Bureau County, Illinois Age & Gender Statistics (2024)

Total Population

32,866

Median Age

44.1

Male Median

42.6

Female Median

45.6

Bureau County, Illinois Population Growth

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

Bureau County, Illinois Demographic Trend

Since 2010, the population of has changed by -6.3%%.

-6.3%% Growth

Bureau County, Illinois Age & Gender Pyramid

Population pyramid for

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


Bureau County, Illinois Historical Population Data

YearMedian AgePopulation
202444.132,866
202344.133,027
202244.033,203
202143.933,338
202044.232,878
201944.433,122
201844.033,381
201743.733,619
201643.633,822
201543.434,115
201443.234,361
201343.034,594
201242.634,798
201142.134,963
201041.935,083

Bureau County, Illinois Age Group Breakdown (2024)

Age CohortPercentage
Under 55.1%
5–1715.6%
18–247.7%
25–3410.8%
35–5423.4%
55–6414.3%
65+23.2%

Dependency Ratios for Bureau County, Illinois

Total Dependency Ratio:
78.1
Youth Dependency:
36.8
Old-Age Dependency:
41.3

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



Age & Gender FAQs for Bureau County, Illinois

The median age in Bureau County, Illinois is 44.1 years.

According to latest Census data, the total population of Bureau County, Illinois is 32,866.

In Bureau County, Illinois, seniors (ages 65+) make up 23.2% of the population, while children under 18 represent 15.6%.

Based on historical data since 2010, the population in Bureau County, Illinois is aging.
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