Washington County, Indiana Age & Gender Statistics (2024)

Total Population

28,212

Median Age

41.5

Male Median

40.4

Female Median

42.5

Washington County, Indiana Population Growth

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

Washington County, Indiana Demographic Trend

Since 2010, the population of has changed by -0.0%%.

-0.0%% Growth

Washington County, Indiana Age & Gender Pyramid

Population pyramid for

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


Washington County, Indiana Historical Population Data

YearMedian AgePopulation
202441.528,212
202341.428,167
202240.928,133
202140.728,025
202041.227,942
201941.627,848
201841.527,827
201741.227,807
201641.027,792
201540.727,930
201440.328,017
201339.728,064
201239.028,162
201138.628,221
201038.228,226

Washington County, Indiana Age Group Breakdown (2024)

Age CohortPercentage
Under 55.6%
5–1717.2%
18–247.2%
25–3412.1%
35–5424.9%
55–6414.5%
65+18.6%

Dependency Ratios for Washington County, Indiana

Total Dependency Ratio:
70.5
Youth Dependency:
38.8
Old-Age Dependency:
31.6

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



Age & Gender FAQs for Washington County, Indiana

The median age in Washington County, Indiana is 41.5 years.

According to latest Census data, the total population of Washington County, Indiana is 28,212.

In Washington County, Indiana, seniors (ages 65+) make up 18.6% of the population, while children under 18 represent 17.2%.

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