Asotin County, Washington Sales Tax Rate
The combined sales tax rate in Asotin County, Washington is 8.3% as of 2026. That includes the Washington state rate of 6.5%.
Literal combined state (6.5%) and local rate for the DOR location code.
Unincorporated-area rate.
Sales tax calculator for Asotin County
- Sales tax (8.3%)
- $8.30
- Total with tax
- $108.30
How this rate is composed
The Washington state sales tax rate is 6.5%. The combined 8.3% rate for Asotin County comes from Washington DOR local sales & use tax rates (Q3 2026) (2026-07-01 to 2026-09-30).
County rows are the unincorporated-area rate; incorporated cities are listed separately.
Rates change on official schedules — confirm the current rate and effective date against the source above before filing. Reviewed and current as of September 14, 2026.
Managing tax for a business?
For a street-address estimate, use the sales tax calculator. If you are closing a period, managing exempt customers, or replacing spreadsheets, start with the software buyer’s guide or choose your next workflow.
Related local sales tax rates in Washington
Compare the county and same-type jurisdictions with the closest combined rates.
Asotin County sales tax questions
What is the sales tax rate in Asotin County, Washington?
The combined sales tax rate is 8.3%. It includes the Washington state rate of 6.5% and applicable local rates.
How much sales tax is charged on a $100 purchase in Asotin County?
At the 8.3% combined rate, a $100 taxable purchase produces $8.30 in sales tax.
When was the Asotin County sales tax rate reviewed?
Prophit.ai reviewed this guide on 2026-09-14 using Washington DOR local sales & use tax rates (Q3 2026). Confirm the official source before filing because rates can change.