Washington   County OK United States

County FIPS 40147
Largest City Bartlesville
State Oklahoma
Latitude 36.7152
Longitude -95.9044
Population 53,326
Density 128.37 people per square mile
Time Zone America/Chicago
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $60,162
Median individual: $34,394

Race

Mode: 72.2% White

Gender

 50.8% female 

Rent

  $907 / month  

Median house value: $173,425.0

Age

Median: 39.2 years old

Education

With at least college degree: 30.1%
With STEM degree: 38.9%

Marital Status

 49.6% married 

Never married: 25.8%

Labor Force Participation

 57.3% working 

Unemployed: 4.4%

Average Family Size

 3.10 people 

Commute Time

 20.7 minutes 

Health Care

 11.1% uninsured 

Poverty

 16.1%

All data comes from the SimpleMaps US Counties Database, 2026.

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