Washington Sales Tax Calculator
Calculate Washington sales tax using a typical combined state and local rate, or enter the rate for your city, RTA, and local add-ons.
Regional Rule Context
United States Rates and Rules
Tax Rates
Exemptions
- -Unprepared grocery food
- -Prescription medicines
Enter Values
Use your Washington address combined rate including RTA when applicable
Result
Enter values above and click Calculate to see your result.
AI Assistant
Ask about this calculator
I can help you understand the washington sales tax calculator formula, interpret your results, and answer follow-up questions.
Try asking
Washington sales tax calculator for 2026. State base: 6.5%. Local additions push rates to 7-10.5%. Seattle ~10.25% (among highest in US). Washington has NO state income tax, making sales tax a primary revenue source. Groceries exempt. Clothing IS taxable. Destination-based sourcing for shipped items.
Disclaimer: This calculator uses publicly available rules effective as of Jan 1, 2025 (version 1.0). Results are for informational purposes only. Always verify with official sources or a qualified professional. Last reviewed: Mar 1, 2026.
Formula
Washington combines the state rate with local city, county, regional transit authority, and other local taxes that vary by address.
United States FAQs
What is Washington state sales tax?
Washington state base is 6.5%. With local additions, combined rates range from about 7% to 10.5%. Seattle is ~10.25%. Tacoma ~10.2%. Most King County cities are near 10.25%.
Does Washington have income tax?
No. Washington is one of nine US states with no broad personal income tax. The state relies on sales tax, property tax, and B and O (Business and Occupation) tax for revenue.
Is food taxed in Washington?
Unprepared grocery food is exempt. Prepared food, restaurant meals, candy, soft drinks, and dietary supplements are taxable at the full rate.
Why are Washington rates so high?
Without income tax, Washington allows extensive local tax additions. Cities, counties, transit authorities (Sound Transit), and special districts all add components. Seattle stacks multiple layers to reach 10.25%.
What is destination-based sourcing?
Washington determines the sales tax rate by where the buyer receives goods, not where the seller is located. For shipped items, the delivery address rate applies. For in-store purchases, the store location rate applies.
Can I shop in Oregon to avoid tax?
Oregon has no sales tax. Many Washington residents near the border shop in Portland for large purchases. However, Washington technically requires you to report and pay use tax on those purchases, though enforcement is limited for personal items.
Is clothing taxable in Washington?
Yes. Clothing and footwear are fully taxable at the combined rate in Washington state. There are no exemptions for clothing at any price point.
How can I put this Washington Sales Tax Calculator on my blog or website?
Yes, the Washington Sales Tax Calculator is fully embeddable. Tap "Embed" above to configure appearance and copy the code. It is free to use, works on any platform (HTML, WordPress, CMS), and adjusts to any screen size automatically. Visit calculory.com/services/embed-calculators for the complete guide.
AI Assistant
Ask about this calculator
I can help you understand the washington sales tax calculator formula, interpret your results, and answer follow-up questions.
Try asking
More United States Calculators
Secure and Private
All calculations run locally. Your US tax and financial data never leaves your browser.
Verified Precision
Precise US Calculations Powered by Calculory AI