Sales Tax Calculator: The Complete Guide
Add sales tax to any price in seconds. Enter the pre-tax amount and your local sales tax rate to see the tax amount and the total you'll pay.
Who the Sales Tax Calculator is for
Shoppers and sellers who need the final, tax-inclusive price for a given rate.
How to use the Sales Tax Calculator
- Type your values into the fields above — pick your currency or units where the calculator offers them.
- Results update automatically as you type; there's no submit button and nothing is sent to a server.
- Adjust any input to compare scenarios, then copy the result with a single click.
How it works
Sales tax = amount × rate ÷ 100. Total = amount + sales tax. For an $100 item at 8.25%, the tax is $8.25 and the total is $108.25.
Features
- Tax amount
- Total with tax
- Any rate & currency
- Instant results
About sales tax
Sales tax is a percentage added to the price of goods and services at the point of sale. Rates vary by country, state, and city, and are usually shown separately from the listed price. This calculator applies any rate you enter and gives the tax and the tax-inclusive total.