Menard County, Illinois Age & Gender Statistics (2024)

Total Population

12,095

Median Age

42.8

Male Median

41.5

Female Median

44.3

Menard County, Illinois Population Growth

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

Menard County, Illinois Demographic Trend

Since 2010, the population of has changed by -4.8%%.

-4.8%% Growth

Menard County, Illinois Age & Gender Pyramid

Population pyramid for

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


Menard County, Illinois Historical Population Data

YearMedian AgePopulation
202442.812,095
202342.812,169
202242.812,284
202143.412,343
202043.412,261
201943.212,306
201842.912,367
201742.312,416
201642.612,576
201542.512,611
201442.712,658
201343.212,687
201243.012,728
201142.512,731
201042.312,702

Menard County, Illinois Age Group Breakdown (2024)

Age CohortPercentage
Under 55.2%
5–1716.7%
18–246.9%
25–3410.7%
35–5424.6%
55–6415.3%
65+20.8%

Dependency Ratios for Menard County, Illinois

Total Dependency Ratio:
74.3
Youth Dependency:
38.1
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 Menard County, Illinois

The median age in Menard County, Illinois is 42.8 years.

According to latest Census data, the total population of Menard County, Illinois is 12,095.

In Menard County, Illinois, seniors (ages 65+) make up 20.8% of the population, while children under 18 represent 16.7%.

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