Town Chart.

← Look up another ZIP code · All towns in Washington

ZIP code 99338

Kennewick, WA · Benton County

About ZIP code 99338

  • ZIP code 99338 is in Kennewick, Benton County, Washington.
  • About 20,633 people live in it, which is 224.7 people per square mile.
  • Time zone: Pacific Standard Time.
  • The middle of the ZIP code is at 46.174, -119.274.

A ZIP code is a mail delivery area, not a town border, and one ZIP code can cover parts of several towns. To check a single address, use the US Postal Service lookup.

Kennewick, WA

ZIP code 99338 is the post office name for Kennewick, WA. 85,295 people live in Kennewick. Typical household income is $73,576. A typical home costs $370,700.

  • Stronger than most towns on: Public transit, Walkability and Diversity & community.
  • Weaker than most towns on: Airport access, Clean air and low disaster risk and Housing affordability.

See all figures for Kennewick

Other ZIP codes in Kennewick

Nearby ZIP codes

ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.