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

Population trends in
Figure 1: Annual population growth trend for (2010–2024).

Jefferson County, Mississippi Demographic Trend

Since 2010, the population of has changed by -11.3%%.

-11.3%% Growth

Jefferson County, Mississippi Age & Gender Pyramid

Population pyramid for

Figure 2: Population distribution by age and gender for 2024.


Jefferson County, Mississippi Historical Population Data

YearMedian AgePopulation
202443.17,068
202343.07,127
202241.37,207
202140.57,286
202040.77,129
201940.57,225
201839.37,346
201734.97,463
201636.37,528
201534.87,586
201437.47,634
201338.37,690
201238.67,743
201139.37,845
201041.07,970

Jefferson County, Mississippi Age Group Breakdown (2024)

Age CohortPercentage
Under 55.0%
5–1715.6%
18–2410.9%
25–3410.3%
35–5424.4%
55–6413.6%
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.
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