Fergus County
Fergus County has lower-than-average household income, with a median household income of $63,706. Population has held roughly steady since 2000. Median home value has roughly tripled since 2000, reaching $236,100. With a median age of 44.4, the population is older than the US median of 38.9.
Population & growth
PEP 2025 EST:11,825 residents (Census Bureau Vintage 2025, released March 2026)
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Detailed origins & ancestry
+ 21 more ancestry groups with data
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Compare Fergus County to nearby counties
How many people live in Fergus County, Montana?
Fergus County, Montana has about 11,687 residents according to the 2024 American Community Survey.
What is the median household income in Fergus County, Montana?
The typical household in Fergus County, Montana earns about $63,706 a year. Half of households make more than that, and half make less.
Is Fergus County, Montana expensive?
In Fergus County, Montana, the median home is worth about $236,100, and the typical rent is about $954 a month.
How educated are people in Fergus County, Montana?
About 24.0% of adults age 25 and over in Fergus County, Montana hold a bachelor's degree or higher.
What is the poverty rate in Fergus County, Montana?
About 15.1% of people in Fergus County, Montana live below the federal poverty line.
Has Fergus County, Montana grown since 1990?
Yes, Fergus County, Montana has shrunk since 1990. The population has lost about 396 residents, a change of about -3 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024