Carbon County, Montana
Located in Montana, Carbon County has a population of 11,116 residents and a median age of 50.4 years, making it the #2,411 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 7.8%. The median home value is $420,800, and the median household income is $80,261, which is 7% above the national median.
Demographics
Carbon County has a population of 11,116, making it the #2,411 most populous county in the US. The median age is 50.4 years, which is 29.6% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Carbon County is $80,261, ranking #576 out of 3,222 counties — 6.8% above the national median. The poverty rate is 7.8% and unemployment stands at 4.4%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Carbon County is $420,800 (+49.3% vs national). Renters pay a median of $844/mo and the homeownership rate is 78.0%.
Median Home Value Trend
Rankings →Household Type
Education
In Carbon County, 34.6% of adults age 25+ hold a bachelor's degree or higher, which is 2.6% above the national average, ranking #485 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Carbon County is 80.4 years. 14.6% of adults report poor or fair health and 10.4% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
14.3% of adults in Carbon County smoke , 29.0% are obese , and 26.5% report excessive drinking.
Adult Smoking Trend
Safety
The suicide rate is 43.0 per 100,000. Motor vehicle deaths occur at a rate of 17.2 per 100,000.
Suicide Rate Trend
Families & Children
12.4% of children in Carbon County live in poverty . The teen birth rate is 10.9 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Carbon County is 80.6%. The mean commute time is 30.4 min, which is 10.1% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Carbon County voted Republican with a margin of 32.5%. The vote was 32.2% Dem / 64.7% Rep. Compared to 2020, the margin shifted 3.7 toward Republicans .
Vote Share Over Time
About Carbon County, Montana
Carbon County, Montana has a total population of 11,116, making it the 2,411th most populous county in the United States. The median age in Carbon County is 50.4 years, which is 29.6% above the national median of 38.9 years.
The median household income in Carbon County is $80,261, which ranks #576 of 3,222 counties nationwide. This is 6.8% above the national median of $75,149. The poverty rate is 7.8%, lower than the national rate of 12.6%. The unemployment rate stands at 4.4%.
The median home value in Carbon County is $420,800, 49.3% above the national median. Renters in Carbon County pay a median gross rent of $844 per month. The homeownership rate is 78.0%, compared to the national rate of 64.4%.
In Carbon County, 34.6% of residents aged 25 and older hold a bachelor's degree or higher, 2.6% above the national average of 33.7%. Health insurance coverage stands at 91.8% of the population. The average commute time for workers is 30.4 min.
Carbon County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 90.1% of the population, followed by Two or More Races (4.5%) and Hispanic or Latino (3.0%).
All data for Carbon 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.