Hill County's estimated 2025 population is 16,592 with a growth rate of 0.96% in the past year according to the most recent United States census data. Hill County is the 12th largest county in Montana. The 2010 population was 16,151 and has seen a growth of 2.73% since that time.
Data after 2023 is projected based on recent change
The racial composition of Hill County includes 68.81% White, 23.64% Native American, and smaller percentages for other race, Black or African American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White
Native American
Two or more races
Other race
Black or African American
Asian
Native Hawaiian or Pacific Islander
Race | Population | Percentage (of total) |
|---|---|---|
| White | 11,189 | 68.81% |
| Native American | 3,844 | 23.64% |
| Two or more races | 914 | 5.62% |
| Other race | 227 | 1.4% |
| Black or African American | 47 | 0.29% |
| Asian | 33 | 0.2% |
| Native Hawaiian or Pacific Islander | 6 | 0.04% |
Married
Widowed
Divorced
Separated
Never Married
Hill County's average per capita income is $40,420. Household income levels show a median of $55,313. The poverty rate stands at 19.66%.
Name | Median | Mean |
|---|---|---|
| Married Families | $90,176 | - |
| Families | $76,083 | $90,097 |
| Households | $55,313 | $74,611 |
| Non Families | $36,204 | $45,130 |
Average Income
Median Household Income
Poverty Rate
