Genesee County, Michigan Age & Gender Statistics (2024)

Total Population

403,305

Median Age

40.6

Male Median

38.9

Female Median

42.4

Genesee County, Michigan Population Growth

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

Genesee County, Michigan Demographic Trend

Since 2010, the population of has changed by -6.9%%.

-6.9%% Growth

Genesee County, Michigan Age & Gender Pyramid

Population pyramid for

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


Genesee County, Michigan Historical Population Data

YearMedian AgePopulation
202440.6403,305
202340.6404,087
202240.5405,280
202140.4406,400
202040.5406,770
201940.5407,875
201840.3409,361
201740.1410,881
201639.9413,090
201539.6415,874
201439.1418,654
201338.8421,575
201238.4425,337
201137.9429,272
201037.6433,054

Genesee County, Michigan Age Group Breakdown (2024)

Age CohortPercentage
Under 55.6%
5–1716.6%
18–248.2%
25–3412.9%
35–5424.1%
55–6413.8%
65+18.8%

Dependency Ratios for Genesee County, Michigan

Total Dependency Ratio:
69.5
Youth Dependency:
37.6
Old-Age Dependency:
31.8

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



Age & Gender FAQs for Genesee County, Michigan

The median age in Genesee County, Michigan is 40.6 years.

According to latest Census data, the total population of Genesee County, Michigan is 403,305.

In Genesee County, Michigan, seniors (ages 65+) make up 18.8% of the population, while children under 18 represent 16.6%.

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