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Zip Code 98031 — Kent, WA

98031 is a ZIP Code associated with Kent, WA, located within King. The postal region supports an estimated population of 40,094 residents across Data Pending housing units, with a population density of 2,001.8 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (47.405500, -122.194300)

Data Metric	Local Statistic
Postal / Zip Code	98031
Primary City	Kent
State / Province	WA
County	King
Total Population	40,094
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	2,001.8 people/sq mi
Timezone	America/Los_Angeles

How 98031 Compares

Metric	ZIP 98031	King County	WA State Average
Population	40,094	2,298,714	7,816,021
Median Income	Data Pending	N/A	N/A
Population Density	2,001.8 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 98030	Kent	2.6 mi	38,523	N/A
Zip 98055	Renton	2.9 mi	24,660	N/A
Zip 98032	Kent	3.1 mi	40,862	N/A
Zip 98058	Renton	4.1 mi	42,980	N/A
Zip 98042	Kent	4.6 mi	50,216	N/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 →