COUNTY · AL
Madison County, Alabama
Madison County is a county in Alabama with FIPS code 01089 and an estimated population of 412,600 (Census 2023), 2nd largest of 67 in the state.
County facts
- Name
- Madison County
- State
- Alabama
- Type
- county
- FIPS code
- 01089
- State FIPS
- 01
- Population (2023)
- 412,600
- Change since 2020
- +5.7%
- State rank
- 2 of 67
Population is the Census Bureau’s Vintage 2023 estimate.
Major cities in Madison County
Other counties in Alabama
Questions
What is the FIPS code for Madison County?
Madison County, Alabama has the five-digit FIPS code 01089: 01 for the state and 089 for the county.
What state is Madison County in?
Madison County is in Alabama.
How do I know if an address is in this county?
Use the address lookup. ZIP codes and city names can cross county lines, so an address is the reliable check.
Sources: U.S. Census Bureau geographic reference files; Census Bureau Population Estimates, Vintage 2023. Last reviewed 2026-10-27.