The combined sales tax rate for Las Vegas, NV is 8.25%. This is the total of state, county and city sales tax rates. The Nevada state sales tax rate is currently 4.6%. The Clark County sales tax rate is 3.65%.
@SergeantD The user who posted the question most likely needs the sales tax rate that was in effect for 2019, not 2020, since they are probably preparing a 2019 tax return.