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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

BENTON County, WA ZIP Codes

BENTON County, WA Covers 10 ZIP Codes

ZIP CodeClassificationCityPopulationTimezoneArea Code(s)
ZIP Code 99320GeneralBenton City9,201Pacific509
ZIP Code 99336GeneralKennewick48,753Pacific509
ZIP Code 99337GeneralKennewick29,845Pacific509
ZIP Code 99338GeneralKennewick11,555Pacific509
ZIP Code 99345P.O. BoxPaterson213Pacific509
ZIP Code 99346P.O. BoxPlymouth352Pacific509
ZIP Code 99350GeneralProsser12,979Pacific509
ZIP Code 99352GeneralRichland26,975Pacific509
ZIP Code 99353GeneralWest Richland13,306Pacific509
ZIP Code 99354GeneralRichland21,343Pacific509

Population:175,177 (More Details)
Male Population:87,486
Female Population:87,691
Median Age:36
ZIP Codes:10
Area Codes:0
Total Area:1,760 square miles (county)
Land Area:1,700 square miles (county)
Water Area:60 square miles (county)

BENTON, WA Demographic Information

* Demographic data is based on 2010 Census.

Total population of BENTON County, WA175,177
Male population of BENTON County, WA87,486
Female population of BENTON County, WA87,691
Median age (years)35.6
White Population144,418
Black Population2,221
Indian Population1,574
Asian Population4,691
Hawaiian Population253
Hispanic Population32,696
Median age (Male)34.6
Median age (Female)36.6
Total households65,304
Family households (families)45,699
Average household size for BENTON County, WA2.66
Average family size of BENTON County, WA3.17
Total housing units for BENTON County, WA68,618

BENTON County, WA Covers 7 Cities