98010   Zip Code Black Diamond King WA United States

City Black Diamond
County King
State Washington
Latitude 47.31173
Longitude -122.00326
Population 6,857
Density 461.4 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: $142,048
Median individual: $75,870

Race

Mode: 67.4% White

Gender

 51.3% male 

Rent

  $1657 / month  

Median house value: $779,583.0

Age

Median: 38.5 years old

Education

With at least college degree: 52.7%
With STEM degree: 54.6%

Marital Status

 63.3% married 

Never married: 25.0%

Labor Force Participation

 72.7% working 

Unemployed: 1.2%

Average Family Size

 2.94 people 

Commute Time

 37.3 minutes 

Health Care

 2.2% uninsured 

Poverty

 2.3%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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