Washington Sales Tax Calculator (2026)

The sales tax rate in Washington, District of Columbia is 6%. That is made up of the 6% District of Columbia state sales tax. On a $100 purchase you pay $6.00 in sales tax, for a total of $106.00.

6%Combined rate
6%DC state rate
0%Local add-on

Washington Sales Tax Calculator

For other rates and a UK VAT mode, use the full sales tax calculator.

Sales tax in Washington, District of Columbia

When you buy something in Washington, the price at the register includes a combined sales tax of 6%. That is simply the District of Columbia state rate of 6%, with no extra local sales tax in Washington. The exact rate can vary slightly by special taxing district within the city, so always confirm the rate shown at checkout for your specific address.

How much sales tax will you pay in Washington?

To work out the tax on any purchase, multiply the price by 6%. A few quick examples for Washington:

Purchase priceSales tax (6%)Total
$20$1.20$21.20
$50$3.00$53.00
$100$6.00$106.00
$500$30.00$530.00
$1,000$60.00$1,060.00

Compare Washington with the rest of the state on the District of Columbia sales tax page, or see every state on the sales tax by state hub. To work out your true out-the-door price after a discount, pair this with the discount calculator.

Frequently asked questions

What is the sales tax rate in Washington?

The combined sales tax rate in Washington, DC is 6%, which includes the 6% District of Columbia state rate.

How do I calculate sales tax in Washington?

Multiply the price by 6% (i.e. by 0.0600). For example, a $50 item has $3.00 of sales tax, for a total of $53.00.

How do I remove sales tax from a Washington total?

Divide the tax-inclusive total by 1.0600. The result is the pre-tax price and the remainder is the 6% tax.

Is Washington sales tax the same as the District of Columbia state rate?

Yes. Washington applies the District of Columbia state rate of 6% with no extra local sales tax.