Washington Property Tax Calculator 2026

Calculate property taxes in Washington. The average effective property tax rate in WA is 0.74%, which is below the national average of 0.89%. Estimate your annual property tax bill.

By Konstantin Iakovlev · Updated October 19, 2026 · Methodology

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Annual Property Tax

$2,590.00

Monthly Equivalent

$215.83

Effective Rate

0.740%

Property Tax Breakdown

Assessed Value$350,000.00
Homestead Exemption$0.00
Taxable Value$350,000.00
Annual Tax$2,590.00
Monthly Equivalent$215.83

Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.

Washington Property Tax Guide

Washington homeowners pay an average effective property tax of about 0.74% of value, below the national mark of about 0.9%. The tax is a local affair from start to finish: the county assessor sets your property's value, the county treasurer mails and collects the bill, and the total bundles separate levies for schools, the county, your city, and special districts such as fire, library, and hospital. As those district lines change from parcel to parcel, the effective rate shifts across the state rather than holding to a single statewide figure.

A quick estimate starts with assessed value times the local rate: a $500,000 assessment at 0.74% lands near $3,700 a year before any relief. Washington runs a substantial exemption and deferral program for qualifying lower-income seniors, people with disabilities, and certain disabled veterans, which can freeze or lower the taxable value through the assessor's office. Because assessments are refreshed on a cycle, a hot market can lift your bill even when the rate stays flat, so the assessed value on your annual notice is the number worth watching most closely.

Washington Property Tax Details (2026)

Avg. Effective Property Tax Rate 0.74%
National Average 0.89%
vs. National Average 0.15 points below
Estate Tax Yes (exemption: $3,000,000)
State Sales Tax 6.5%
State Income Tax None

Official Sources:

Washington Property Tax FAQ

What is the average property tax rate in Washington?
The statewide average effective rate is about 0.74% of a home's value, below the national figure of about 0.9%. Because levies are set district by district, the rate on your specific parcel can land above or below that average. The county assessor's valuation and the mix of local levies decide the final amount.
How do I estimate my Washington property tax bill from assessed value?
Multiply the assessed value by the local effective rate of about 0.74%, so a $350,000 home runs near $2,590 a year before exemptions. Pull the assessed value from your county assessment notice rather than the price you paid, since that valuation is what the bill is built on. Local district levies can nudge the real figure up or down from this estimate.
Who sets and collects property tax in Washington?
It's handled entirely at the county level: the assessor values each property and the treasurer issues and collects the bill. The amount combines distinct levies for schools, the county, cities, and special purpose districts, so the rate reflects whichever districts your parcel falls inside. Two equally valued homes in different counties can owe noticeably different totals.
What property tax relief exists for Washington seniors and disabled owners?
Washington offers an exemption and deferral program for qualifying senior citizens, people with disabilities, and some disabled veterans who meet income limits. It can freeze the property's taxable value and reduce or postpone the amount owed, easing the impact of rising assessments. Applications and eligibility are handled through the county assessor's office.

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