Exact tax amount may vary for different items. Download all Arizona sales tax rates by zip code. The Scottsdale, Arizona sales tax is 7.95% , consisting of 5.60% Arizona state sales tax and 2.35% Scottsdale local sales taxes.The local sales tax consists of a 0.70% county sales tax and a 1.65% city sales tax. The Scottsdale Sales Tax is collected by the merchant on all qualifying sales made within Scottsdale.