Lincoln County, Montana Age & Gender Statistics (2024)

Total Population

21,175

Median Age

52.8

Male Median

52.9

Female Median

52.7

Lincoln County, Montana Population Growth

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

Lincoln County, Montana Demographic Trend

Since 2010, the population of has changed by +8.6%%.

+8.6%% Growth

Lincoln County, Montana Age & Gender Pyramid

Population pyramid for

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


Lincoln County, Montana Historical Population Data

YearMedian AgePopulation
202452.821,175
202352.620,656
202252.520,157
202152.919,674
202052.519,845
201952.419,537
201852.619,358
201752.119,249
201651.419,268
201550.819,337
201450.419,455
201349.819,581
201249.219,594
201149.019,574
201048.419,507

Lincoln County, Montana Age Group Breakdown (2024)

Age CohortPercentage
Under 54.4%
5–1713.6%
18–245.0%
25–348.3%
35–5421.9%
55–6416.7%
65+30.1%

Dependency Ratios for Lincoln County, Montana

Total Dependency Ratio:
93.0
Youth Dependency:
34.8
Old-Age Dependency:
58.2

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



Age & Gender FAQs for Lincoln County, Montana

The median age in Lincoln County, Montana is 52.8 years.

According to latest Census data, the total population of Lincoln County, Montana is 21,175.

In Lincoln County, Montana, seniors (ages 65+) make up 30.1% of the population, while children under 18 represent 13.6%.

Based on historical data since 2010, the population in Lincoln County, Montana is aging.
Back to Overview