Jefferson County, Mississippi Age & Gender Distribution (2024)
Population distribution by age and gender for Jefferson County, Mississippi
Jefferson County, Mississippi Age & Gender Statistics (2024)
Total Population
7,068
Median Age
43.1
Male Median
38.5
Female Median
45.1
Jefferson County, Mississippi Population Growth

Jefferson County, Mississippi Demographic Trend
Since 2010, the population of has changed by -11.3%%.
-11.3%% Growth
Jefferson County, Mississippi Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Jefferson County, Mississippi Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 43.1 | 7,068 |
| 2023 | 43.0 | 7,127 |
| 2022 | 41.3 | 7,207 |
| 2021 | 40.5 | 7,286 |
| 2020 | 40.7 | 7,129 |
| 2019 | 40.5 | 7,225 |
| 2018 | 39.3 | 7,346 |
| 2017 | 34.9 | 7,463 |
| 2016 | 36.3 | 7,528 |
| 2015 | 34.8 | 7,586 |
| 2014 | 37.4 | 7,634 |
| 2013 | 38.3 | 7,690 |
| 2012 | 38.6 | 7,743 |
| 2011 | 39.3 | 7,845 |
| 2010 | 41.0 | 7,970 |
Jefferson County, Mississippi Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.0% |
| 5–17 | 15.6% |
| 18–24 | 10.9% |
| 25–34 | 10.3% |
| 35–54 | 24.4% |
| 55–64 | 13.6% |
| 65+ | 20.2% |
Dependency Ratios for Jefferson County, Mississippi
- Total Dependency Ratio:
- 68.8
- Youth Dependency:
- 34.8
- Old-Age Dependency:
- 34.1
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Jefferson County, Mississippi
The median age in Jefferson County, Mississippi is 43.1 years.
According to latest Census data, the total population of Jefferson County, Mississippi is 7,068.
In Jefferson County, Mississippi, seniors (ages 65+) make up 20.2% of the population, while children under 18 represent 15.6%.
Based on historical data since 2010, the population in Jefferson County, Mississippi is aging.