Mercer County, Kentucky Age & Gender Distribution (2024)
Population distribution by age and gender for Mercer County, Kentucky
Mercer County, Kentucky Age & Gender Statistics (2024)
Total Population
23,028
Median Age
42.9
Male Median
41.6
Female Median
44.3
Mercer County, Kentucky Population Growth

Mercer County, Kentucky Demographic Trend
Since 2010, the population of has changed by +8.3%%.
+8.3%% Growth
Mercer County, Kentucky Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Mercer County, Kentucky Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 42.9 | 23,028 |
| 2023 | 42.8 | 22,824 |
| 2022 | 43.1 | 22,662 |
| 2021 | 42.8 | 22,470 |
| 2020 | 43.2 | 21,690 |
| 2019 | 43.2 | 21,592 |
| 2018 | 42.2 | 21,516 |
| 2017 | 42.8 | 21,378 |
| 2016 | 43.0 | 21,411 |
| 2015 | 42.6 | 21,342 |
| 2014 | 42.7 | 21,311 |
| 2013 | 42.5 | 21,313 |
| 2012 | 42.3 | 21,283 |
| 2011 | 41.7 | 21,289 |
| 2010 | 41.4 | 21,272 |
Mercer County, Kentucky Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 6.4% |
| 5–17 | 15.4% |
| 18–24 | 8.5% |
| 25–34 | 11.9% |
| 35–54 | 23.2% |
| 55–64 | 15.7% |
| 65+ | 18.9% |
Dependency Ratios for Mercer County, Kentucky
- Total Dependency Ratio:
- 68.7
- Youth Dependency:
- 36.8
- Old-Age Dependency:
- 32.0
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Mercer County, Kentucky
The median age in Mercer County, Kentucky is 42.9 years.
According to latest Census data, the total population of Mercer County, Kentucky is 23,028.
In Mercer County, Kentucky, seniors (ages 65+) make up 18.9% of the population, while children under 18 represent 15.4%.
Based on historical data since 2010, the population in Mercer County, Kentucky has remained stable.