Washington County, Idaho

Washington County
County
Washington County Courthouse in Weiser
Seal
Location within the U.S. state of Idaho
Idaho's location within the U.S.
Coordinates: 44°27′N 116°47′W / 44.45°N 116.78°W / 44.45; -116.78
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
• Density	7.1/sq mi (2.8/km2)
Time zone	UTC−7 (Mountain)
• Summer (DST)	UTC−6 (MDT)
Congressional district	1st
Website	www.co.washington.id.us

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.