98240   Zip Code Custer Whatcom WA United States

City Custer
County Whatcom
State Washington
Latitude 48.94711
Longitude -122.62061
Population 3,593
Density 161.4 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: $110,116
Median individual: $56,154

Race

Mode: 76.6% White

Gender

 50.1% male 

Rent

No data available.

Age

Median: 36.9 years old

Education

With at least college degree: 23.6%
With STEM degree: 44.7%

Marital Status

 58.7% married 

Never married: 29.5%

Labor Force Participation

 61.6% working 

Unemployed: 8.0%

Average Family Size

 2.71 people 

Commute Time

 19.8 minutes 

Health Care

 11.0% uninsured 

Poverty

 4.3%

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

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