A total of approximately 1,000 acres were listed for sale in Lawrence County recently; the value of all Lawrence County farms, hunting land and other rural land and acreage for sale was around $5 million. Lawrence County ranks 64th in the state for the total acreage of land currently advertised for sale. Lawrenceville had the most land for sale. Mining and mineral extraction-related services are the main economic drivers in this part of Illinois. Lawrence County is the 82nd biggest county (374 square miles) in Illinois. It's located in the Southern Illinois region of the state.