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
~8 min read
Encyclopedic overview
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
Excerpted from Wikipedia’s “Washington County” article, available under the CC BY-SA 4.0 licence.