Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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zipcodes.pro — CITY/WA/KENNEWICK

Kennewick ZIP codes, Washington

Kennewick, WA has 3 ZIP codes (99336, 99337 and 99338) and area code 509. The largest is 99336.

USPS city name
3 ZIP codes
Overlapping the city
1 more
Population
85,295
Area code
509

Mail addressed to Kennewick uses the ZIP codes above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Kennewick in numbers

About 85,295 people live in Kennewick, in 31,372 households, the 15th-largest of Washington's 628 census places. The median household income is $73,576 a year, 25% below the Washington median of $98,141 (US: $80,734). The median owner-occupied home is valued at $370,700 (34% below the Washington median), and median gross rent is $1,240 a month. The median age is 35.7; 26.2% of adults 25 and over hold a bachelor's degree or higher (39.6% across Washington); the average commute takes 21 minutes.

Population85,295Kennewick85,295
Households31,372Kennewick31,372
Median age35.7Kennewick35.7Washington38.3US 38.9
Median household income$73,576Kennewick$73,576Washington$98,141US $80,734
Median home value$370,700Kennewick$370,700Washington$564,600US $332,700
Median gross rent$1,240Kennewick$1,240Washington$1,760US $1,413
Bachelor's degree or higher26.2%Kennewick26.2%Washington39.6%US 35.7%
Mean commute21.3 minKennewick21.3 minWashington26.6 minUS 26.4 min
Population density2,992 / sq miKennewick2,992 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Kennewick city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Kennewick

ZIP codes with the USPS city name Kennewick
ZIP City Type Population Median income Median home
99336 Kennewick , WA Standard 50,735 $62,527 $324,400
99337 Kennewick , WA Standard 33,287 $98,848 $395,500
99338 Kennewick , WA Standard 20,633 $111,042 $551,500

Other ZIP codes overlapping Kennewick

These ZIP codes cover part of Kennewick but are addressed as somewhere else.

ZIP codes overlapping Kennewick
ZIP City Type Population Median income Median home
99352 Richland , WA Standard 37,430 $100,108 $474,100

Map of Kennewick ZIP codes

993369933799338

The ZIP codes of Kennewick, WA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Kennewick

The nearest larger town is Yakima (96,961 people, 71 mi).

Towns near Kennewick
TownPopulationDistance
Pasco 79,575 5.4 mi
Finley 5,634 6.6 mi
Richland 62,753 8.4 mi
Burbank 3,589 9.2 mi
West Richland 17,586 12.9 mi
Benton City 3,695 15.2 mi
Umatilla, OR 7,508 20.7 mi
Hermiston, OR 19,546 25.7 mi
Prosser 6,305 28.3 mi

More nearby: every ZIP code in Benton County · Washington ZIP codes

Cite this page

zipcodes.pro. “Kennewick, WA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wa/kennewick

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