Cascade County, Montana
Located in Montana, Cascade County has a population of 84,606 residents and a median age of 38.6 years, making it the #694 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 13.1%. The median home value is $265,300, and the median household income is $67,690, which is 10% below the national median.
Demographics
Cascade County has a population of 84,606, making it the #694 most populous county in the US. The median age is 38.6 years, which is 0.8% below 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 Cascade County is $67,690, ranking #1,367 out of 3,222 counties — 9.9% below the national median. The poverty rate is 13.1% and unemployment stands at 3.1%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Cascade County is $265,300 (-5.9% vs national). Renters pay a median of $939/mo and the homeownership rate is 68.5%.
Median Home Value Trend
Rankings →Household Type
Education
In Cascade County, 28.4% of adults age 25+ hold a bachelor's degree or higher, which is 15.7% below the national average, ranking #889 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Cascade County is 75.5 years. 15.8% of adults report poor or fair health and 10.9% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
16.4% of adults in Cascade County smoke , 35.6% are obese , and 23.2% report excessive drinking. The drug overdose death rate is 15.6 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Cascade County is 4.3 per 100,000 and the suicide rate is 28.7 per 100,000. Motor vehicle deaths occur at a rate of 14.9 per 100,000.
Homicide Rate Trend
Families & Children
12.7% of children in Cascade County live in poverty and the infant mortality rate is 5.7 per 1,000 live births. The teen birth rate is 20.8 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Cascade County is 63.6%. The mean commute time is 18.6 min, which is 32.7% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Cascade County voted Republican with a margin of 22.4%. The vote was 37.3% Dem / 59.7% Rep. Compared to 2020, the margin shifted 2.7 toward Republicans .
Vote Share Over Time
About Cascade County, Montana
Cascade County, Montana has a total population of 84,606, making it the 694th most populous county in the United States. The median age in Cascade County is 38.6 years, which is 0.8% below the national median of 38.9 years.
The median household income in Cascade County is $67,690, which ranks #1,367 of 3,222 counties nationwide. This is 9.9% below the national median of $75,149. The poverty rate is 13.1%, higher than the national rate of 12.6%. The unemployment rate stands at 3.1%.
The median home value in Cascade County is $265,300, 5.9% below the national median. Renters in Cascade County pay a median gross rent of $939 per month. The homeownership rate is 68.5%, compared to the national rate of 64.4%.
In Cascade County, 28.4% of residents aged 25 and older hold a bachelor's degree or higher, 15.7% below the national average of 33.7%. Health insurance coverage stands at 93.0% of the population. The average commute time for workers is 18.6 min.
Cascade County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 82.4% of the population, followed by Two or More Races (6.0%) and Hispanic or Latino (5.3%).
All data for Cascade 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.