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Largest counties in Alabama by population
- Jefferson County – 662,895
- Madison County – 412,600
- Mobile County – 411,640
- Baldwin County – 253,507
- Tuscaloosa County – 237,373
- Shelby County – 233,000
- Montgomery County – 224,980
- Lee County – 183,215
- Morgan County – 125,133
- Calhoun County – 116,429
Some key points about Alabama’s population
- Jefferson County remains the most populous county in Alabama, with a population of over 660,000 as of 2024.
- Baldwin County experienced the most rapid growth, increasing by 11.69% since the last census.
- Several other counties saw significant population growth, including Lee County (6.28%), Limestone County (13.66%), and Shelby County (5.38%).
- Some counties experienced population declines, such as Dallas County (-6.73%) and Macon County (-6.45%).
- The racial makeup of Alabama’s population is predominantly white (66.8%) with African Americans making up 26.5% of the population.
- The median age in Alabama is 39.3 years, with a high dependency ratio indicating a significant aging population.
