Washington County , Oklahoma

Washington County: County in Oklahoma, United States

Washington County locator map
Location of Washington County on Oklahoma map.

About

Washington County is a county located in the U.S. state of Oklahoma. As of the 2010 census, the population was 50,976 and a population density of 120 people per km². After 10 years in 2020 county had an estimated population of 52,222 inhabitants. Its county seat is Bartlesville. The county was created 114 years ago in 1906.

Old Washington County Courthouse Bartlesville image
Old Washington County Courthouse Bartlesville
Old Washington County Courthouse Bartlesville image

Geography

Washington County is located at 36°42'55"N 95°54'16"W (36.7152400, -95.9043700). It has 6 neighbors: Chautauqua County, Montgomery County, Nowata County, Osage County, Rogers County and Tulsa County.

Washington County map

The largest city of Washington County is Bartlesville with a population of 36,605. Other cities include, Dewey population 3,411, Ochelata population 431 and Vera population 244. See all Washington County cities & populated places.

Weather

Washington County forecast: A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 81. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. more

Washington County Quick Facts

Population : 52,222 (2020)
Country : United States of America
State : Oklahoma (United States)
Area : 424 km2
Water as percent of area : 2.1%
Land as percent of area : 97.9%
Named for : George Washington
Capital : Bartlesville
Establishment : January 01, 1907
Time Zone : America/Chicago
Local time : 05:38:10 (23rd October 2021)
Density : 123 Pop. per km² as of 2020
Population growth : 2.39% (2010-2020)
Weather : 81℉ Chance Showers And Thunderstorms 7-days weather

Washington County has 6 neighbours.

  • Bartlesville

Demographics

The population of Washington County increased by 2.39% in 10 years.

Year Population % Change Method
2010 50,976 - census
2011 51,362 0.75% estimation process
2012 51,627 0.51% estimation process
2013 51,646 0.04% estimation process
2014 51,997 0.68% estimation process
2015 52,091 0.18% estimation process
2016 52,027 -0.12% estimation process
2017 51,996 -0.06% estimation process
2018 51,791 -0.4% estimation process
2019 51,527 -0.51% estimation process
2020 52,222 1.33% estimation process

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People born in Washington County (1)

American cryptographer Helen Nibouar was born in Washington County

Other places with the same name (30)

Washington County Populated Places

Cities, Towns, Neighborhoods & Other Populated Places in Washington County.

City Name Population Title
Bartlesville 36,605 City in Oklahoma
Dewey 3,411 City in Washington County, Oklahoma, United States
Copan 746 Town in Oklahoma
Ramona 555 Town in Oklahoma, United States
Ochelata 431 City in Washington County, Oklahoma, United States of America
Vera 244 City in Washington County, Oklahoma, United States of America

Oklahoma Other Counties (more counties)

County Name Population Title
Oklahoma County 804,041 County in Oklahoma, United States
Tulsa County 657,589 County in Oklahoma, United States of America
Oklahoma City 655,057 City in Oklahoma, Cleveland, Canadian, and Pottawatomie counties in Oklahoma, United States; state capital of Oklahoma; and county seat of Oklahoma County
Tulsa 403,166 County seat of Tulsa County, Oklahoma, United States
Cleveland County 287,066 County in North Carolina, United States
Canadian County 153,192 County in Oklahoma, United States
Norman 125,762 City in Oklahoma, United States of America
Comanche County 121,099 County in Oklahoma, United States
Broken Arrow 111,648 City in Oklahoma, United States of America
Edmond 95,346 City in Oklahoma County, Oklahoma, United States
Lawton 93,164 City in Oklahoma
Rogers County 93,155 County in Oklahoma, United States
Wagoner County 82,925 County in Oklahoma, United States of America
Payne County 81,755 County in Oklahoma, United States
Pottawatomie County 72,998 County in Oklahoma, United States
Creek County 71,485 County in Oklahoma, United States