Washington County | |
---|---|
Coordinates: 44°27′N 116°47′W / 44.45°N 116.78°W | |
Country | United States |
State | Idaho |
Founded | February 20, 1879 |
Named for | George Washington |
Seat | Weiser |
Largest city | Weiser |
Area | |
• Total | 1,474 sq mi (3,820 km2) |
• Land | 1,453 sq mi (3,760 km2) |
• Water | 21 sq mi (50 km2) 1.4% |
Population (2020) | |
• Total | 10,500 |
• Estimate (2023) | 11,425 |
• Density | 7.1/sq mi (2.8/km2) |
Time zone | UTC−7 (Mountain) |
• Summer (DST) | UTC−6 (MDT) |
Congressional district | 1st |
Website | www |
Washington County is a county in the U.S. state of Idaho. As of the 2020 census, the population was 10,500.[1] The county seat and largest city is Weiser,[2] with over half of the county's population. The county was established in 1879 when Idaho was a territory and named after U.S. President George Washington.