Jefferson   County WA United States

County FIPS 53031
Largest City Port Townsend
State Washington
Latitude 47.7486
Longitude -123.5964
Population 33,577
Density 18.63 people per square mile
Time Zone America/Los Angeles
  • 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: $74,048
Median individual: $41,619

Race

Mode: 85.6% White

Gender

 51.2% female 

Rent

  $1522 / month  

Median house value: $529,862.0

Age

Median: 59.8 years old

Education

With at least college degree: 43.9%
With STEM degree: 54.2%

Marital Status

 54.7% married 

Never married: 20.6%

Labor Force Participation

 43.9% working 

Unemployed: 6.6%

Average Family Size

 2.48 people 

Commute Time

 21.3 minutes 

Health Care

 3.8% uninsured 

Poverty

 11.1%

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

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