Owyhee County's estimated 2025 population is 12,876 with a growth rate of 0.6% in the past year according to the most recent United States census data. Owyhee County is the 27th largest county in Idaho. The 2010 population was 11,474 and has seen a growth of 12.22% since that time.
Data after 2023 is projected based on recent change
The racial composition of Owyhee County includes 73.1% White, 11.17% other race, 4.88% Native American, and smaller percentages for Black or African American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White
Other race
Two or more races
Native American
Black or African American
Asian
Native Hawaiian or Pacific Islander
Race | Population | Percentage (of total) |
|---|---|---|
| White | 8,979 | 73.1% |
| Other race | 1,372 | 11.17% |
| Two or more races | 1,262 | 10.27% |
| Native American | 599 | 4.88% |
| Black or African American | 59 | 0.48% |
| Asian | 13 | 0.11% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
Married
Widowed
Divorced
Separated
Never Married
Owyhee County's average per capita income is $38,503. Household income levels show a median of $59,773. The poverty rate stands at 13.37%.
Name | Median | Mean |
|---|---|---|
| Married Families | $80,533 | - |
| Families | $75,625 | $82,697 |
| Households | $59,773 | $72,147 |
| Non Families | $33,191 | $44,936 |
Average Income
Median Household Income
Poverty Rate
