Washington County, Idaho

county in Idaho, United States

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] It has over half of the county's population. The county was founded in 1879 when Idaho was a territory and named after George Washington, the first President of the United States (1789–1797).

Washington County
Washington County Courthouse in Weiser
Washington County Courthouse in Weiser
Map of Idaho highlighting Washington County
Location within the U.S. state of Idaho
Map of the United States highlighting 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
FoundedFebruary 20, 1879
Named forGeorge Washington
SeatWeiser
Largest cityWeiser
Area
 • Total1,474 sq mi (3,820 km2)
 • Land1,453 sq mi (3,760 km2)
 • Water21 sq mi (50 km2)  1.4%
Population
 (2020)
 • Total10,500
 • Density7.1/sq mi (2.8/km2)
Time zoneUTC−7 (Mountain)
 • Summer (DST)UTC−6 (MDT)
Congressional district1st
Websitewww.co.washington.id.us

Communities

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Cities

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References

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  1. "QuickFacts: Washington County, Idaho". United States Census Bureau. Retrieved September 25, 2023.
  2. "Find a County". National Association of Counties. Retrieved 2011-06-07.