Lawrence County's is largely dependent on mining and mineral extraction-related businesses and services. Lawrence County is the 82nd largest county (374 square miles) in Illinois. It's located in the Southern Illinois region of Illinois.