Grant County, Indiana Age & Gender Statistics (2024)

Total Population

66,295

Median Age

38.7

Male Median

38.0

Female Median

39.7

Grant County, Indiana Population Growth

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

Grant County, Indiana Demographic Trend

Since 2010, the population of has changed by -5.5%%.

-5.5%% Growth

Grant County, Indiana Age & Gender Pyramid

Population pyramid for

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


Grant County, Indiana Historical Population Data

YearMedian AgePopulation
202438.766,295
202339.366,377
202240.166,560
202140.266,802
202040.266,055
201940.366,452
201840.366,944
201739.967,615
201639.868,269
201540.068,896
201439.969,313
201339.969,671
201239.869,886
201139.670,051
201039.170,176

Grant County, Indiana Age Group Breakdown (2024)

Age CohortPercentage
Under 55.7%
5–1715.7%
18–2412.6%
25–3411.3%
35–5422.1%
55–6413.5%
65+19.3%

Dependency Ratios for Grant County, Indiana

Total Dependency Ratio:
68.3
Youth Dependency:
35.9
Old-Age Dependency:
32.4

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



Age & Gender FAQs for Grant County, Indiana

The median age in Grant County, Indiana is 38.7 years.

According to latest Census data, the total population of Grant County, Indiana is 66,295.

In Grant County, Indiana, seniors (ages 65+) make up 19.3% of the population, while children under 18 represent 15.7%.

Based on historical data since 2010, the population in Grant County, Indiana has remained stable.
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