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Kennewick city, WA
ZIP 99336 — People & Community
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Middle ClassLarge CommunityLow Snow Area
Demographics, education attainment, health access, and community lifestyle
Population & Demographics in 99336
99336 has a population of 51,180 with a median age of 34.2 yrs (48.8% male).
Health & Community Indicators in 99336
Historical Trends in 99336 (2020–Present)
Since 2020, population declined 2.1%, median income rose 3.1% (inflation-adjusted), home values increased 22.4%.
People & Community key statistics
| Population | |
|---|---|
| Population | 51,180 |
| Median age | 34.2 |
| Poverty rate | 17.1% |
| Demographics | |
|---|---|
| White | 63.2% |
| Hispanic | 36.7% |
| Black | 3.0% |
| Asian | 1.9% |
| Foreign-born | 28.1% |