Home > WA > Benton County > Kennewick > Zip 99336

Zip Code 99336 — Kennewick, WA

99336 is a ZIP Code associated with Kennewick, WA, located within Benton. The postal region supports an estimated population of 50,735 residents across Data Pending housing units, with a population density of 1,462.3 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (46.213020, -119.179540)

Data Metric	Local Statistic
Postal / Zip Code	99336
Primary City	Kennewick
State / Province	WA
County	Benton
Total Population	50,735
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	1,462.3 people/sq mi
Timezone	America/Los_Angeles

How 99336 Compares

Metric	ZIP 99336	Benton County	WA State Average
Population	50,735	234,788	7,816,021
Median Income	Data Pending	N/A	N/A
Population Density	1,462.3 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 99338	Kennewick	5.3 mi	20,633	N/A
Zip 99352	Richland	5.7 mi	37,430	N/A
Zip 99354	Richland	10.0 mi	25,559	N/A
Zip 99337	Kennewick	11.2 mi	33,287	N/A
Zip 99353	West Richland	12.0 mi	19,251	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 →