Sales Tax Calculator

Enter a price and select a region or enter a custom rate to instantly calculate tax amount, pre-tax, or post-tax totals.

Calculator Inputs

$
%

Results

Enter a price above to see the tax breakdown.

Tax rates may change. Always verify with your local tax authority.

Summary

Enter a price and select a region or enter a custom rate to instantly calculate tax amount, pre-tax, or post-tax totals.

How it works

  1. Choose a mode: "Add tax to price" to calculate a post-tax total, or "Extract tax from total" to find the pre-tax amount.
  2. Enter the price or total amount in the price field.
  3. Select a country or U.S. state from the dropdown, or type a custom tax rate percentage.
  4. Read the instant results: subtotal, tax amount, and total.
  5. Use the multi-item table to add several line items and see a combined tax total.
  6. Use the Compare States feature to view how much tax differs across selected regions.

Use cases

  • Shoppers checking the final price before checkout at an out-of-state online store.
  • Small business owners quoting prices inclusive or exclusive of sales tax.
  • Accountants reconciling invoices by extracting the tax component from a gross total.

Frequently Asked Questions

Last updated: 2026-06-09 · Reviewed by Nham Vu