The value of all land for sale in Wabash County recently was almost $6 million, representing a total of 203 acres of land for sale in Wabash County. Wabash County ranks 65th in the Land of Lincoln for the total number of acres of land currently advertised for sale. Of all locations in Wabash County with farms, rural land, hunting land and other land for sale, Mount Carmel had 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 largest county (227 square miles). It's located in the Southern Illinois region of Illinois.