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Population Review

Beaverhead County, Montana Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 22nd-largest in Montana

The population of Beaverhead County, Montana is 9,590 as of the 2023 American Community Survey, making it the 22nd-largest county in Montana. The median household income is $58,072, the median home value is $282,000, and the median age is 43.4.

The population of Beaverhead County has grown 8.1% since 2010 (9,257 → 10,006), a +0.56% annualized rate.

Beaverhead County within Montana · Source: US Census TIGER/Line via us-atlas

9,590

Population

+0.56%

Annual growth

2

People / sq mi

$58,072

Median Income

$282,000

Median Home Value

Beaverhead County covers 5,543 sq mi of land at 1.7 people per square mile.

About Beaverhead County, MT

Beaverhead County is a county in Montana with a population of 9,590. It ranks #22 among counties in Montana by population. The median age is 43.4, older than the national median. The population is 51.5% male and 48.5% female.

The median household income in Beaverhead County is $58,072, below the US median of $74,580. 8.0% of residents live below the federal poverty level. Home values sit at a median of $282,000, with monthly rent averaging $800. The homeownership rate of 67.3% is close to the national rate of 64.8%.

Educational attainment in Beaverhead County reflects 35.5% of adults 25 and older holding a bachelor's degree or higher, near the national average of 34.3%. Roughly 7.5% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 18.4 minutes each way.

Beaverhead County Population History (2010-2024)

The county of Beaverhead County had a population of 9,257 in 2010 and 10,006 in 2024, a 8.1% growth over 14 years. The peak was 10,006 in 2024. Average annual growth rate: 0.56%.

2024 · 10K20102024

10,006

Population (2024)

9,257

Population (2010)

10,006

Peak (2024)

0.56%

Avg Annual Growth

YearPopulation
20109,257
20119,214
20129,361
20139,307
20149,340
20159,303
20169,462
20179,436
20189,413
20199,474
20209,377
20219,551
20229,742
20239,889
202410,006

Race & Ethnicity

White92.3%
Black or African American0.6%
Asian0.0%
Hispanic or Latino (any race)3.0%
Two or More Races0.0%

Age & Sex

43.4

Median Age

48.5%

Female

51.5%

Male

23.6%

Age 65+

Age Distribution

Under 5
5.0%
5–9
4.7%
10–14
4.0%
15–19
6.6%
20–24
9.6%
25–34
11.7%
35–44
10.6%
45–54
9.7%
55–59
6.2%
60–64
8.3%
65–74
14.3%
75–84
6.9%
85+
2.4%

Children (under 15): 13.7% · Seniors (65+): 23.6%

Income & Poverty

Median household income$58,072$-11,850 vs state
Mean household income$75,421
Per-capita income$34,683
Poverty rate8.0%+0.9% vs state
Unemployment rate1.6%
Employment-to-population55.6%

Top Industries by Employment

Professional & business services
25.9%
Agriculture
14.9%
Education & health care
11.5%
Construction
8.2%
Information
6.5%
Manufacturing
5.4%
Arts, entertainment & food
5.1%
Finance & real estate
4.9%

The largest employment sector in Beaverhead County is professional & business services, accounting for 25.9% of workers.

How residents commute

1.1%

Drive alone

4.8%

Carpool

76.0%

Public transit

7.5%

Work from home

18.4 min

Avg commute

Housing

$282,000$-56,100 vs state

Median home value

$800

Median rent

67.3%

Homeownership rate

4,973

Total housing units

82.9%

Occupied

17.1%

Vacant

32.7%

Renter-occupied

Social & access

94.4%

With health insurance

93.9%

With broadband internet

46.6%

Foreign-born

9.0%

Veterans (18+)

18.6%

With a disability

96.9%

Speak language other than English at home

Education

93.0%

High School+

35.5%

Bachelor's+

Largest cities in Montana

Other counties in Montana

Part of Montana

Metro areas in Montana

County rankings

Frequently Asked Questions

Beaverhead County, Montana has a population of 9,590 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 22nd-largest county in Montana. Population density is 2 people per square mile.

The population of Beaverhead County has grown 8.1% since 2010 (9,257 → 10,006), a +0.56% annualized rate.

The median household income in Beaverhead County, Montana is $58,072, with mean (average) household income of $75,421 and per-capita income of $34,683. 8.0% of residents live below the federal poverty level.

In Beaverhead County, the largest racial and ethnic groups are White (92.3%), Hispanic or Latino (3.0%), Black or African American (0.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Beaverhead County, Montana is 43.4 years. Residents are 48.5% female and 51.5% male.

The median home value in Beaverhead County is $282,000 and median monthly rent is $800. 67.3% of occupied housing units are owner-occupied. The county has 4,973 total housing units, 17.1% of which are vacant.

The largest employment sector in Beaverhead County, Montana is professional, scientific, and management services, employing 25.9% of workers. The unemployment rate is 1.6%.

Billings is among the largest cities associated with Beaverhead County, Montana, with a population of 118,321.

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.