Sales Tax Calculator

Calculate sales tax for any US state instantly

Sales Tax Calculator - Understanding US Sales Tax

Sales tax in the United States varies by state, county, and city. Our calculator helps you determine the final price including tax or calculate the pre-tax amount from a total.

States with No Sales Tax

  • Delaware - No sales tax
  • Montana - No sales tax
  • New Hampshire - No sales tax
  • Oregon - No sales tax

Highest Sales Tax States

State State Rate Avg. Combined
California7.25%8.68%
Tennessee7%9.55%
Louisiana4.45%9.55%

Frequently Asked Questions

Do I pay sales tax on online purchases?

Yes, most online retailers collect sales tax based on your shipping address since the 2018 Supreme Court ruling.

Why are prices shown without tax?

The US shows pre-tax prices because sales tax varies by location. This allows retailers to use the same prices nationwide.