98626   Zip Code Kelso Cowlitz WA United States

City Kelso
County Cowlitz
State Washington
Latitude 46.15317
Longitude -122.78564
Population 26,892
Density 199.74 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: $75,528
Median individual: $39,840

Race

Mode: 84.7% White

Gender

 50.3% male 

Rent

  $1267 / month  

Median house value: $367,177.0

Age

Median: 41.5 years old

Education

With at least college degree: 14.7%
With STEM degree: 46.0%

Marital Status

 51.8% married 

Never married: 29.2%

Labor Force Participation

 60.6% working 

Unemployed: 8.1%

Average Family Size

 3.04 people 

Commute Time

 23.0 minutes 

Health Care

 7.0% uninsured 

Poverty

 8.3%

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

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