Lafayette County, Wisconsin Age & Gender Statistics (2024)

Total Population

16,942

Median Age

40.8

Male Median

40.1

Female Median

41.5

Lafayette County, Wisconsin Population Growth

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

Lafayette County, Wisconsin Demographic Trend

Since 2010, the population of has changed by +1.0%%.

+1.0%% Growth

Lafayette County, Wisconsin Age & Gender Pyramid

Population pyramid for

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


Lafayette County, Wisconsin Historical Population Data

YearMedian AgePopulation
202440.816,942
202340.916,788
202241.716,716
202141.416,662
202041.716,682
201941.816,715
201841.416,735
201741.616,755
201641.516,793
201541.416,835
201441.216,847
201341.416,841
201241.016,836
201141.016,783
201041.116,775

Lafayette County, Wisconsin Age Group Breakdown (2024)

Age CohortPercentage
Under 57.1%
5–1718.1%
18–247.4%
25–3410.7%
35–5422.1%
55–6414.1%
65+20.4%

Dependency Ratios for Lafayette County, Wisconsin

Total Dependency Ratio:
83.9
Youth Dependency:
46.5
Old-Age Dependency:
37.5

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



Age & Gender FAQs for Lafayette County, Wisconsin

The median age in Lafayette County, Wisconsin is 40.8 years.

According to latest Census data, the total population of Lafayette County, Wisconsin is 16,942.

In Lafayette County, Wisconsin, seniors (ages 65+) make up 20.4% of the population, while children under 18 represent 18.1%.

Based on historical data since 2010, the population in Lafayette County, Wisconsin has remained stable.
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