Free Washington (WA) property tax calculator with 2026-specific rates. Calculate your exact property tax using real Washington data.
The average effective property tax rate in Washington is 0.87%. On a home valued at $575,000 (the state median), this equates to approximately $5,003 per year in property taxes.
Property taxes in Washington are calculated by multiplying the assessed value of your property by the local tax rate. The effective rate averages 0.87% statewide, though rates vary by county and municipality.
Washington's average effective property tax rate of 0.87% is near the national average. The national average effective property tax rate is approximately 1.1%.