Glacier County, Montana Age & Gender Statistics (2024)

Total Population

13,637

Median Age

33.4

Male Median

32.8

Female Median

34.0

Glacier County, Montana Population Growth

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

Glacier County, Montana Demographic Trend

Since 2010, the population of has changed by +2.9%%.

+2.9%% Growth

Glacier County, Montana Age & Gender Pyramid

Population pyramid for

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


Glacier County, Montana Historical Population Data

YearMedian AgePopulation
202433.413,637
202334.213,713
202234.213,781
202133.713,827
202032.513,706
201931.913,732
201831.413,699
201731.013,677
201631.113,695
201531.313,672
201431.013,641
201331.013,528
201231.413,422
201132.013,329
201031.413,251

Glacier County, Montana Age Group Breakdown (2024)

Age CohortPercentage
Under 57.7%
5–1722.6%
18–249.4%
25–3412.5%
35–5422.6%
55–6412.0%
65+13.2%

Dependency Ratios for Glacier County, Montana

Total Dependency Ratio:
77.1
Youth Dependency:
53.7
Old-Age Dependency:
23.4

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



Age & Gender FAQs for Glacier County, Montana

The median age in Glacier County, Montana is 33.4 years.

According to latest Census data, the total population of Glacier County, Montana is 13,637.

In Glacier County, Montana, seniors (ages 65+) make up 13.2% of the population, while children under 18 represent 22.6%.

Based on historical data since 2010, the population in Glacier County, Montana is aging.
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