Washington County
Sign in to saveAlso known as Washington County, Oklahoma, Washington County, OK
county in Oklahoma, United States
Key facts
- Country
- United States
- State
- Oklahoma
- Named after
- George Washington
- Seat
- Bartlesville
- Largest city
- Bartlesville
- Total
- 424 sq mi (1,100 km )
- Land
- 415 sq mi (1,070 km )
- Water
- 8.8 sq mi (23 km ) 2.1%
- Estimate 2025
- 54,037
- Density
- 120/sq mi (46/km )
- Congressional district
- 2nd
- Website
- washingtoncountyok .gov
via Wikipedia infobox
Wikidata facts
- Population
- 52455
- Area
- 424
- Official website
- www.countycourthouse.org
- Image
- Old Washington County Courthouse Bartlesville.JPG
- Households
- 20376
Show 5 more facts
- Commons category
- Washington County, Oklahoma
- inception
- 1907-00-00
- water as percent of area
- 2.1
- native label
- Washington County
- per capita income
- 31113
Sources (9)
via Wikidata · CC0
~8 min read
Article
Washington County is a county located in the northeastern part of the U.S. state of Oklahoma. As of the 2020 census, the population was 52,455. Its county seat is Bartlesville. Named for President George Washington, it is the smallest county in Oklahoma in total area, adjacent to the largest county in Oklahoma, Osage County. Washington County comprises the Bartlesville, OK micropolitan statistical area, which is also included in the Tulsa-Muskogee-Bartlesville, OK combined statistical area. It is located along the border with Kansas.
History
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George Washington
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Kansas
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Oklahoma
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Oklahoma City
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Democratic Party (United States)
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Wayback Machine
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African Americans
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Tulsa
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Norman
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United States Census Bureau
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Native Americans in the United States
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