Data / Population / Beaverhead County

Population in Beaverhead County

Population in Beaverhead County was 10,043 in 2025, according to the U.S. Census Bureau. That is up 0.5% from 2024. That is the 22nd highest of 56 counties in 2025.

2025, persons10,043
Change on 2024+0.5%
Rank22nd of 56Counties in Montana ranked
Series high10,0432025
Series low9,3752020

Population in Beaverhead County, 2020 to 2025

CSVChart (SVG)

9,2009,4009,6009,80010K10.2K2020202120222023202420252020: 9,375 persons2021: 9,550 persons2022: 9,738 persons2023: 9,882 persons2024: 9,990 persons2025: 10,043 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
202510,043
20249,990
20239,882
20229,738
20219,550
20209,375

Compared with Montana and United States

Place2025
Beaverhead County10,043
Montana1,144,694
United States341,784,857

Rankings

Definition

Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). United States: Census Bureau population estimates for 1 July. Other countries and the World: World Bank mid-year estimates, which count all residents regardless of legal status or citizenship.

For Denmark, Statistics Denmark counts the registered resident population on 1 January. Greenland and the Faroe Islands are excluded. The annual series selects the first-quarter reference date from FOLK1A. The World Bank series exists for every country, so use it (through compare) to rank countries on one basis.

How to cite

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

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Questions

What is the population in Beaverhead County?

Population in Beaverhead County was 10,043 in 2025, according to the U.S. Census Bureau. That is up 0.5% from 2024. That is the 22nd highest of 56 counties in 2025.

Where does this figure come from?

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). Retrieved by Invokely on 2026-10-08.

What was the highest population in Beaverhead County?

10,043 in 2025, the highest value since 2020 in this series.

More statistics for Beaverhead County

All statistics for Beaverhead County