Washington · Population 84,389 · Updated March 2026
How far your income goes in Kennewick
State-level tax rates that affect your costs
Kennewick offers a below-average cost of living, giving residents more purchasing power compared to many US cities. With a cost index of 94 (where 100 equals the national median), Kennewick residents can expect to pay median rent of $1,199/month while earning a median household income of $72,867/year.
The median home value in Kennewick, WA is $343,600, with typical monthly owner costs around $1,225 including mortgage, insurance, and taxes. The median rent-to-income ratio of 19.7% means housing is relatively affordable here — well below the 30% threshold that HUD considers cost-burdened.
Washington has no state income tax, which can represent significant savings compared to high-tax states. Combined with a 6.5% sales tax rate and 0.92% effective property tax rate, the overall tax environment helps keep costs manageable in Kennewick.
Common questions about living costs in Kennewick