Quickly add a sales tax rate to a price to see the tax and the final amount due.
How the Sales Tax Calculator works
Tax = amount × rate ÷ 100; total = amount + tax. Enter the pre-tax price and the local rate.
Example calculation
A $100 purchase at a 7.25% rate adds $7.25 tax for a $107.25 total.
Tips for using the Sales Tax Calculator
- US rates vary by state, county and city.
- Some goods are exempt or taxed differently.
- To remove tax from a total, divide by (1 + rate).
Sales Tax Calculator — frequently asked questions
- Why do rates differ?
- US sales tax varies by state, county and city; some items are exempt.
- Reverse calculation?
- To remove tax from a total, divide by (1 + rate).
- Why do tax rates differ?
- Sales tax is set by state and local governments, so it varies by location.
- How do I back out tax?
- Divide the tax-inclusive total by (1 + rate) to get the pre-tax amount.
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