Washington Sales Tax Calculator
Combined state + local average: 9.38% (6.50% state + 2.88% avg local)
Calculator Inputs
Choose which value you enter; the calculator derives the rest.
Rate auto-fills with the state + average local combined rate.
Calculates the sales tax and total
= State 6.50% + Avg local 2.88%
Sales Tax
$9.38
Total $109.38
Breakdown
β’ The US has no federal VAT β sales tax is state + local only.
β’ 5 states have no statewide sales tax: Oregon, Montana, New Hampshire, Delaware, Alaska.
β’ City and county rates add to the state rate; combined rates above use state averages.
* This calculator is for estimation only β verify with the state Department of Revenue for filing.
Quick reference β current state rate Γ common amounts
| Pre-tax | Tax (9.38%) | Total |
|---|---|---|
| $10.00 | $0.94 | $10.94 |
| $25.00 | $2.34 | $27.34 |
| $50.00 | $4.69 | $54.69 |
| $100.00 | $9.38 | $109.38 |
| $250.00 | $23.45 | $273.45 |
| $500.00 | $46.90 | $546.90 |
| $1,000.00 | $93.80 | $1,093.80 |
| $5,000.00 | $469.00 | $5,469.00 |
Washington sales tax in context
Washington's state rate is 6.50% and local additions average 2.88%, putting the combined average at 9.38% β among the highest in the country. Seattle hits 10.35%, Tacoma 10.30%. Washington has no state income tax, so sales tax carries a larger share of state revenue than in most states. Note that Oregon, immediately south, has 0% sales tax β driving a long tradition of Vancouver-WA residents shopping across the river.
Washington-specific FAQs
Seattle stacks the 6.5% state rate with King County and city of Seattle additions plus a Regional Transit Authority (RTA) tax. The combined rate as of 2025 is 10.35%, one of the highest big-city rates in the US.
Yes β most unprepared groceries are exempt from Washington sales tax. Prepared food, soft drinks, dietary supplements, and restaurant meals are taxable. Bottled water exemption was repealed in 2017.
It used to be straightforward β Oregon has no sales tax β but Washington repealed the non-resident sales tax exemption in 2019. Oregon residents now pay WA sales tax at the register, and must apply for a refund later for purchases over $25 (limited categories). Many vehicles and large appliances are exempt from refund eligibility.
Other state pages
Combined rate data: Tax Foundation, January 2025.