Nevada has state sales tax of 4.6%, and allows local governments to collect a local option sales tax of up to 3.55%.There are a total of 39 local tax jurisdictions across the state, collecting an average local tax of 3.348%. Click here for a larger sales tax map, or here for a sales tax table.. Combined with the state sales tax, the highest sales tax rate in Nevada is 8.375% in the cities of …