There was a combined almost $5 million of farmsand rural real estate for sale in Illinois's Wabash County recently on Land.com. The total size of all Wabash County land for sale was 1,000 acres. Wabash County ranks 78th in the state for the combined amount of land currently advertised for sale. Among cities in Wabash County with farms, rural land, hunting land and other land for sale, Mount Carmel featured the most land for sale. Economically speaking, Wabash County's is largely dependent on mining and mineral extraction-related businesses and services. Wabash County is Illinois's 98th biggest county (227 square miles). It's located in the Southern Illinois region of Illinois.