Hardin County is a county located in the U.S. state of Kentucky. As of the most recent data available, the county has a population of approximately 94,174 people, with a population density of about 149.96 persons per square mile.
The county spans a total land area of 628.00 square miles (1,627.00 square kilometers). The administrative center and county seat is Elizabethtown, which often serves as a hub for local governance and services. The largest city within the county by population is Elizabethtown.
Geographically, Hardin County experiences varied elevations, with its highest point at Radcliff 770 ft and its lowest point at Fort Knox 0 ft. The region operates in the UTC-5.