ZIP 99338 · Kennewick
Who lives in ZIP code 99338 (Kennewick, WA): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Kennewick, WA · Benton County
uszips 2026
People20,633
Median age37.6
Household income$111,042
Home value$547,770
Median rent$1,486/mo
Poverty8.5%
College degree+39.2%
Commute22 min
Place
- Metro area
- Kennewick-Richland, WA
- Wider region
- Kennewick-Richland-Walla Walla, WA
- Time zone
- Pacific
- Density
- 225 / sq mi
- Housing units
- 6,937
County
Share of the ZIP's people in each county.
Age mix
16.3% are 65 or older; 70.3% are adults.
Household income
57.1% of households earn $100K+. Median per person: $51,763.
Education (adults 25+)
48.7% of degrees are in STEM fields.
Race
17.3% Hispanic or Latino (of any race).
Households & family
- Married
- 60.9%
- Never married
- 27.3%
- Divorced
- 8.6%
- Widowed
- 3.2%
- Family size
- 3.29
- Dual-income families
- 50.3%
Housing
- Own their home
- 81.9%
- Rent burden
- 28.9%
- Men / women
- 49% / 51%
Work
- In labor force
- 64.4%
- Unemployment
- 4.4%
- Self-employed
- 11.6%
- Farmers
- 1.0%
Community
- Charitable givers
- 39.6%
- Veterans
- 9.0%
- With a disability
- 11.6%
- No health insurance
- 6.9%
- Limited English
- 1.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.