what is benton sales taxes
Exact tax amount may vary for different items. Download all Washington sales tax rates by zip code. The Benton County, Washington sales tax is 7.70% , consisting of 6.50% Washington state sales tax and 1.20% Benton County local sales taxes.The local sales tax consists of a 1.20% county sales tax. The Benton County Sales Tax is collected by the merchant on all qualifying sales made within Benton County.