Rosebud County, Montana Age & Gender Statistics (2024)

Total Population

8,165

Median Age

38.0

Male Median

37.2

Female Median

39.5

Rosebud County, Montana Population Growth

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

Rosebud County, Montana Demographic Trend

Since 2010, the population of has changed by -10.6%%.

-10.6%% Growth

Rosebud County, Montana Age & Gender Pyramid

Population pyramid for

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


Rosebud County, Montana Historical Population Data

YearMedian AgePopulation
202438.08,165
202336.78,236
202236.48,310
202136.78,464
202036.59,065
201936.89,152
201836.49,250
201736.59,292
201636.39,348
201536.99,352
201436.89,335
201336.69,310
201237.39,261
201136.59,200
201037.39,134

Rosebud County, Montana Age Group Breakdown (2024)

Age CohortPercentage
Under 57.7%
5–1720.6%
18–248.1%
25–3410.2%
35–5422.8%
55–6413.0%
65+17.6%

Dependency Ratios for Rosebud County, Montana

Total Dependency Ratio:
84.6
Youth Dependency:
52.2
Old-Age Dependency:
32.4

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



Age & Gender FAQs for Rosebud County, Montana

The median age in Rosebud County, Montana is 38.0 years.

According to latest Census data, the total population of Rosebud County, Montana is 8,165.

In Rosebud County, Montana, seniors (ages 65+) make up 17.6% of the population, while children under 18 represent 20.6%.

Based on historical data since 2010, the population in Rosebud County, Montana has remained stable.
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