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Zip Code 98166 — Seattle, WA

98166 is a ZIP Code associated with Seattle, WA, located within King. The postal region supports an estimated population of 22,082 residents across Data Pending housing units, with a population density of 1,476.0 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (47.452560, -122.349780)

Data MetricLocal Statistic
Postal / Zip Code98166
Primary CitySeattle
State / ProvinceWA
CountyKing
Total Population22,082
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,476.0 people/sq mi
TimezoneAmerica/Los_Angeles

How 98166 Compares

MetricZIP 98166King CountyWA State Average
Population22,0822,298,7147,816,021
Median IncomeData PendingN/AN/A
Population Density1,476.0 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 98148Seattle1.2 mi9,715N/A
Zip 98158Seattle2.0 miN/AN/A
Zip 98146Seattle3.3 mi28,573N/A
Zip 98168Seattle3.4 mi35,528N/A
Zip 98188Seattle3.6 mi27,311N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →