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County ProfileWA

Lewis County

Population: 82,149 · 21 ZIP codes

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
82,149
People
Median age
42.2
Housing
Total households
32,916
Income
Median household income
$74,796
Housing
Total housing units
36,512
Employment
Employment rate
52.7%
Education
Bachelor’s degree or higher
21.5%
Healthcare
Insured population
93.7%
County details
Local time 22:51:02(PT)
NameLewis
Total ZIP codes21total
ZIP codes (by type)
18 Standard3 PO Box
Area code360, 564
TimezonePacific Time (PT)
Coordinates46.5800714, -122.3774443
Land area2,402.8 sq miles(6,223.2 km²)

Map of Lewis county, Washington with ZIP codes

Map of Lewis County, Washington and ZIP codes

Cities and Communities in Lewis County

Compare the largest cities in Lewis County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.

CityPopulation
Median incomeHousehold
ZIP codes
Centralia18,183$56,2191ZIPs
Chehalis7,439$73,7021ZIPs
Randle2,1031ZIPs
Napavine1,888$104,1481ZIPs
Winlock1,472$80,4511ZIPs
Morton1,036$57,8131ZIPs
Glenoma9061ZIPs
Silver Creek8261ZIPs
Mossyrock768$53,3331ZIPs
Ethel6681ZIPs
Onalaska6571ZIPs
Pe Ell642$62,6791ZIPs
Salkum6401ZIPs
Toledo631$47,2921ZIPs
Vader629$64,6881ZIPs
Cinebar5581ZIPs
Curtis4251ZIPs
Packwood3191ZIPs
Mineral1931ZIPs
Doty1641ZIPs
Galvin681ZIPs

Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP Codes in Lewis County

Review the most populated postal areas across Lewis County. Use the ranking below to compare resident density and demographic scales between the county's major zones.

ZIPCity
Median incomeHousehold
Population (ZIP)
98531Centralia$63,40626,669
98532Chehalis$89,91025,572
98596Winlock$80,1886,990
98570Onalaska$95,7954,489
98591Toledo$78,9524,419
98564Mossyrock$60,1472,581
98356Morton$60,0602,179
98377Randle$56,1672,103
98593Vader$84,2441,185
98361Packwood1,000
98336Glenoma$67,632906
98585Silver Creek$74,167826
98572Pe Ell$64,013795
98542Ethel$52,963668
98582Salkum$89,387640
98355Mineral$102,438626
98533Cinebar$39,208558
98565Napavine$73,750448
98538Curtis$105,000425
98539Doty$87,625164

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS