Powder River County, Montana Age & Gender Statistics (2024)

Total Population

1,815

Median Age

47.3

Male Median

46.6

Female Median

47.7

Powder River County, Montana Population Growth

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

Powder River County, Montana Demographic Trend

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

+9.4%% Growth

Powder River County, Montana Age & Gender Pyramid

Population pyramid for

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


Powder River County, Montana Historical Population Data

YearMedian AgePopulation
202447.31,815
202348.61,762
202249.91,773
202148.51,759
202050.21,634
201953.41,607
201853.01,619
201751.41,610
201652.01,648
201552.01,703
201452.01,710
201350.11,669
201247.41,639
201147.61,656
201046.01,659

Powder River County, Montana Age Group Breakdown (2024)

Age CohortPercentage
Under 54.6%
5–1715.5%
18–245.3%
25–3410.4%
35–5422.2%
55–6412.1%
65+30.0%

Dependency Ratios for Powder River County, Montana

Total Dependency Ratio:
100.3
Youth Dependency:
40.2
Old-Age Dependency:
60.2

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



Age & Gender FAQs for Powder River County, Montana

The median age in Powder River County, Montana is 47.3 years.

According to latest Census data, the total population of Powder River County, Montana is 1,815.

In Powder River County, Montana, seniors (ages 65+) make up 30.0% of the population, while children under 18 represent 15.5%.

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