Skip to calculator

Sales tax in Tumwater, WA

9.8% combined sales tax rate

The combined sales tax rate in Tumwater, WA is 9.8%, effective 2026-07-01.

Last verified

ZIP codes
4 on file · 1 wholly inside the city limits
County
Thurston
Levied by
Washington and Tumwater
City limits of Tumwater, WA, covering 17.7 square miles of land
City limits · 17.7 sq mi Census TIGER/Line 2024, simplified. Not a tax boundary: districts cross it and the rate can differ inside it.

How the combined rate in Tumwater, WA is made up

Each government below levies its own share. A seller collects them together at the till and passes each share to the authority that levied it.

Tax rate components in Tumwater, WA, with the source of each
Jurisdiction Type Rate Effective Source
Washington state 6.5% Mar 1, 1983 Current jurisdiction rate and boundary files
Tumwater city 3.3% Jul 1, 2026 Current jurisdiction rate and boundary files
Combined rate 9.8%

ZIP codes in Tumwater

4 on file — 1 wholly inside the city limits and 3 crossing them. Each has its own page.

1 ZIP code wholly inside Tumwater

Every address in these is inside the city limits, so all of them pay Tumwater's rate.

ZIP codes in Tumwater with the combined sales tax figure for each
ZIP code Combined rate Also reaches
98511 9.8% no other city

3 ZIP codes crossing the city line

Part of each of these lies outside Tumwater. An address in one may be taxed at a neighbour's rate instead, and the figure shown is the most likely one across the whole ZIP code.

ZIP codes in Tumwater with the combined sales tax figure for each
ZIP code Combined rate Also reaches
98501 ~8.4% (8.4%–10%) Lacey and Olympia
98502 ~10% (8.4%–10%) Olympia
98512 ~8.4% (8.4%–10%) Olympia

What can change the tax you pay in Tumwater, WA

  • ZIP codes shared with a neighbour. 3 of Tumwater's 4 ZIP codes are also reached by Olympia and Lacey, so an address in one of them can owe a neighbour's rate instead of Tumwater's.
  • What you are buying. Categories are not taxed alike. The calculator switches between general merchandise, prepared food and lodging, which are the categories we hold rates for here.

How Tumwater compares with the rest of Washington

Tumwater's 9.8% is above what most ZIP codes carry in Washington. Of the state's 715 ZIP codes with a figure, 2 land on the same one, 559 carry a lower figure and 154 a higher one. Across Washington the combined rate runs from 7.6% to 10.7%. See every city in Washington.

The most common combined sales tax figures in Washington, by number of ZIP codes
Combined rate ZIP codes Which is this city
~8% 101
~8.2% 67
~10.3% 52
~8.1% 50
~8.9% 50
9.8% 2 Tumwater

Counted from ZIP-code figures. A tilde marks a band where some ZIP codes cross a tax boundary and are counted at their most likely rate.

Previous rates

Jurisdiction Rate Applied
Tumwater 3.3% Jul 2026 – Sep 2034

How sales tax is collected

The seller generally collects the tax from the buyer at the point of sale and passes it to the authorities that levied it. In most states it is added at the till rather than included in the advertised price. Read how sales tax works, including sourcing rules, online purchases and who is required to collect.

Rates last verified: Sep 4, 2026. This is when the source was last read, not when this page was last edited.

TaxAndTips provides informational estimates from published tax-rate data. Actual tax treatment can depend on the product or service, the exact address, the transaction, exemption status and applicable law. For official obligations, consult the taxing authority or a qualified tax professional.

Why you can rely on these figures

Published rates
State and local rates compiled from the tax authorities that levy them.
Every figure sourced
See the jurisdiction breakdown and the document each rate came from.
No signup
Use the calculator immediately. Nothing to create, nothing to install.
Missing means missing
Where a rate is not verified we say so instead of showing a short total.