Glacier County, Montana Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 13th-largest in Montana
The population of Glacier County, Montana is 13,713 as of the 2023 American Community Survey, making it the 13th-largest county in Montana. The median household income is $45,129, the median home value is $153,400, and the median age is 34.2.
The population of Glacier County has grown 0.6% since 2010 (13,421 → 13,503), a +0.04% annualized rate.
13,713
Population
+0.04%
Annual growth
5
People / sq mi
$45,129
Median Income
$153,400
Median Home Value
Glacier County covers 2,995 sq mi of land at 4.6 people per square mile.
About Glacier County, MT
The poverty rate is what most separates Glacier County from the typical county: 22.0% of residents live below the federal poverty line, against 12.4% nationally. With 13,713 residents, Glacier County is a county in Montana. It ranks #13 among counties in Montana by population.
Money is tight relative to the rest of US counties: the median household earns just $45,129, below the US median of $78,538. Hardship is pronounced — at 22.0%, poverty is near the top of the range for US counties, above the national 12.4%. Median home value is $153,400, with typical rent around $553.
18.1% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. An unusually large 14.7% of workers are remote, close to the national 14.0%, and the average commute runs about 15 minutes each way.
The elevated poverty rate is the context for the rest of the profile in Glacier County: it pulls on median income, housing tenure, and the share of residents with a college degree.
Glacier County Population History (2010-2024)
The county of Glacier County had a population of 13,421 in 2010 and 13,503 in 2024, a 0.6% growth over 14 years. The peak was 13,797 in 2018. Average annual growth rate: 0.05%.
13,503
Population (2024)
13,421
Population (2010)
13,797
Peak (2018)
0.05%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 13,421 |
| 2011 | 13,579 |
| 2012 | 13,671 |
| 2013 | 13,793 |
| 2014 | 13,711 |
| 2015 | 13,647 |
| 2016 | 13,707 |
| 2017 | 13,729 |
| 2018 | 13,797 |
| 2019 | 13,701 |
| 2020 | 13,744 |
| 2021 | 13,723 |
| 2022 | 13,637 |
| 2023 | 13,577 |
| 2024 | 13,503 |
Race & Ethnicity
| White | 30.5% |
| Black or African American | 0.2% |
| Asian | 0.1% |
| Hispanic or Latino (any race) | 65.7% |
| Two or More Races | 0.1% |
Age & Sex
34.2
Median Age
50.9%
Female
49.1%
Male
12.8%
Age 65+
Age Distribution
Children (under 15): 25.2% · Seniors (65+): 12.8%
Income & Poverty
| Median household income | $45,129$-24,793 vs state |
| Mean household income | $63,713 |
| Per-capita income | $22,605 |
| Poverty rate | 22.0%+14.9% vs state |
| Unemployment rate | 5.1% |
| Employment-to-population | 49.5% |
Top Industries by Employment
The largest employment sector in Glacier County is professional & business services, accounting for 30.3% of workers.
How residents commute
0.9%
Drive alone
6.6%
Carpool
65.8%
Public transit
14.7%
Work from home
15.0 min
Avg commute
Housing
$153,400$-184,700 vs state
Median home value
$553
Median rent
64.9%
Homeownership rate
5,346
Total housing units
78.1%
Occupied
21.9%
Vacant
35.1%
Renter-occupied
Social & access
70.7%
With health insurance
90.2%
With broadband internet
17.5%
Foreign-born
7.0%
Veterans (18+)
16.9%
With a disability
92.1%
Speak language other than English at home
Education
85.6%
High School+
18.1%
Bachelor's+
Largest cities in Montana
Other counties in Montana
Part of Montana
Metro areas in Montana
County rankings
Frequently Asked Questions
Glacier County, Montana has a population of 13,713 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 13th-largest county in Montana. Population density is 5 people per square mile.
The population of Glacier County has grown 0.6% since 2010 (13,421 → 13,503), a +0.04% annualized rate.
The median household income in Glacier County, Montana is $45,129, with mean (average) household income of $63,713 and per-capita income of $22,605. 22.0% of residents live below the federal poverty level.
In Glacier County, the largest racial and ethnic groups are Hispanic or Latino (65.7%), White (30.5%), Black or African American (0.2%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Glacier County, Montana is 34.2 years. Residents are 50.9% female and 49.1% male.
The median home value in Glacier County is $153,400 and median monthly rent is $553. 64.9% of occupied housing units are owner-occupied. The county has 5,346 total housing units, 21.9% of which are vacant.
The largest employment sector in Glacier County, Montana is professional, scientific, and management services, employing 30.3% of workers. The unemployment rate is 5.1%.
Billings is among the largest cities associated with Glacier County, Montana, with a population of 118,321.
More from Montana
Population 167,340
Population 122,194
Population 119,639
Population 108,445
Full rankings of Montana counties
Statewide data for Montana
Population, race, income, age, and trends across Montana
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.