| Name | Washington County |
| State | Idaho |
| FIPS Code | 16087 |
| County Seat | Weiser |
| Timezone | Mountain Standard Time (MST) |
| Population (2022) | 10,144 |
| Population Growth Rate(2000-2022) | 2.96% |
| Majority Ethnicity | White 98.7% |
| Public School Majority Ethnicity | White 73% |
| Partisan Voting Index | Strongly Republican:+30 |
| Unemployment Rate (January 2025) | 4.4% |
| Area Code(s) | 208 / 986 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 98.7% |
| African American | 0.22% |
| Hispanic | 0.37% |
| Asian | 0.15% |
| Native American | 0.27% |
| Hawaiin/Pacific Islander | 0.27% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 73.01% |
| African American | 0.16% |
| Hispanic | 23.39% |
| Asian | 0.43% |
| Native American | 0.38% |
| Hawaiin/Pacific Islander | 0% |