Edgar 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 19,704 people, with a population density of about 31.58 persons per square mile.
The county spans a total land area of 624.00 square miles (1,616.00 square kilometers). The administrative center and county seat is Paris, which often serves as a hub for local governance and services. The largest city within the county by population is Paris.
Geographically, Edgar County experiences varied elevations, with its highest point at Paris 726 ft and its lowest point at Chrisman 645 ft. The region operates in the UTC-6.