The overall value of farms, hunting land and other rural land and acreage for sale in Wabash County recently on Land.com was $4 million. This represents approximately 1,000 acres of land and rural real estate for sale in Wabash County. Wabash County ranks 81st in the Inland Empire for the combined amount of land currently advertised for sale. Mount Carmel featured the most land for sale. Mining and mineral extraction-related services are the main economic drivers in this part of Illinois. Wabash County is Illinois's 98th biggest county (227 square miles). It's located in the Southern Illinois region of Illinois.