McNairy County, Tennessee Age & Gender Distribution (2024)
Population distribution by age and gender for McNairy County, Tennessee
McNairy County, Tennessee Age & Gender Statistics (2024)
Total Population
25,970
Median Age
42.9
Male Median
41.7
Female Median
44.7
McNairy County, Tennessee Population Growth

McNairy County, Tennessee Demographic Trend
Since 2010, the population of has changed by +0.8%%.
+0.8%% Growth
McNairy County, Tennessee Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
McNairy County, Tennessee Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 42.9 | 25,970 |
| 2023 | 43.1 | 25,933 |
| 2022 | 42.9 | 25,895 |
| 2021 | 42.8 | 25,916 |
| 2020 | 43.6 | 25,814 |
| 2019 | 43.5 | 25,844 |
| 2018 | 42.9 | 25,903 |
| 2017 | 42.7 | 25,945 |
| 2016 | 42.9 | 26,057 |
| 2015 | 42.6 | 26,103 |
| 2014 | 42.1 | 26,138 |
| 2013 | 41.9 | 26,066 |
| 2012 | 42.0 | 26,001 |
| 2011 | 41.1 | 25,887 |
| 2010 | 41.1 | 25,760 |
McNairy County, Tennessee Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.5% |
| 5–17 | 16.0% |
| 18–24 | 7.9% |
| 25–34 | 11.8% |
| 35–54 | 24.1% |
| 55–64 | 13.8% |
| 65+ | 20.8% |
Dependency Ratios for McNairy County, Tennessee
- Total Dependency Ratio:
- 73.6
- Youth Dependency:
- 37.4
- Old-Age Dependency:
- 36.2
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for McNairy County, Tennessee
The median age in McNairy County, Tennessee is 42.9 years.
According to latest Census data, the total population of McNairy County, Tennessee is 25,970.
In McNairy County, Tennessee, seniors (ages 65+) make up 20.8% of the population, while children under 18 represent 16.0%.
Based on historical data since 2010, the population in McNairy County, Tennessee is aging.