Sales Tax Calculator
Calculate sales tax instantly for any purchase. Select your US state for auto-filled tax rates, add local tax, calculate multiple items, or reverse-calculate the pre-tax price from a total. Includes all 50 states plus DC.
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How to Use Sales Tax Calculator
- 1Enter the item price and quantity.
- 2Select your US state or enter custom tax rates.
- 3View the tax breakdown including state and local tax.
- 4Use multi-item mode for multiple purchases or reverse mode to find pre-tax prices.
Frequently Asked Questions
Multiply the item price by the combined tax rate (state + local). For example, a $100 item with 8.25% tax would have $8.25 in tax for a total of $108.25.
Five US states have no state sales tax: Alaska, Delaware, Montana, New Hampshire, and Oregon. However, some Alaska localities charge local sales tax.
A reverse calculation finds the pre-tax price from a total amount. If you paid $108.25 total with 8.25% tax, the pre-tax price was $100.
The Free plan includes 10 tool uses per day. Some features require an account or a paid plan. Check the controls on the tool page and Pricing for the applicable limits.
The Sales Tax Calculator returns results based on the inputs and the tool methodology. Check assumptions, units and source dates. Treat projections as estimates. For critical decisions, always consult a qualified professional.
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About Sales Tax Calculator
Calculate sales tax instantly for any purchase. Select your US state for auto-filled tax rates, add local tax, calculate multiple items, or reverse-calculate the pre-tax price from a total. Includes all 50 states plus DC.
Use the controls shown by Sales Tax Calculator to generate and review your result. Available features and usage limits depend on your plan. Check the tool's instructions and privacy information before submitting data.
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