Lake County, Michigan Age & Gender Statistics (2024)

Total Population

12,563

Median Age

50.5

Male Median

47.8

Female Median

53.6

Lake County, Michigan Population Growth

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

Lake County, Michigan Demographic Trend

Since 2010, the population of has changed by +8.1%%.

+8.1%% Growth

Lake County, Michigan Age & Gender Pyramid

Population pyramid for

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


Lake County, Michigan Historical Population Data

YearMedian AgePopulation
202450.512,563
202350.312,393
202251.812,285
202154.212,248
202053.811,805
201953.211,852
201852.711,763
201752.111,669
201651.811,415
201551.511,426
201451.011,431
201350.711,485
201250.011,543
201149.711,594
201048.011,625

Lake County, Michigan Age Group Breakdown (2024)

Age CohortPercentage
Under 53.3%
5–1711.5%
18–248.1%
25–348.0%
35–5424.5%
55–6417.3%
65+27.2%

Dependency Ratios for Lake County, Michigan

Total Dependency Ratio:
72.5
Youth Dependency:
25.5
Old-Age Dependency:
47.0

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



Age & Gender FAQs for Lake County, Michigan

The median age in Lake County, Michigan is 50.5 years.

According to latest Census data, the total population of Lake County, Michigan is 12,563.

In Lake County, Michigan, seniors (ages 65+) make up 27.2% of the population, while children under 18 represent 11.5%.

Based on historical data since 2010, the population in Lake County, Michigan is aging.
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