Limestone County is a county located in the U.S. state of Alabama. As of the most recent data available, the county has a population of approximately 65,676 people, with a population density of about 115.63 persons per square mile.
The county spans a total land area of 568.00 square miles (1,471.00 square kilometers). The administrative center and county seat is Athens, which often serves as a hub for local governance and services. The largest city within the county by population is Athens.
Geographically, Limestone County experiences varied elevations, with its highest point at Ardmore 883 ft and its lowest point at Oakland 0 ft. The region operates in the UTC-6.