How does the Clovis sales tax compare to the rest of CA? The 7.975% sales tax rate in Clovis consists of 6.00% California state sales tax, 0.25% Fresno County sales tax and 1.725% Special tax. There is no applicable city tax. You can print a 7.975% sales tax table here. For tax rates in other cities, see California sales taxes by city and county.