BENTON Sales Tax Overview
As of 2026, BENTON, Washington has an average combined sales tax rate of 8.1%, with rates varying across 2 zip codes from 8.1% to 8.1%. This rate includes the Washington state tax of 6.5% plus applicable county and local taxes.
Different areas within BENTON may have different rates due to special tax districts, transit authority taxes, or other local levies. It is important to use your exact zip code when calculating taxes for purchases, business filings, or compliance purposes.
BENTON Tax Examples
* Based on average rate of 8.1%. Verify with your exact zip code.
BENTON Zip Codes & Tax Rates
Frequently Asked Questions
What is the sales tax rate in BENTON, WA?
The average sales tax rate in BENTON, WA is 8.1% as of 2026. This includes the 6.5% Washington state tax plus any county and city taxes.
How many zip codes are in BENTON, WA?
BENTON, WA has 2 zip codes in our database: 99345, 99346.
How much is sales tax on a $100 purchase in BENTON?
On a $100 purchase in BENTON, WA you would pay approximately $8.10 in sales tax at the average rate of 8.1%, for a total of $108.10.
Is BENTON's sales tax rate higher than the Washington average?
Use our calculator to compare BENTON's rate of 8.1% against other cities in Washington. Visit the Washington state page for the statewide average.