Madison 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 276,700 people, with a population density of about 343.73 persons per square mile.
The county spans a total land area of 805.00 square miles (2,085.00 square kilometers). The administrative center and county seat is Huntsville, which often serves as a hub for local governance and services. The largest city within the county by population is Huntsville.
Geographically, Madison County experiences varied elevations, with its highest point at Harvest 833 ft and its lowest point at Madison 0 ft. The region operates in the UTC-6.