Zip Code 98031 — Kent, WA

ZIP Code 98031 is associated with Kent, WA, in King County. The listed population estimate is 40,094; estimated density is 2,001.8 people per square mile. Among records with population estimates, it ranks #19 of 83 in King County and #48 of 597 in WA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (47.405500, -122.194300)

Data MetricLocal Statistic
Postal / Zip Code98031
Primary CityKent
State / ProvinceWA
CountyKing
Total Population40,094
Population Density2,001.8 people/sq mi
TimezoneAmerica/Los_Angeles

How 98031 Compares

MetricZIP 98031King County recordsWA records
Population estimate40,0942,298,714 (sum)7,816,021 (sum)
Population Density2,001.8 /sq mi----
County population rank#19 of 83----
State population rank#48 of 597----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in WA

ZIP CodeCityDistancePopulation estimate
ZIP 98030Kent2.6 mi38,523
ZIP 98055Renton2.9 mi24,660
ZIP 98032Kent3.1 mi40,862
ZIP 98058Renton4.1 mi42,980
ZIP 98042Kent4.6 mi50,216

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 →