Madison County Flag

Madison County

State:
Alabama
County Seat:
Huntsville

Madison County's 2026 population is estimated at 442,283, reflecting a 2.19% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Madison County is the 2nd largest county in Alabama. The 2010 population was 336,114 and has grown 31.59% since 2010.

442,283
Total Population
551
Population Density (mi²)
2
Population Rank (State)
9.5K 2.19%
Annual Population Growth

Madison County Population

Demographics

Economics and Income Statistics