Big Horn County's estimated 2025 population is 12,601 with a growth rate of -0.59% in the past year according to the most recent United States census data. Big Horn County is the 16th largest county in Montana. The 2010 population was 12,912 and has seen a growth of -2.41% since that time.
Data after 2023 is projected based on recent change
The racial composition of Big Horn County includes 65.96% Native American, 28.65% White, and smaller percentages for Asian, other race, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.
Native American
White
Two or more races
Asian
Other race
Black or African American
Native Hawaiian or Pacific Islander
Race | Population | Percentage (of total) |
|---|---|---|
| Native American | 8,550 | 65.96% |
| White | 3,714 | 28.65% |
| Two or more races | 661 | 5.1% |
| Asian | 26 | 0.2% |
| Other race | 12 | 0.09% |
| Black or African American | 0 | 0% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
Married
Widowed
Divorced
Separated
Never Married
Big Horn County's average per capita income is $40,582. Household income levels show a median of $56,680. The poverty rate stands at 23.6%.
Name | Median | Mean |
|---|---|---|
| Married Families | $84,188 | - |
| Families | $64,275 | $81,625 |
| Households | $56,680 | $70,442 |
| Non Families | $30,200 | $40,321 |
Average Income
Median Household Income
Poverty Rate
