Moultrie County, Illinois Age & Gender Statistics (2024)

Total Population

14,424

Median Age

40.1

Male Median

38.5

Female Median

41.1

Moultrie County, Illinois Population Growth

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

Moultrie County, Illinois Demographic Trend

Since 2010, the population of has changed by -2.0%%.

-2.0%% Growth

Moultrie County, Illinois Age & Gender Pyramid

Population pyramid for

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


Moultrie County, Illinois Historical Population Data

YearMedian AgePopulation
202440.114,424
202340.414,469
202240.514,531
202140.514,634
202040.614,557
201940.714,641
201840.314,703
201739.914,711
201640.714,915
201541.014,927
201441.114,896
201341.314,869
201241.014,844
201141.314,773
201041.314,723

Moultrie County, Illinois Age Group Breakdown (2024)

Age CohortPercentage
Under 55.7%
5–1719.5%
18–247.5%
25–3411.3%
35–5423.6%
55–6413.5%
65+19.0%

Dependency Ratios for Moultrie County, Illinois

Total Dependency Ratio:
79.1
Youth Dependency:
45.1
Old-Age Dependency:
34.0

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



Age & Gender FAQs for Moultrie County, Illinois

The median age in Moultrie County, Illinois is 40.1 years.

According to latest Census data, the total population of Moultrie County, Illinois is 14,424.

In Moultrie County, Illinois, seniors (ages 65+) make up 19.0% of the population, while children under 18 represent 19.5%.

Based on historical data since 2010, the population in Moultrie County, Illinois has remained stable.
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