Madison County, Alabama Age & Gender Distribution (2024)
Population distribution by age and gender for Madison County, Alabama
Madison County, Alabama Age & Gender Statistics (2024)
Total Population
405,718
Median Age
38.2
Male Median
36.9
Female Median
39.5
Madison County, Alabama Population Growth

Madison County, Alabama Demographic Trend
Since 2010, the population of has changed by +25.6%%.
+25.6%% Growth
Madison County, Alabama Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Madison County, Alabama Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 38.2 | 405,718 |
| 2023 | 38.2 | 397,135 |
| 2022 | 38.5 | 389,781 |
| 2021 | 38.6 | 382,149 |
| 2020 | 38.5 | 367,686 |
| 2019 | 38.5 | 362,276 |
| 2018 | 38.5 | 357,560 |
| 2017 | 38.2 | 353,213 |
| 2016 | 38.1 | 349,973 |
| 2015 | 37.8 | 346,438 |
| 2014 | 37.6 | 343,229 |
| 2013 | 37.4 | 339,279 |
| 2012 | 37.3 | 334,661 |
| 2011 | 37.1 | 329,299 |
| 2010 | 37.1 | 323,080 |
Madison County, Alabama Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.7% |
| 5–17 | 16.0% |
| 18–24 | 9.7% |
| 25–34 | 14.3% |
| 35–54 | 25.0% |
| 55–64 | 13.7% |
| 65+ | 15.7% |
Dependency Ratios for Madison County, Alabama
- Total Dependency Ratio:
- 59.6
- Youth Dependency:
- 34.5
- Old-Age Dependency:
- 25.1
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Madison County, Alabama
The median age in Madison County, Alabama is 38.2 years.
According to latest Census data, the total population of Madison County, Alabama is 405,718.
In Madison County, Alabama, seniors (ages 65+) make up 15.7% of the population, while children under 18 represent 16.0%.
Based on historical data since 2010, the population in Madison County, Alabama has remained stable.