Welcome to Madison CountyAs the third most populous county in Alabama, Madison County is home to more than 350,000 residents. Madison is ranked second in the state in per capita income and is located in the heart of the Tennessee Valley.
- Population in 2014: 350,299
- Housing units in 2014: 154,452
- Median Household income 2010-14: $58,203
- Land area in square miles in 2010: 802
- Total number of firms in 2007: 26,467