Wabash County is a county located in the U.S. state of Illinois. As of the most recent data available, the county has a population of approximately 12,937 people, with a population density of about 57.75 persons per square mile.
The county spans a total land area of 224.00 square miles (580.00 square kilometers). The administrative center and county seat is Mount Carmel, which often serves as a hub for local governance and services. The largest city within the county by population is Mount Carmel.
Geographically, Wabash County experiences varied elevations, with its highest point at Allendale 500 ft and its lowest point at Keensburg 425 ft. The region operates in the UTC-6.