Sales Tax Calculator
Calculate sales tax for any US state or custom rate. Find the tax amount and total price including tax.
About the Sales Tax Calculator
Calculate sales tax for any US state or custom rate. Find the tax amount and total price including tax.
Sales Tax Calculator adds or removes sales tax from any purchase amount. Enter the price and your state or country's tax rate to see the tax amount and total price. Works for US state sales tax, Canadian GST/HST/PST, and any percentage-based consumption tax.
- Type
- Calculator
- Method
- current-year slab logic, including cess where applicable
- Runs in
- Your browser — no account, no install
- Price
- Free
- Results
- Instant, with plain-English interpretation
Sales Tax Calculator
Frequently asked questions
To calculate sales tax from a total, subtract the pre-tax amount from the total. Then, divide the sales tax amount by the pre-tax amount and multiply by 100 to find the tax rate percentage.
Yes, there are several apps available for calculating sales tax, but using our online Sales Tax Calculator is a quick and efficient alternative that works on any device with internet access.
To calculate tax, multiply the total amount by the sales tax rate (as a decimal). For example, for a $100 purchase with a 7% tax rate, multiply 100 by 0.07 to find a tax of $7.
If you don't know the sales tax rate, you can often find it on your state's revenue website or use our calculator to estimate based on common rates in your area.
Yes, our Sales Tax Calculator can be used for any state or region. Just input the appropriate sales tax rate for your location to get accurate calculations.
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