Glacier County, MT Population

Overview

13,827

Total Population

33.7

Median age

50.21%

Female population %

99.2:100

Gender ratio (M:F)

10-14 years

Largest age group

60.0

Total dependency ratio

American Indian and Alaska Native

Largest racial group

497

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Glacier County's population is young compared to the rest of the country:

The median age in Glacier County is 33.7, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Glacier County's population under 18 was 29.81%, compared to the 22.51% nationwide.
Glacier County's elderly or the senior population (over 65 age) was 12.03% as compared to 16.04% nationwide.
Of the total population in Glacier County, 25.45% were under the age of 15, 20.13% aged 15 to 29, 42.39% aged 30 to 64, 10.70% aged 65 to 84, and 1.33% were 85 years of age and older.

There are 57 more females than males in Glacier County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.21% females and 49.79% males in Glacier County, MT.
The Glacier County, MT gender ratio is 99.2:100 i.e. 99.2 men to 100 women (0.992).
For male population, the largest age group is 10-14 years with a population of 688.
For the female population, the largest age group is 5-9 years with a population of 655.

Glacier County's population has become increasingly diverse:

Racial distribution of Glacier County population: 30.77% are White, 0.30% are Black or African American, 63.30% are American Indian and Alaska Native, 0.62% are Asian, 0.27% are Native Hawaiian and other Pacific Islander, 2.07% are some other race and 2.68% are multiracial.
Glacier County's racial breakdown clearly shows that there is an absolute majority of American Indian and Alaska Native population in the county.
By ethnicity, 497 is Hispanic or Latino (of any race), and 13,33 (96.41% of the total population) is Non-Hispanic.
The largest racial group in Glacier County is American Indian and Alaska Native with a population of 8,752 (63.30% of the total population).

Glacier County's population has already reached its peak and is showing a trend of decline:

The peak population was 13,797 in the year 2018
From 2000 to 2010, Glacier County's population increased by 250 (1.90%), as compared to the national growth of 9.63%.
From 2010 to 2020, Glacier County's population increased by 316 (2.35%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Glacier County's population was lowest in year 2001 at 13,122.