How to Use Sales Tax Calculator
Enter a pre-tax price and your local sales-tax rate to get the tax amount and the final total you'll pay at checkout.
Open the Sales Tax Calculator tool →What is Sales Tax Calculator?
Add sales tax to a price and see the tax amount and final total. It's completely free, needs no sign-up, and runs entirely in your browser — so it's fast and private.
How to use Sales Tax Calculator
- Open the Sales Tax Calculator tool.
- Enter your details or values.
- The result is calculated instantly.
- Copy or use the result. Everything runs in your browser — nothing is uploaded.
Frequently asked questions
How does it work?
Enter a price and a tax rate and it shows the tax amount and the final total.
Which tax rate do I enter?
Your local combined rate — sales tax varies by state, county and city, so check your jurisdiction.
Is my data uploaded?
No — it's calculated locally in your browser.
Ready to try it?
Open Sales Tax Calculator →