🧾 Tax

Sales Tax Calculator

Add sales tax to a price, or work backwards from a total to find the pre-tax amount. Includes all U.S. state rates.

$
Pre-tax Price
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Sales Tax Amount
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Total with Tax
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Effective Rate
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Quick-select state tax rate

How sales tax works

Adding tax: Total = Price × (1 + Rate)
Removing tax: Pre-tax = Total ÷ (1 + Rate)

State rates shown are the statewide base rate; most localities add additional city or county tax on top. Check your local government's website for the exact combined rate in your area.