Washington's statewide sales tax rate is 6.5%, and local taxes add an average of 3.07% for a combined average of 9.57% (Tax Foundation, rates as of July 1, 2026). Add tax to a price or work backward from a receipt below.
Rates are 2026 state rates plus population-weighted average local rates; your city or county may differ, and some items (like groceries) are taxed differently.
Sales tax on common purchases in Washington
At the average combined rate of 9.57%, every $100 you spend carries $9.57 in sales tax. Where the highest local rate applies, the total rate is 10.7%, or $10.70 per $100. Rates are population-weighted averages, so your city or county may differ slightly — enter its exact rate in the calculator for a precise total.
Washington sales tax at the average combined rate (9.57%)
Price
Sales tax
Total
Total at 10.7%
$10.00
$0.96
$10.96
$11.07
$25.00
$2.39
$27.39
$27.68
$50.00
$4.79
$54.79
$55.35
$100.00
$9.57
$109.57
$110.70
$500.00
$47.85
$547.85
$553.50
$1,000.00
$95.70
$1,095.70
$1,107.00
Working backward from a receipt
To find the price before tax, divide the total by 1 plus the rate: in Washington, a $100.00 receipt at 9.57% breaks down into $91.27 of merchandise and $8.73 of tax. That is handy for expense reports and for checking a receipt that only shows the total.
Price before tax for tax-inclusive totals in Washington (9.57%)
Total paid
Price before tax
Tax included
$10.00
$9.13
$0.87
$25.00
$22.82
$2.18
$50.00
$45.63
$4.37
$100.00
$91.27
$8.73
$500.00
$456.33
$43.67
$1,000.00
$912.66
$87.34
How Washington compares with neighboring states
Washington's 6.5% state rate ranks 9th of the 50 states and DC, and its combined average ranks 3rd (1st = highest in both).
Sales tax rates in Washington and neighboring states (July 1, 2026)
Which goods are taxable differs by state: groceries, prescription drugs and clothing are often exempt or taxed at a reduced rate, while prepared food and general merchandise usually pay the full rate. Check unusual purchases against the state's current rules.