Kennewick, WA ZIP codes
1 ZIP codes lie mostly inside Kennewick and 2 more cross into it. For each one: residents, median age, household income, home value, rent and homeownership, so you can see how different parts of the city compare.
ZIP codes mostly in Kennewick
| ZIP | Share in city | Residents | Median age | Household income | Home value | Rent | Homeowners |
|---|---|---|---|---|---|---|---|
| 99336 | 94% | 50,735 | 34.4 | $62,527 | $324,400 | $1,193 | 48% |
ZIP codes partly in Kennewick
| ZIP | Share in city | Residents | Median age | Household income | Home value | Rent | Homeowners |
|---|---|---|---|---|---|---|---|
| 99337 | 5% | 33,287 | 39.4 | $98,848 | $395,500 | $1,242 | 86% |
| 99338 | 16% | 20,633 | 37.6 | $111,042 | $551,500 | $1,486 | 82% |
"Share in city" is the part of each ZIP code's land area inside Kennewick city limits. Figures describe the whole ZIP code. Sources: Census Bureau 2020 ZIP Code Tabulation Areas (which closely follow USPS ZIP codes) and ACS 2020-2024 5-year estimates. Small ZIP codes have wide margins of error; "n/a" means the Census Bureau did not publish a value. Click a column to sort.
Frequently asked questions
How many ZIP codes are in Kennewick?
1 ZIP codes lie mostly inside Kennewick, and 2 more are partly in the city, by the Census Bureau's 2020 ZIP Code Tabulation Areas. PO box and single-building ZIP codes have no residents and are not listed.
Which Kennewick ZIP code has the highest income?
99336 has the highest median household income, $62,527, and 99336 the lowest, $62,527 (ACS 2020-2024, ZIP codes with 1,000+ residents).
Where is rent cheapest in Kennewick?
By ZIP code, median gross rent is lowest in 99336 ($1,193 a month) and highest in 99336 ($1,193).
Compare the whole city with others on the Kennewick profile, or see Kennewick population by year.