The official Washington state sales tax, applied or removed in one step, with the officially published combined rates for Seattle.
Price before tax — adding
at 6.5%
| Price before tax | $250.00 |
| Sales tax | $16.25 |
| Total | $266.25 |
State portion of the retail sales tax is 6.5% (Washington DOR; its local rate tables list State rate .0650). Local rates add on top and vary substantially by location.
Source: official Washington source.
Washington DOR official Local Sales & Use Tax table, Q3 2026 (Seattle, location code 1726). WA republishes quarterly.
Included only because an official source publishes them — most cities' combined rates are not published as a single official figure and are never estimated here.
Reduced rates and exemptions (groceries at a lower rate or exempt in several states, clothing holidays, services taxed in only some states) follow Washington rules and are flagged in the rate note above where the state publishes them — the headline calculation uses the general rate.
Use the linked official source for category-level rules.
Because most receipts include city, county and district taxes on top of the state rate. This page shows the combined rate only where an official source publishes it as one figure — as it does for Seattle here; everywhere else, printing a combined number would mean guessing, so the page says so instead.
Generally destination sourcing: the rate where the goods are delivered or consumed. Online sellers usually handle this; the calculator's split is the same either way.
Prescription medicine, many groceries, and resale purchases are exempt in most states — the details are in the official note linked above.
Washington Sales Tax Calculator for 2026: the official Washington state rate is 6.5%; officially published combined rates included for Seattle. On $250, state tax is $16.25.
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Washington’s official sales tax for 2026, applied or removed on any price, with the published city rates.
The Washington state rate is 6.5% for 2026 (official source linked on the page).
Published combined rates: Seattle 10.55%.
The state rate is 6.5% for 2026, with published combined rates on the page.
Local city/county/district taxes add on top of the state rate in most places.
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