Sales Tax Calculator

Free sales tax calculator. Calculate sales tax for any US state or country with preset rates or a custom rate.

How the Sales Tax Calculator works

The tax amount is the pre-tax amount multiplied by the tax rate as a decimal. Adding this to the original amount gives the total price. The calculator supports preset regional rates or a custom rate you enter manually.

Formula

Total = Amount × (1 + Tax% / 100)

How to use the Sales Tax Calculator

  1. 1The sales tax calculator is designed to be simple and fast.
  2. 2Enter the pre-tax amount.
  3. 3Select your region or enter a custom rate.
  4. 4See the tax and total.
  5. 5Your result is shown immediately.

Examples

  • $100 + 7.25% CA tax = $107.25
  • $50 + 20% UK VAT = $60

Benefits

  • Completely free with no signup required.
  • Runs entirely in your browser for instant results and privacy.
  • Works on mobile, tablet and desktop.
  • Results can be copied with one click.

Frequently Asked Questions

Is the sales tax calculator free to use?

Yes. The sales tax calculator is 100% free, with no signup, no watermark and no hidden limits.

Does the sales tax calculator store my data?

No. All calculations and processing happen locally in your browser. Nothing is uploaded to a server.

Does the sales tax calculator work on mobile?

Yes. The sales tax calculator is fully responsive and works on phones, tablets and desktop computers.

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