Grand County, Colorado Age & Gender Statistics (2024)

Total Population

15,895

Median Age

45.4

Male Median

45.8

Female Median

45.0

Grand County, Colorado Population Growth

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

Grand County, Colorado Demographic Trend

Since 2010, the population of has changed by +9.4%%.

+9.4%% Growth

Grand County, Colorado Age & Gender Pyramid

Population pyramid for

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


Grand County, Colorado Historical Population Data

YearMedian AgePopulation
202445.415,895
202345.515,794
202244.615,724
202143.615,629
202043.515,536
201942.915,303
201843.515,066
201744.114,793
201643.014,490
201542.514,411
201442.014,478
201341.514,535
201241.114,608
201141.114,634
201040.414,526

Grand County, Colorado Age Group Breakdown (2024)

Age CohortPercentage
Under 54.3%
5–1711.6%
18–245.8%
25–3414.3%
35–5426.6%
55–6416.4%
65+20.9%

Dependency Ratios for Grand County, Colorado

Total Dependency Ratio:
58.4
Youth Dependency:
25.3
Old-Age Dependency:
33.1

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



Age & Gender FAQs for Grand County, Colorado

The median age in Grand County, Colorado is 45.4 years.

According to latest Census data, the total population of Grand County, Colorado is 15,895.

In Grand County, Colorado, seniors (ages 65+) make up 20.9% of the population, while children under 18 represent 11.6%.

Based on historical data since 2010, the population in Grand County, Colorado is aging.
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