CensusEasy
ZIP CODE TABULATION AREA

98188

Washington · 27,311 residents · 8.067 sq mi
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ZIP 98188 has roughly average household income, with a median household income of $76,438. Population has held roughly steady since 2024. Median home value is $456,400. Households here earn about 39% less than the King County median. Among the 80 ZIP codes in King County, 98188 ranks 74th by median household income.

$76,438
US average: $82,259
$456,400
US average: $376,019
28.1%
US average: 35.6%
Age, sex & households
Under 18
20.6%
Age 65+
14.0%
55.4%
44.6%
2.38 people
Race & ethnicity · 2024
2024
White, non-Hispanic28%(7,647)
Black27.8%(7,595)
Hispanic / Latino20.5%(5,601)
Asian14.5%(3,968)
Other9.2%(2,500)
Diversity Score96.6%(26,380)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within King County
Income rank vs other ZIPs
LOWEST74TH OF 80HIGHEST
Adjacent ZIPs
98001$106,791
98002$78,684
98003$75,319
98004$182,545
Frequently asked

How many people live in ZIP code 98188?

ZIP code 98188 has about 27,311 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 98188?

The typical household in ZIP code 98188 earns about $76,438 a year. Half of households make more than that, and half make less.

Is ZIP code 98188 expensive?

In ZIP code 98188, the median home is worth about $456,400, and the typical rent is about $1,678 a month.

How educated are people in ZIP code 98188?

About 28.1% of adults age 25 and over in ZIP code 98188 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 98188?

About 8.5% of people in ZIP code 98188 live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024