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

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

McNairy County, Tennessee Demographic Trend

Since 2010, the population of has changed by +0.8%%.

+0.8%% Growth

McNairy County, Tennessee Age & Gender Pyramid

Population pyramid for

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


McNairy County, Tennessee Historical Population Data

YearMedian AgePopulation
202442.925,970
202343.125,933
202242.925,895
202142.825,916
202043.625,814
201943.525,844
201842.925,903
201742.725,945
201642.926,057
201542.626,103
201442.126,138
201341.926,066
201242.026,001
201141.125,887
201041.125,760

McNairy County, Tennessee Age Group Breakdown (2024)

Age CohortPercentage
Under 55.5%
5–1716.0%
18–247.9%
25–3411.8%
35–5424.1%
55–6413.8%
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.
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