Jefferson County, Montana

MT · FIPS 30043 · ACS 2024 5-Year Estimates

Key Statistics

Total Population
12,774
Rank #2,300 of 3,222
29th %ile
Median Household Income
$95,490 +27.1% vs nat'l
Rank #217 of 3,222
93th %ile
Poverty Rate
5.7% −54.6% vs nat'l
Rank #94 of 3,222
97th %ile
Median Home Value
$446,900 +58.5% vs nat'l
Rank #202 of 3,222
94th %ile
Bachelor's Degree or Higher
32.2% −4.6% vs nat'l
Rank #619 of 3,222
81th %ile
Unemployment Rate
4.2% −21.0% vs nat'l
Rank #1,433 of 3,222
56th %ile

At a Glance

84.2% Homeownership
94.2% Insured
32.2% Bachelor's+

Age & Sex Distribution

MaleFemale
0-910-1920-2930-3940-4950-5960-6970-7980+10%8%6%4%2%0%2%4%6%8%10%

Race & Ethnicity

White (non-Hispanic)Two or More RacesHispanic or LatinoAmerican Indian (non-Hispanic)Asian (non-Hispanic)Other (non-Hispanic)Black (non-Hispanic)0.0%15.7%31.3%47.0%62.6%78.3%90.6%4.4%3.0%1.4%0.4%0.3%0.0%

About Jefferson County, Montana

Jefferson County, Montana has a total population of 12,774, making it the 2,300th most populous county in the United States. The median age in Jefferson County is 47.1 years, which is 21.1% above the national median of 38.9 years.

The median household income in Jefferson County is $95,490, which ranks #217 of 3,222 counties nationwide. This is 27.1% above the national median of $75,149. The poverty rate is 5.7%, lower than the national rate of 12.6%. The unemployment rate stands at 4.2%.

The median home value in Jefferson County is $446,900, 58.5% above the national median. Renters in Jefferson County pay a median gross rent of $925 per month. The homeownership rate is 84.2%, compared to the national rate of 64.4%.

In Jefferson County, 32.2% of residents aged 25 and older hold a bachelor's degree or higher, 4.6% below the national average of 33.7%. Health insurance coverage stands at 94.2% of the population. The average commute time for workers is 26.4 min.

Jefferson County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 90.6% of the population, followed by Two or More Races (4.4%) and Hispanic or Latino (3.0%).

All data for Jefferson County, Montana comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.