Missoula County's estimated 2026 population is 124,555 with a growth rate of 0.84% in the past year according to the most recent United States census data. Missoula County is the 3rd largest county in Montana. The 2010 population was 109,471 and has seen a growth of 13.78% since that time.
Data after 2023 is projected based on recent change
Overall: 37.1 years
Female: 37.8 years
Male: 36.6 years
There are 98,735 adults, (20,683 of whom are seniors) in Missoula County.
Female: 60,134 (49.8%)
Male: 60,538 (50.2%)
The racial composition of Missoula County includes 86.91% White, and smaller percentages for Native American, Asian, other race, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 104,875 | 86.91% |
| Two or more races | 8,921 | 7.39% |
| Native American | 2,472 | 2.05% |
| Asian | 1,920 | 1.59% |
| Other race | 1,807 | 1.5% |
| Black or African American | 518 | 0.43% |
| Native Hawaiian or Pacific Islander | 159 | 0.13% |
Missoula County's average per capita income is $48,665. Household income levels show a median of $75,598. The poverty rate stands at 10.13%.
Name | Median | Mean |
|---|---|---|
| Married Families | $119,807 | $151,484 |
| Families | $103,965 | $134,010 |
| Households | $75,598 | $103,306 |
| Non Families | $45,874 | $63,257 |
Average Income
Median Household Income
Poverty Rate
