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Sales Tax Calculator
Calculate sales tax and final purchase price. Change the inputs below and the estimate updates immediately.
Input
Your numbers
Calculated result
Total price
$108.25
Sales tax
$8.25
Estimate only. Verify important decisions with an appropriate professional or official source.
How to use it
A quick estimate, without the spreadsheet.
Inputs and units
Enter taxable purchase price and the applicable combined tax rate.
Formula
Sales tax = price × rate / 100; total = price + tax.
Worked example
$100 at 8.25% tax costs $108.25.
Assumptions and limitations
Use the applicable state and local rate for the item and location. Exemptions, special item rates, shipping rules and invoice rounding may change the actual bill.