Tishomingo County is a county located in the U.S. state of Mississippi. As of the most recent data available, the county has a population of approximately 19,163 people, with a population density of about 45.20 persons per square mile.
The county spans a total land area of 424.00 square miles (1,098.00 square kilometers). The administrative center and county seat is Iuka, which often serves as a hub for local governance and services. The largest city within the county by population is Iuka.
Geographically, Tishomingo County experiences varied elevations, with its highest point at Iuka 569 ft and its lowest point at Belmont 0 ft. The region operates in the UTC-6.