Data / Population / Madison County

Population in Madison County

Population in Madison County was 10,026 in 2025, according to the U.S. Census Bureau. That is up 2.6% from 2024. That is the 23rd highest of 56 counties in 2025.

2025, persons10,026
Change on 2024+2.6%
Rank23rd of 56Counties in Montana ranked
Series high10,0262025
Series low8,6572020

Population in Madison County, 2020 to 2025

CSVChart (SVG)

8,5009,0009,50010K10.5K2020202120222023202420252020: 8,657 persons2021: 8,954 persons2022: 9,240 persons2023: 9,520 persons2024: 9,772 persons2025: 10,026 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
202510,026
20249,772
20239,520
20229,240
20218,954
20208,657

Compared with Montana and United States

Place2025
Madison County10,026
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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What is the latest population in Madison County? Cite the source.
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Questions

What is the population in Madison County?

Population in Madison County was 10,026 in 2025, according to the U.S. Census Bureau. That is up 2.6% from 2024. That is the 23rd 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 Madison County?

10,026 in 2025, the highest value since 2020 in this series.

More statistics for Madison County

All statistics for Madison County