Spencer County, Indiana Age & Gender Statistics (2024)

Total Population

19,955

Median Age

44.4

Male Median

43.8

Female Median

44.9

Spencer County, Indiana Population Growth

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

Spencer County, Indiana Demographic Trend

Since 2010, the population of has changed by -4.9%%.

-4.9%% Growth

Spencer County, Indiana Age & Gender Pyramid

Population pyramid for

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


Spencer County, Indiana Historical Population Data

YearMedian AgePopulation
202444.419,955
202344.219,871
202244.319,935
202144.419,949
202044.320,364
201944.020,447
201843.620,526
201743.220,610
201642.820,777
201542.720,856
201442.720,893
201342.520,960
201242.320,948
201141.620,978
201041.720,977

Spencer County, Indiana Age Group Breakdown (2024)

Age CohortPercentage
Under 54.8%
5–1716.8%
18–246.9%
25–3411.1%
35–5424.2%
55–6415.5%
65+20.6%

Dependency Ratios for Spencer County, Indiana

Total Dependency Ratio:
73.1
Youth Dependency:
37.4
Old-Age Dependency:
35.7

The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).



Age & Gender FAQs for Spencer County, Indiana

The median age in Spencer County, Indiana is 44.4 years.

According to latest Census data, the total population of Spencer County, Indiana is 19,955.

In Spencer County, Indiana, seniors (ages 65+) make up 20.6% of the population, while children under 18 represent 16.8%.

Based on historical data since 2010, the population in Spencer County, Indiana is aging.
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