ZIP Code 98531 Map
Census ZIP Code Tabulation Area 98531 in Centralia, WA (Lewis County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 98531 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
27,337
Households
11,123
Median household income
$63,406
Median age
40.3 years
Median home value
$343,000
Median gross rent
$1,130/mo
Owner-occupied homes
65.7%
Bachelor's degree or higher
22.1%
Below poverty level
16.6%
Land area
129.2 sq mi
Population density
212 / sq mi