Musselshell County's estimated 2026 population is 5,602 with a growth rate of 1.36% in the past year according to the most recent United States census data. Musselshell County is the 35th largest county in Montana. The 2010 population was 4,555 and has seen a growth of 22.99% since that time.
Data after 2023 is projected based on recent change
The racial composition of Musselshell County includes 88.3% White, 3.22% other race, and smaller percentages for Native American and multiracial populations.
White (88.3%)
Two or more races (5.84%)
Other race (3.22%)
Native American (2.64%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 4,475 | 88.3% |
| Two or more races | 296 | 5.84% |
| Other race | 163 | 3.22% |
| Native American | 134 | 2.64% |
Married
Widowed
Divorced
Separated
Never Married
Musselshell County's average per capita income is $36,490. Household income levels show a median of $59,010. The poverty rate stands at 15.3%.
Name | Median | Mean |
|---|---|---|
| Married Families | $72,708 | - |
| Families | $67,021 | $86,941 |
| Households | $59,010 | $81,413 |
| Non Families | $33,430 | $64,749 |
Average Income
Median Household Income
Poverty Rate
