Cascade County's estimated 2026 population is 85,390 with a growth rate of 0.42% in the past year according to the most recent United States census data. Cascade County is the 5th largest county in Montana. The 2010 population was 81,513 and has seen a growth of 4.76% since that time.
Data after 2023 is projected based on recent change
Overall: 38.6 years
Female: 40.6 years
Male: 37.1 years
There are 65,744 adults, (16,614 of whom are seniors) in Cascade County.
Female: 41,485 (49%)
Male: 43,121 (51%)
The racial composition of Cascade County includes 83.69% White, 3.37% Native American, and smaller percentages for other race, Black or African American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 70,806 | 83.69% |
| Two or more races | 7,249 | 8.57% |
| Native American | 2,852 | 3.37% |
| Other race | 1,662 | 1.96% |
| Black or African American | 1,108 | 1.31% |
| Asian | 924 | 1.09% |
| Native Hawaiian or Pacific Islander | 5 | 0.01% |
Cascade County's average per capita income is $45,977. Household income levels show a median of $67,690. The poverty rate stands at 13.06%.
Name | Median | Mean |
|---|---|---|
| Married Families | $99,489 | $121,282 |
| Families | $88,572 | $107,723 |
| Households | $67,690 | $89,832 |
| Non Families | $42,323 | $60,784 |
Average Income
Median Household Income
Poverty Rate