| Name | Washington County |
| State | Idaho |
| FIPS Code | 16087 |
| County Seat | Weiser |
| Timezone | Mountain Daylight Time (MDT) |
| Population (2024) | 11,508 |
| Population Growth Rate(2020-2024) | 8.77% |
| Majority Ethnicity | White 82.69% |
| Public School Majority Ethnicity | White 73% |
| Partisan Voting Index | Strongly Republican:+30 |
| Unemployment Rate (May 2026) | 6.5% |
| Sales Tax Rate (2025) | 6% |
| Area Code(s) | 208 / 986 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 82.69% |
| African American | 0.11% |
| Hispanic | 15.91% |
| Asian | 0.22% |
| Native American | 0.85% |
| Hawaiin/Pacific Islander | 0.23% |
| 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% |